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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 1
UNT -SVX07A-EN Installation, Operation, and Maintenance UniT rane Fan-Coil & Force Flo Air Conditioners 200 to 1,200 cfm Models FC & FF “ZO” and later design sequence Low vertical models FCKB & FCLB: “SO” and later design sequence April 2005 ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 2
© 2005 American Standard Inc. UNT -SVX07A-EN About This Manual Literature Change History Use this manual for UniT rane fan-coils and Force Flo cabinet heaters. This is the seventh revision of this manual. It provides specific installation, operation, and maintenance instructions for “ZO” and later design sequences for all models except low ver ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 3
UNT -SVX07A-EN 3 contents Cross reference to related publications/information for UniT rane™ fan-coil & Force Flo™ equipment: • Rover ™ Installation, Operation and Programming Guide, EMTX-SVX01D-EN • T racer ™ ZN510 Unit Controller , CNT -IOP-1 • T racer ™ ZN520 Unit Controller , CNT -SVX04A-EN • UniT rane ™ Fan-Coil Catalog ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 4
4 UNT -SVX07A-EN Figure I-GI-1. UniT rane fan-coil unit components. V er tical cabinet model is shown. General UniT rane fan-coil and Force Flo units are intended for single zone applications. These units have load capabilities of 200 to 1200 cfm. See Figure I-GI-1 for unit components. Fan-coil units are available as two-pipe, with or without elect ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 5
UNT -SVX07A-EN 5 Installation general information FC B B 020 1 C P0 A 0 G 1 0 A A 2 M 000 0 0 1 0 0 0 A A 000 000 0 0 0 0 A 0 0 1 5 10 15 2 0 25 30 35 40 4 4 Digits 1, 2 — unit type FC = fan-coil FF = force flo Digit 3 — cabinet type A = vertical concealed B = vertical cabinet C = horizontal concealed D = horizontal cabinet E = horizontal reces ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 6
6 UNT -SVX07A-EN J = 2-way , modulating, 0.7 Cv (50 psig)* K = 3-way , modulating, 0.7 Cv (50 psig)* L = 2-way , modulating, 1.1 Cv (60 psig)* M = 3-way , modulating, 1.1 Cv (60 psig)* N = 2-way , modulating, 2.3 Cv (60 psig)* P = 3-way , modulating, 2.7 Cv (60 psig)* Q = 2-way , modulating, 3.3 Cv (60 psig)* R = 3-way , modulating, 3.8 Cv (60 psig ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 7
UNT -SVX07A-EN 7 Installation general information T able I-GI-1. Fan-coil component data unit size 02 03 04 06 08 10 12 Coil Data Face Area — Ft 2 (cm 2 ) 0.8 (743) 0.8 (743) 1.1 (1020) 1.6 (1490) 2.1 (1950) 3.2 (2970) 3.2 (2970) LxDxH — In. (cm) 2-Row 15x1.7x8 15x1.7x8 20x1.7x8 29.5x1.7x8 38x1.7x8 57x1.7x8 57x1.7x8 (38x4x20) (38x4x20) (51x4x20 ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 8
8 UNT -SVX07A-EN Installation general information A vailable Models model A vertical concealed model B vertical cabinet model C horizontal concealed model D horizontal cabinet model E horizontal recessed model F wall hung cabinet model L low vertical concealed model K low vertical cabinet model J slope-top cabinet model H vertical recessed model M ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 9
UNT -SVX07A-EN 9 Installation general information Factory-Installed Piping Packages Note: This figure shows piping package components and basic arrangement. It is not an accurate pictorial of what factory-installed piping packages look like. ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 10
10 UNT -SVX07A-EN Installation dimensions & weights V ertical Concealed Unit Dimensions & weights, in-lbs. Unit Size 02-03 04 06 08 10-12 A 2’-8 11 / 16 ” 3’-1 11 / 16 ” 3’-11 3 / 16 ” 4’-7 11 / 16 ” 6’-2 11 / 16 ” B 1’-9 5 / 16 ” 2’-2 5 / 16 ” 2’-11 13 / 16 ” 3’-8 5 / 16 ” 5’-3 5 / 16 ” C 1’-10 13 ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 11
UNT -SVX07A-EN 11 Installation dimensions & weights V ertical Cabinet Unit Dimensions, in-lbs. unit size 02-03 04 06 08 10-12 A 2’-9 5 / 16 ” 3’-2 5 / 16 ” 3’-11 3 / 16 ” 4’-8 5 / 16 ” 6’-3 5 / 16 ” B 1’-9 5 / 16 ” 2’-2 5 / 16 ” 2’-11 3 / 16 ” 3’-8 5 / 16 ” 5’-3 5 / 16 ” C7 5 / 8 ”7 1 / 8 ”8 7 / 8 ” ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 12
12 UNT -SVX07A-EN Installation dimensions & weights Horizontal Concealed Unit Dimensions, in-lbs. unit size 02-03 04 06 0 8 10-12 A 2’-8 11 / 16 ” 3’-1 11 / 16 ” 3’-11 3 / 16 ” 4’-7 11 / 16 ” 6’-2 11 / 16 ” B 1’-9 5 / 16 ” 2’-2 5 / 16 ” 2’-11 13 / 16 ” 3’-8 5 / 16 ” 5’-3 5 / 16 ” C 1’-10 13 / 16 ” 2? ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 13
UNT -SVX07A-EN 13 Installation dimensions & weights Horizontal Cabinet Unit Dimensions, in-lbs. unit size 02-03 04 0 6 08 10-12 A 2’-9 5 / 16 ” 3’-2 5 / 16 ” 3’-11 3 / 16 ” 4’-8 5 / 16 ” 6’-3 5 / 16 ” B 1’-9 5 / 16 ” 2’-2 5 / 16 ” 2’-11 13 / 16 ” 3’-8 5 / 16 ” 5’-3 5 / 16 ” C7 5 / 8 ”7 1 / 8 ”8 7 / 8 ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 14
14 UNT -SVX07A-EN Installation dimensions & weights Horizontal Recessed Unit Dimensions, in-lbs. unit size 02-03 04 06 08 10-12 A 2’-11 13 / 16 ” 3’-4 13 / 16 ” 4’-2 5 / 16 ” 4’-10 13 / 16 ” 6’-5 13 / 16 ” B 1’-9 5 / 16 ” 2’-2 5 / 16 ” 2’-11 13 / 16 ” 3’-8 5 / 16 ” 5’-3 5 / 16 ” C 1’-10 13 / 16 ” 2’ ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 15
UNT -SVX07A-EN 15 Installation dimensions & weights V ertical wall hung cabinet unit dimensions & weights, in-lbs. unit size 02-03 04 06 08 10-12 A 2’-9 5 / 16 ” 3’-2 5 / 16 ” 3’-11 13 / 16 ” 4’-8 5 / 16 ” 6’-3 5 / 16 ” B 1’-9 5 / 16 ” 2’-2 5 / 16 ” 2’-11 13 / 16 ” 3’-8 5 / 16 ” 5’-3 5 / 16 ” C7 5 / 8 ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 16
16 UNT -SVX07A-EN Installation dimensions & weights V e rtical Recessed Unit Dimensions, in-lbs. unit size 02-03 04 06 08 10-12 A 2’-8 11 / 16 ” 3’-1 11 / 16 ” 3’-11 3 / 16 ” 4’-7 11 / 16 ” 6’-2 11 / 16 ” B 1’-9 5 / 16 ” 2’-2 5 / 16 ” 2’-11 13 / 16 ” 3’-8 5 / 16 ” 5’-3 5 / 16 ” C 1’-10 13 / 16 ” 2’- ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 17
UNT -SVX07A-EN 17 Installation dimensions & weights V ertical Slope T op, Model J V ertical Slope T op Unit Dimensions, in-lbs. unit size 02-03 04 06 0 8 10-12 A 2’-9 5 / 16 ” 3’-2 5 / 16 ” 3’-11 13 / 16 ” 4’-8 5 / 16 ” 6’-3 5 / 16 ” B 1’-9 5 / 16 ” 2’-2 5 / 16 ” 2’-11 13 / 16 ” 3’-8 5 / 16 ” 5’-3 5 / 16 ? ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 18
18 UNT -SVX07A-EN Installation dimensions & weights Low V er tical Concealed Unit Dimensions, in-lbs. unit size 03 04 06 A 3’-5 7 / 16 ” 4’-2 15 / 16 ” 4’-11 7 / 16 ” B 2’-2 1 / 4 ” 2’-11 3 / 4 ” 3’-8 1 / 4 ” C 2’-3 15 / 16 ” 3’-0 13 / 16 ” 3’-9 15 / 16 ” D 1’-10 5 / 16 ” 2’-7 13 / 16 ” 3’-4 5 / 16 ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 19
UNT -SVX07A-EN 19 Installation dimensions & weights Low V er tical Cabinet Unit Dimensions, in-lbs. unit size 03 04 06 A 3’-10 15 / 16 ” 4’-8 7 / 16 ” 5’-4 15 / 16 ” B 2’-2 1 / 4 ” 2’-11 3 / 4 ” 3’-8 1 / 4 ” C 11 7 / 16 ” 1’-1 5 / 16 ” 11 7 / 16 ” D 2’-0” 2’-6” 3’-6” E 2’-0 1 / 4 ” 2’-9 3 / 4 ? ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 20
20 UNT -SVX07A-EN Installation dimensions & weights Inverted V e rtical Cabinet, Model M Inverted vertical cabinet unit dimensions & weights, in-lbs. unit size 02-03 04 06 08 10-12 A 2’-9 5 / 16 ” 3’-2 5 / 16 ” 3’-11 13 / 16 ” 4’-8 5 / 16 ” 6’-3 5 / 16 ” B 1’-9 5 / 16 ” 2’-2 5 / 16 ” 2’-11 13 / 16 ” 3’-8 5 ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 21
UNT -SVX07A-EN 21 Installation dimensions & weights Inverted V e rtical Recessed, Model N Inverted vertical recessed unit dimensions & weights, in-lbs. unit size 02-03 04 06 0 8 10-12 A 2’-3 7 / 8 ” 2’-8 7 / 8 ” 3’-6 3 / 8 ” 4’-2 7 / 8 ” 5’-9 7 / 8 ” B 1’-9 5 / 16 ” 2’-2 5 / 16 ” 2’-11 13 / 16 ” 3’-8 5 / 16 ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 22
22 UNT -SVX07A-EN Fan-Coil Coil Connections V ertical Units Fan-Coil Coil Connections Horizontal Units Installation dimensions & weights ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 23
UNT -SVX07A-EN 23 Installation dimensions & weights Force Flo Coil Connections, V ertical Units Force Flo Coil Connections, Horizontal Units HR - Hot Water Return HS - Hot Water Supply Force Flo Coil Connections, Inverted Units ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 24
24 UNT -SVX07A-EN Installation dimensions & weights Fresh Air Opening Locations Horizontal Units Models C, D, and E Fresh Air Opening Dimensions, Horizontal Units Unit Size 02-03 04 06 08 10-12 A 1’-6” 1’-11” 2’-8 1 / 2 ” 3’-5” 5’-0” B 1’-9 5 / 16 ” 2’-2 5 / 16 ” 2’-11 13 / 16 ” 3’-8 5 / 16 ” 5’-3 5 / 16 ? ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 25
UNT -SVX07A-EN 25 Installation dimensions & weights Fresh Air Opening Locations V ertical Units Models A, B, F , & J Fresh Air Opening Dimensions, V ertical Units Unit Size 02-03 04 06 08 10-12 A 1’-6” 1’-11” 2’-8 1 / 2 ” 3’-5” 5’-0” B 1’-9 5 / 16 ” 2’-2 5 / 16 ” 2’-11 13 / 16 ” 3’-8 5 / 16 ” 5’-3 5 / 1 ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 26
26 UNT -SVX07A-EN Installation dimensions & weights Wall Box Dimensions Unit Size Di mensions Internal Ref. Only A x B Supports 02 - 03 24 3 / 8 x 4 3 / 4 1 04 24 3 / 8 x 7 1 / 2 1 06 33 1 / 8 x 7 1 / 2 2 08 37 1 / 2 x 7 1 / 2 3 10 -12 58 1 / 4 x 7 1 / 2 4 CLEARANCE FOR DRAINAGE CONTINUOUS MOR T AR RIBS TOP AND BOTTOM WOVEN ALUMINUM INSECT SCRE ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 27
UNT -SVX07A-EN 27 Installation dimensions & weights Projection Panel, All Unit Sizes C2 ” 2 1 / 2 ”3 ” 3 1 / 2 ”4 ” 4 1 / 2 ”5 ” 5 1 / 2 ”6 ” D1 1 / 8 “1 5 / 8 “2 1 / 8 “2 5 / 8 “3 1 / 8 “3 5 / 8 “4 1 / 8 “4 5 / 8 “5 1 / 8 “ E8 5 / 8 “8 1 / 8 “7 5 / 8 “7 1 / 8 “6 5 / 8 “6 1 / 8 “5 5 / 8 “5 1 / 8 ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 28
28 UNT -SVX07A-EN Installation pre-installation considerations WARNING Hazardous V oltage w/Capacitors! Disconnect all electric power , including remote disconnects and discharge all motor start/run capacitors before servicing. Follow proper lockout/ tagout procedures to ensure the power cannot be inadvertently energized. For variable frequency dri ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 29
UNT -SVX07A-EN 29 pre-installation considerations Installation Service Access Service access is available from the front on vertical units and from the bottom on horizontal units. Cabinet and recessed units have removable front or bottom panels to allow access into the unit. See Figure I-PC-1 for recommended service and operating clearances. Units ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 30
30 UNT -SVX07A-EN mechanical requirements Installation Duct Connections Install all air ducts according to National Fire Protection Association standards for the Installation of Air Conditioning and V entilating Systems (NFP A 90A and 90B). Install all air ducts according to the National Fire Protection Association standards for the “Installation ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 31
UNT -SVX07A-EN 31 Water Piping Connections to Factory- Installed Piping Package Before installing water piping supply and return lines to factory piping package, note the following items. • All piping connections are 5 / 8 -inch O.D. ( 1 / 2 -inch nominal) female copper connections. • The fan-coil supply and return piping should not interfere w ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 32
32 UNT -SVX07A-EN mechanical requirements Installation External Insulating Requirements Insulate and vapor seal surfaces colder than surrounding air dew-point a to prevent unplanned condensation. T rane recommends field-insulation of the following areas to prevent potential condensate problems: 1. Supply and return water piping connections 2. Conde ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 33
UNT -SVX07A-EN 33 mechanical requirements Installation Balancing The Manual Circuit Setter V alve The manual circuit setter valve is an optional end valve supplied on the return pipe of the factory piping package. The valve allows the operator to regulate water flow through the hydronic coil, balance the water flow through the unit with other units ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 34
34 UNT -SVX07A-EN mechanical requirements Installation Note: Instructions for using this chart are on the previous page. For the manual circuit setter provided with the fan-coil or Force Flo, use the 'M' line for reference. Chart I-MR-1. Manual circuit setter valve, differential pressure vs. flow ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 35
UNT -SVX07A-EN 35 mechanical requirements Installation Steam Piping CAUTION Coil Damage! In all steam coil installations, the condensate return connections must be at the low point of the coil to ensure condensate flows freely from the coil at all times. Failure to do so may cause physical coil damage from water hammer , unequal thermal stresses,fr ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 36
36 UNT -SVX07A-EN electrical requirements Installation Unit Wiring Diagrams Specific unit wiring diagrams are provided inside each unit and can be easily removed for reference.Use these diagrams for connections or trouble analysis. Wiring diagrams are attached on the inside of the front panel of vertical cabinet & recessed models and on the fan ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 37
UNT -SVX07A-EN 37 electrical requirements Installation T able I-ER-4. Free discharge motors on units with two-row , electric, or steam coils unit 115 volt 208-230 volt 277-480 volt r p m size F L A h p (kW) F LA hp (kW) F L A hp (kW) H M L 02 0. 6 .03 (.02) 0.3 .03 (.02) 0.2 .03 (.02) 980 8 4 0 65 5 03 0. 7 .04 (.02) 0.4 .04 (.02) 0.3 .04 (.02) 980 ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 38
38 UNT -SVX07A-EN electrical requirements Installation T able I-ER-8. Fan-coil electric heat kW Unit Size Unit V oltage k W k W k W k W k W k W k W kW k W k W kW 02 11 5 1.0 1.5 2.0 2 30 1.0 1.5 2.0 2 77 1.0 1.5 2.0 2 08 0.8 1.1 1.5 1.9 03 11 5 1.0 1.5 2.0 2.5 2 30 1.0 1.5 2.0 2.5 2 77 1.0 1.5 2.0 2.5 2 08 0.8 1.1 1.5 1.9 2.3 04 11 5 2.0 2.5 3.0 2 ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 39
UNT -SVX07A-EN 39 T able I-ER-11. Force Flo single stage, low kW electric heat unit size voltage # wires kW amps/ph k W amps/ph k W amps/ph 02 208/60/1 2 0.75 3.7 1.5 7 .3 240/60/1 2 1. 0 4.2 2 .0 8. 4 277/60/1 2 1. 0 3.7 2 .0 7. 3 03 208/60/1 2 2.25 10.9 240/60/1 2 3. 0 12.5 277/60/1 2 3. 0 10.9 208/60/3 3 2.25 6.3 240/60/3 3 3. 0 7.3 480/60/3 4 3 ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 40
40 UNT -SVX07A-EN Installation electrical requirements T able I-ER-12. Force Flo 2-stage electric heat unit 1st stage total total size volts h z phase wires kW kW a m ps/ph 2 0 8 1 2 0.75 2.25 10.9 2 4 0 1 2 1 .0 3.0 12.5 02 27 7 60 1 2 1.0 3.0 10.9 2 0 8 3 3 0.75 2.25 6.3 2 40 3 3 1.0 3.0 7.3 4 80 3 4 1.0 3.0 3.7 2 0 8 1 2 1.5 4.5 21.7 2 4 0 1 2 2 ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 41
UNT -SVX07A-EN 41 installation procedure Installation Installing the Unit Follow the procedures below to install the unit properly . Reference the “Dimensions and Weights” section for specific unit dimensions and mounting hole locations. V er tical Units CAUTION Electrical Wiring! Do not allow electrical wire to fall between the unit and instal ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 42
42 UNT -SVX07A-EN installation procedure Installation Note: The trim ring assembly cannot accomodate unlevel ceilings. Figure I-IP-1. Installing the trim ring assembly on horizontal recessed units. Note: On sizes 8, 10, & 12 center installa- tion position and use 2 or 3.5-inch bolts, whichever is best suited for installation. Also, install two ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 43
UNT -SVX07A-EN 43 Installation Figure I-IP-4. Zone sensor with setpoint knob, on/cancel, & comm jack. Figure I-IP-3. Zone sensor with on/cancel and comm jack. Figure I-IP-2. Zone sensor with off/ auto/high/low fan speeds, setpoint knob, on/cancel, and comm jack. Figure I-IP-5. Zone sensor only , installation procedure Wall-Mounted Control Optio ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 44
44 UNT -SVX07A-EN installation procedure Installation Installing Wall Mounted Controls Reference the wall-mounted zone sensor dimensions in Figure I-IP-6. Position the controller on an inside wall three to five feet above the floor and at least 18 inches from the nearest outside wall. Installing the controller at a lower height may give the advanta ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 45
UNT -SVX07A-EN 45 installation procedure Installation Checklist The following checklist is only an abbreviated guide to the detailed installation procedures given in this manual. Use this list to ensure all necessary procedures are complete. For more detailed information, refer to the appropriate sections in this manual. WARNING Hazardous V oltage ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 46
46 UNT -SVX07A-EN pre-startup requirements Installation Device Addressing LonT alk devices are given a unique address by the manufacturer . This address is called a Neuron ID. Each T racer ZN510 and ZN520 controller can be identified by its unique Neuron ID, which is printed on a label on the controller’ s logic board. The Neuron ID is also displ ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 47
UNT -SVX07A-EN 47 Pre-Startup Checklist Complete this checklist after installing the unit to verify all recommended installation procedures are complete before unit startup. This does not replace the detailed instructions in the appropriate sections of this manual. Disconnect electrical power before performing this checklist. Always read the entire ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 48
48 UNT -SVX07A-EN T racer™ ZN510 & ZN520 Unit Startup Refer to the T rane publication, CNT -IOP-1 Installation, Operation and Programming Guide for T racer ZN510 and CNT - SVX04A-EN for T racer ZN520. The factory pre-programs the T racer ZN510 and ZN520 with default values to control the temperature and unit airflow . Use T racer Summit build ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 49
UNT -SVX07A-EN 49 Operation general information Figure O-GI-3. T racer ZN010 board Figure O-GI-2. Fan speed switch General Information Relay Board The relay board is a new component on all models (except those with a unit- mounted, line-voltage fan speed switch) that replaces all the loose wires in the control box. It consolidates many control comp ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 50
50 UNT -SVX07A-EN Fan Mode Switch Operation Off Fan is turned off, two-position damper option spring-returns closed. Hi, Med, Lo Fan runs continuously at the selected speed. The two-position damper option opens to an adjustable mechanical stop position. T racer ZN010 & ZN510 Operation Off Fan is off; control valves and fresh air damper option c ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 51
UNT -SVX07A-EN 51 Operation sequence of operation Sequence of Operation T racer ZN010 and ZN510 Note: this section applies only to units with a T racer ZN010 or ZN510 controller . Power-Up Sequence When 24 V AC power is initially applied to the T racer ZN010 or ZN510, the following sequence occurs: 1. All outputs are controlled off. 2. T racer ZN01 ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 52
52 UNT -SVX07A-EN Operation sequence of operation Analog Inputs Both T racer ZN010 and ZN510 accept a maximum of five analog inputs. Reference T able O-SO-4. Zone Sensors The zone sensors available with the T racer ZN010 and ZN510 provide up to three different inputs 1. Space temperature measurement (10K Ω thermistor) 2. Local setpoint 3. Fan mod ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 53
UNT -SVX07A-EN 53 Operation sequence of operation T racer ZN520 Sequence of Operation The T racer ZN520 operates the fan in the following modes: 1) occupied 2) unoccupied 3) occupied standby 4) occupied bypass 5) T racer Summit with supply fan control Occupied When the controller is in the occupied mode, the unit attempts to maintain the space temp ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 54
54 UNT -SVX07A-EN Operation sequence of operation Cooling Operation The heating and cooling setpoint high and low limits are always applied to the occupied and occupied standby setpoints. During the cooling mode, the T racer ZN520 controller attempts to maintain the space temperature at the active cooling setpoint. Based on the controller’ s occu ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 55
UNT -SVX07A-EN 55 Operation sequence of operation Fan Mode Operation For multiple fan speed applications, the T racer ZN520 controller offers additional fan configuration flexibility . Separate default fan speeds for heating and cooling modes can be configured. The fan runs continuously for requested speeds (off, high, medium, or low). When the fan ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 56
56 UNT -SVX07A-EN Operation sequence of operation Fan Start on High Speed On a transition from off to any other fan speed, the T racer ZN520 controller automatically starts the fan on high speed and runs the fan at high speed for 0.5 seconds. This provides the ample torque required to start all fan motors from the off position. Entering Water T emp ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 57
UNT -SVX07A-EN 57 Operation sequence of operation Note: If the unit is in the unoccupied mode, the dehumidification routine will not operate. Data Sharing Because this controller utilizes LonW orks™ technology , the controller can send or receive data (setpoint, heat/ cool mode, fan request, space temperature, etc.) to and from other controllers ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 58
58 UNT -SVX07A-EN Operation sequence of operation T able O-SO-14. Analog inputs description terminals function range zone TB3-1 space temperature input 5° t o 122°F (-15° to 50°C) ground TB3-2 ana log grou nd NA set TB3-3 setpoint input 40° to 115°F (4.4° to 46.1°C) f a n B3-4 fan switch input 4821 to 4919 W (off) 2297 to 2342 W (auto) 1059 ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 59
UNT -SVX07A-EN 59 Operation sequence of operation Zone Sensor The T racer ZN520 controller accepts the following zone sensor module inputs: • Space temperature measurement (10k Ω thermistor) • Local setpoint (either internal or external on the zone sensor module) • Fan switch • T imed override (On) and Cancel timed override • Communicat ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 60
60 UNT -SVX07A-EN Maintenance diagnostics T able M-D-1 . T racer ZN520 Diagnostics Diagnostic F a n Ot her Outputs (Note 1) Condensate overflow O ff V alves Closed, Fresh air damper Closed, electric heat Off, Baseboard heat Off Low temperature detection Of f V alves Open, Fresh air damper Closed, electric heat Off, Baseboard heat Off Low air flow - ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 61
UNT -SVX07A-EN 61 Maintenance diagnostics T able M-D-2. T racer ZN510 controller diagnostics diagnostic l atc hi ng? fa n valves elec heat damper auxiliary n o e n a b le d no action no action no action temp. failure condensate yes o f f closed o f f closed overflow detection entering n o ena ble d ena ble d ena ble d ena ble d water temp. failure ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 62
62 UNT -SVX07A-EN Maintenance diagnostics T able M-D-3. Fan outputs do not energize Probable Cause Explanation Random start After power-up, the controller always observes a random start that varies observed between 0 and 25 seconds. The controller remains off until the random start time expires. Power-up control wait When power-up control wait is e ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 63
UNT -SVX07A-EN 63 Maintenance diagnostics T able M-D-6. Electric Heat Not Operating Probable Cause Explanation Normal operation The controller cycles electric heat on and off to meet the unit capacity requirements. Requested mode: off It is possible to communicate the operating mode (such as off, heat, cool) to the controller . When off is communic ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 64
64 UNT -SVX07A-EN Figure M-T -1. Resistance temperature cur ve for the zone sensor , entering water temperature sensor , and discharge air sensor . Thermisitor = 10k Ω Ω Ω Ω Ω at 77°F . Maintenance troubleshooting T roubleshooting the Relay Board The relay board serves as a common interface to all of the standard end devices, and has an ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 65
UNT -SVX07A-EN 65 Maintenance troubleshooting T roubleshooting T racer ZN010, ZN510 & ZN520 Figure M-T -1. The T racer ZN010 board Red SERVICE LED Green ST A TUS LED Y ellow COMM LED Red SERVICE LED During normal operation, the LED is off continuously when power is applied to the controller . If the LED is on continuously , even when power is a ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 66
66 UNT -SVX07A-EN Maintenance troubleshooting Manual Output T est Procedure Follow the procedure below to test the T racer ZN010, ZN510, and ZN520 controllers. 1. Press and hold the TEST button for at least two seconds (not exceeding 5 seconds), and then release, to start the test mode. 2. The test sequence will turn off all outputs and then attemp ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 67
UNT -SVX07A-EN 67 Maintenance maintenance procedures Maintenance Procedures Perform the following maintenance procedures to ensure proper unit operation. WARNING Live Electrical Components! During installation, testing, servicing, and troubleshooting this equipment, it may be necessary to work with live electrical components. Have a qualified licen ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 68
68 UNT -SVX07A-EN Maintenance maintenance procedures Coil Maintenance Keep coils clean to maintain maximum performance. For operation at its highest efficiency , clean the coil often during periods of high demand or when dirty conditions prevail. Clean the coil a minimum of once a year to prevent dirt buildup in the coil fins, where it may not be v ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 69
UNT -SVX07A-EN 69 Maintenance maintenance procedures Fan Board Assembly Removal Follow the procedure below when replacing the coil or making repairs to the fan or motor . WARNING Hazardous V oltage w/Capacitors! Disconnect all electric power , including remote disconnects and discharge all motor start/run capacitors before servicing. Follow proper ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 70
70 UNT -SVX07A-EN Maintenance Periodic Maintenance Checklists Monthly Checklist The following check list provides the recommended maintenance schedule to keep the unit running efficiently . WARNING Live Electrical Components! During installation, testing, servicing, and troubleshooting this equipment, it may be necessary to work with live electrica ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 71
UNT -SVX07A-EN 71 typical wiring diagram Maintenance CSTI Fan Speed Switch ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 72
72 UNT -SVX07A-EN typical wiring diagram Maintenance CSTI Non Fan Speed Switch ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 73
UNT -SVX07A-EN 73 typical wiring diagram Maintenance Line voltage fan speed switch ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 74
74 UNT -SVX07A-EN typical wiring diagram Maintenance T racer ZN010 with electric heat ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 75
UNT -SVX07A-EN 75 typical wiring diagram Maintenance T racer ZN510 with main and auxilliary valves ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 76
76 UNT -SVX07A-EN typical wiring diagram Maintenance ZN520 with 2-stage electric heat ...
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 77
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 79
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Trane UniTrane Fan-Coil & Force Flo Air Conditioners - page 80
a business of American Standard Inc. www.trane.com For more information contact your local office or e-mail us at comfort@trane.com Literature Order Number File Number Supersedes Stocking Location T rane has a policy of continuous product improvement and reserves the right to change design and specifications without notice. Only qualified technicia ...
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