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Raypak 0066B - page 1
INST ALLA TION & OPERA TING INSTR UCTIONS CA T ALOG NO. 2100.50AB Effective: 09-02-09 Replaces: 12-26-07 P/N 240488 Rev . 29 WARNING: If these instructions are not followed exactly , a fire or explosion may result causing property damage, personal injury or death . FOR Y OUR SAFETY : Do not store or use gasoline or other flammable vapors and li ...
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Raypak 0066B - page 2
2 Rev . 29 reflects the following: Changes to: Note on Page 8, text on Page 10, Item 7 on Page 1 1, mounting instructions on Page 12 ...
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Raypak 0066B - page 3
WARNINGS 4 Pay Attention to These T erms 4 RECEIVING EQUIPMENT 5 GENERAL SPECIFICA TIONS 5 INST ALLA TION 7 Code Requirements 7 Mounting Base 7 Clearance Requirements 7 Combustion/V entilation Air 8 V enting Connections 9 V ent Damper Installation Location 1 1 VENT D AMPER WIRING DIAGRAM 14 Gas Supply Connections 15 Gas Pressure 15 W ater Connectio ...
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Raypak 0066B - page 4
D ANGER: I ndicates the presence of immediate hazards which will cause severe personal injury , death or substantial property damage if ignored. WARNING: Indicates the presence of hazards or unsafe practices which could cause severe personal injury , death or substantial property damage if ignored. CA UTION: Indicates the presence of hazards or uns ...
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Raypak 0066B - page 5
RECEIVING EQUIPMENT On receipt of your equipment, visually check for exter- nal damage to the carton. If the carton is damaged, it is suggested that a note be made on the Bill of Lading when signing for the equipment. Remove the boiler from the carton, and if it is dam- aged, report the damage to the carrier immediately . Be sure that you receive t ...
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Raypak 0066B - page 6
6 16 33 1 / 4 22 1 / 8 12 1 / 2 5 18 3 1 / 4 2 THERMOST A T CONN (ELECTRICAL CONN ON OTHER SIDE) GAS CONN 3/4 NPT PIPE TO DRAIN 26 1 / 4 1 / 2 C 11 7 / 8 6 INLET OUTLET 3 1 / 8 MIN 19 K A UTOMA TIC VENT DAMPER (FIELD INST ALLED) B A Fig. 1: Dimensions Model No. Input MBH Heating Capacity M BH Net I=B=R R ating Piping Connections A B C K V ent D ia. ...
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Raypak 0066B - page 7
7 INST ALLA TION Code R equir ements I nstallation must be in accordance with local codes, or in the absence of local codes, with the latest editions o f the National Fuel Gas Code, ANSI Z223.1, and the National Electrical Code, ANSI/NFP A 70. In Canada, installations must conform with the current CSA B149 and the Canadian Electrical Code Part 1 CS ...
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Raypak 0066B - page 8
8 3. Except for carpeted flooring, boilers are certified for installation on combustible floors. 4. For un-insulated hot water pipes, maintain a 2" clearance, or consult local authority having juris- diction. Combustion/V entilation Air 1. The boiler must be provided with adequate supply of air for proper combustion and ventilation in accordan ...
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Raypak 0066B - page 9
9 Location of the openings is the same as in the previ- ous case - that is, within 12" of the top, and within 12" of the bottom of the enclosure. If horizontal ducts are used, the area must be doubled and the duct area shall not be less than the area of the openings they connect, and in no case shall the smallest dimension b e less than 3 ...
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Raypak 0066B - page 10
10 Roof Pitch (X/12) H (Min. ft) Flat to 6/12 1 6/12 to 7/12 1.25 Over 7/12 to 8/12 1.5 Over 8/12 to 9/12 2 Over 9/12 to 10/12 2.5 Over 10/12 to 1 1/12 3.25 Over 1 1/12 to 12/12 4 Over 12/12 to 14/12 5 Over 14/12 to 16/12 6 Over 16/12 to 18/12 7 Over 18/12 to 20/12 7.5 Over 20/12 to 21/12 8 T able F: Minimum Height from Roof to Lowest Discharge Ope ...
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Raypak 0066B - page 11
11 At the time of removal of an existing boiler , the follow- ing st eps shal l be foll owed wit h each app liance remaining connected to the common venting system placed in operation, while the other appliances remain- ing connected to the common venting system are not in operation. 1. Seal any unused openings in the common venting system. 2. Visu ...
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Raypak 0066B - page 12
12 Mounting On vertical vents, the vent damper may be mounted with the actuator in any position. On horizontal vents, do not mount the actuator either directly above or d irectly below the vent pipe; mount the vent damper actuator to the side of the vent. The vent damper is set up for a continuous pilot sys- tem. If the vent damper is installed on ...
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Raypak 0066B - page 13
13 2. T urn the thermostat or controller up to call for heat a nd check that the vent damper indicator points to the open position, as shown in Fig. 1 1. 3. T urn the thermostat or controller down again and check that the vent damper position indicator returns to the closed position. The vent damper must be inspected at least once a year by a train ...
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Raypak 0066B - page 14
14 VENT DAMPER ...
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Raypak 0066B - page 15
15 Gas Supply Connections The inlet gas connection of the boiler gas valve is 1/2". Provide an adequate gas piping supply line no smaller than 1/2", according to T able H above. Gas piping must have a sediment trap ahead of the boiler gas controls, and a manual shut-off valve locat- ed outside the jacket. All gas piping should be tested a ...
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Raypak 0066B - page 16
16 shipped loose. The full open position is appropriate for most systems, and ensures adequate flow through the boiler . If system flow is inadequate, (indicated by excessive temperature drop through the system) the bypass valve can be throttled slightly . Care must be taken against over-throttling which may lead to inadequate flow through the boil ...
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Raypak 0066B - page 17
17 Air S coop Air V ent Diaphra gm Expansi on T ank F eed V alve Pipe Pressure R elie f V alve to Drain C old W a ter I nlet Heating Units Fig. 15: Single-Zone Piping Air S coop Ai r V e nt Diaphragm Expan sion T ank Feed V alve Pipe Pressure R elie f V alve to Drain Cold Wa ter I nlet Heating Units Circulators 12” Max. Fig. 16: Multiple Zones wi ...
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Raypak 0066B - page 18
18 Electrical W iring The electrical power supply requirement for these boil- ers is 120 V AC, 60 Hz. Field wiring connections and electrical grounding must comply with the local codes, or in the absence of local codes, with the latest edition o f the National Electrical Code, ANSI/NFP A 70. Provide a separate fused circuit from the main electri- c ...
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Raypak 0066B - page 19
19 W iring Diag r ams ...
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Raypak 0066B - page 20
20 ...
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Raypak 0066B - page 21
21 ...
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Raypak 0066B - page 22
22 Fig. 17: Single-Zone T aco V alve Fig. 18: Dual-Zone T aco V alve Fig. 19: Dual-Zone Honeywell V alve NOTE: Maximum three (3) zone valves per one (1) 40 V A transformer . NOTE: Maximum five (5) zone valves per one (1) 40 V A Transformer . ...
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Raypak 0066B - page 23
23 Fig. 20: System with Three (3) Zone Pumps NOTE: Check V A rating of each relay coil. T otal load must not exceed V A rating of transformer . Fig. 21: Power V ent System with Zone V alve ...
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Raypak 0066B - page 24
24 Fig. 22: Primary/Secondary Pumping System Honeywell Zone V alve Fig. 23: Standing Pilot with Low W ater Cut-off Device Note: Low water cut-off (L WCO) and system switch supplied by others. ...
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Raypak 0066B - page 25
25 Fig. 24: IID Units with Low W ater Cut-off Device Note: Low water cut-off (L WCO) and system switch supplied by others. ...
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Raypak 0066B - page 26
26 SER VICING PR OCEDURES General Location of Controls Fast- Response Temperature Sensor 2-Stage Controller Relay Ignition Module (Auto Ignition Only) Fig. 25: Control Box Component Locations Models 135 & 180 C IRCULA T OR V ENT SENSOR B YP A SS V AL VE ( MODEL S 1 35 & 180 ONL Y) B YP A SS LINE T EMPERA T URE A ND PRESSURE GA U GE 2-ST AG ...
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Raypak 0066B - page 27
27 ST AR T -UP PR OCEDURES Lighting the Boiler Safe-lighting and other performance criteria were met with the gas manifold and control assembly provided on the boiler when the boiler underwent tests specified in the latest edition of the ANSI-Z21.13/CSA 4.9 Standard. F or Standing Pilot Models A. This boiler has a pilot which must be lighted by han ...
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Raypak 0066B - page 28
28 F or Standing Pilot Models with R ober tshaw Gas V alv e, 2-stage Oper ation (Models 90, 135 & 180) 10. T urn on all electrical power to the boiler . 1 1. Set the thermostat to the desired setting. T o T ur n Off Gas to the Boiler (Models 90, 135 & 180) F or Automa tic Ignition Models Please read carefully and understand the following sa ...
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Raypak 0066B - page 29
29 technician. Force or attempted repair may result in a fire or explosion. D . Do not use this boiler if any part has been under water . Immediately call a qualified service techni- cian to inspect the boiler and to replace any part of the control system and any gas control which has b een under water . F or Inter mittent Ignition (IID) with Honey ...
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Raypak 0066B - page 30
30 3. T urn off all gas valves supplying gas to the boiler . Refer to operating instruction label on the boiler . 4. Shut-off the water supply to the boiler piping sys- tem loop. 5. Open drain valve on the boiler to remove water from the boiler and the piping circuits. T esting the Ignition Saf ety Shut-of f The ignition system safety shut-off must ...
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Raypak 0066B - page 31
31 Inspection Procedur es Bur ner s C lean main burners and air louvers of dust, lint and debris. Keep boiler area clear and free from com- bustibles and flammable liquids. Do not obstruct the flow of combustion and ventilation air . Make visual check of burner and pilot flame. Y ellow flame indicates clogging of air openings. Lifting or blowing fl ...
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Raypak 0066B - page 32
32 Bur ner T r ay R emo val 1. Shut-off power and gas supply to the boiler . Disconnect union(s) and pilot tubing when pres- ent; then loosen and remove burner hold-down s crews. 2. Disconnect wires at gas valve and slide burner t ray out. Main Bur ner and Orifice Remo val 1. Remove screws and burner hold-down bracket. 2. Lift burners from slotted ...
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Raypak 0066B - page 33
9. Install flue collector , jacket top and inspection pan- els. Install top holding screws. Install draft diverter and vent piping if so equipped. 10. If gas piping was disconnected, reconnect gas pip- ing system and check for leakage using a soap s olution. 1 1. Check for correct water pressure and water level in the system. Make sure that system ...
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Raypak 0066B - page 34
34 TR OUBLESHOO TING These instructions are primarily intended for the use of qualified personnel specifically trained and experienced i n the installation of this type of heating equipment and related system components. Installation and service per- sonnel may be required by some states to be licensed. Persons not qualified shall not attempt to in ...
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Raypak 0066B - page 35
35 10) Befo re modu le goes into a l ock-out, check voltage across MV and MV/ PV. If n o 24 V is p resent , replace module. I f 24V is prese nt, repla ce gas valve. 1) Adju st i nlet g as p ress ure as shown on rati ng p late. 2) C lean pilot o rifice. 3) R epla ce t hermocouple. 1 ) Adju st mani fold p ress ure as shown on rati ng p late. 2) Cle a ...
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Raypak 0066B - page 36
36 Adjustment & R eplacement of Components Gas V alve R eplacement 1. Shut-off electrical power and gas supply to the boiler . 2. Remove gas piping to gas valve inlet. 3. Disconnect wiring connections, pilot tubing (when present). 4. Remove screws (2) holding the burner tray . 5. Slide burner tray out. 6. Remove gas valve bracket screws and bra ...
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Raypak 0066B - page 37
37 7. Remove the wedge or retaining clip holding the sensing bulb in the control well in the in/out head- er . 8. Pull out the sensing bulb carefully from the control well. 9. Remove the limit control with capillary from unit. 10. Reverse above procedure to re-install. F ast-Response T emper ature Sensor Module R eplacement 1. Shut-off electrical p ...
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Raypak 0066B - page 38
38 LIMITED P ARTS W A R RAN TY RESI DENTIAL HEA TING BOILERS MODELS 42 TO 180 SCOPE: Raypak, Inc. (“Raypak”) warrants to the original owner that all parts of th is b oiler w hich a re actu ally m anufactu red by Ra ypak w ill be free f rom failure u nder n ormal use and service f or the s peci fied w arranty pe riods and subject to the c onditi ...
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Raypak 0066B - page 39
39 ...
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Raypak 0066B - page 40
w w w .r ay pa k .co m Raypak, Inc., 2151 Eastman Avenue, Oxnard, CA 93030 (805) 278-5300 Fax (805) 278-5468 Litho in U.S.A. ...
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