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Sanyo PNR-XS2432 - page 1
1 S4359128 INST ALLA TION INSTR UCTIONS IMPORTANT Page Please Read Before Starting 1. GENERAL ............................................................. 3 1-1. Tools Required for Installation (not supplied) 1-2. Accessories Supplied with Unit 1-3. Optional Copper Tubing Kit 1-4. Type of Copper Tube and Insulation Material 1-5. Additional Materia ...
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Sanyo PNR-XS2432 - page 2
2 S4359128 When Transporting …………………………………………………………………… Be careful when picking up and moving the indoor and outdoor units. Get a partner to help, and bend your knees when lifting to reduce strain on your back. Sharp edges or thin aluminum fins on the air conditioner can cut your fingers. When Ins ...
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Sanyo PNR-XS2432 - page 3
3 S4359128 1-3. Optional Copper Tubing Kit Copper tubing for connecting the outdoor unit to the indoor unit is available in kits which contain the narrow and wide tubing, fittings and insulation. Consult your nearest sales outlet or A/C workshop. 1-4. Type of Copper Tube and Insulation Material If you wish to purchase these materials separately fro ...
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Sanyo PNR-XS2432 - page 4
4 S4359128 1-7. Tubing Length ● Refrigerant tubing between the indoor and outdoor units should be kept as short as possible. ● Select and decide the installation location so that the length of the refrigerant tubing will be within the limits given in Table 1-2. Tubing length (L) INDOOR UNIT OUTDOOR UNIT Elevation difference (H) 0711_M_I Fig. 1- ...
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Sanyo PNR-XS2432 - page 5
5 S4359128 2. Selecting the Installation Site Indoor Unit AVOID: ● areas where leakage of flammable gas may be expected. ● places where large amount of oil mist exist. ● direct sunlight. ● locations near heat sources which may affect performance of the unit. ● locations where external air may enter the room directly. This may cause “swe ...
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Sanyo PNR-XS2432 - page 6
6 S4359128 Out- door unit Heat source Hot air Exhaust fan 1817_C_I NO Fig. 2-2 Min. 7 ft. (2 m) Min. 7 ft. (2 m) Min. 6 in. (15 cm) Air intake Ground Obstacle Obstacle above Air discharge 1819_M_I Air intake Min. 6" (15 cm) Air discharge Min. 6" (15 cm) Min. 12" (30 cm) Valve side Min. 10" (25 cm) 1818_M_I Fig. 2-3 Air intake Co ...
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Sanyo PNR-XS2432 - page 7
7 S4359128 Fig. 3-1 Fig. 3-2 Hole-in-anchor Hole-in-plug Concrete Insert Suspension bolt (M10 or 3/8") (field supply) 0038_T_I Fig. 3-3 0962_S_I A (ceiling opening dimension) 820 (ceiling opening dimension) B (suspension bolt pitch) Unit: inch Refrigerant tubing side 1/2" Drain hose side 590 (suspension bolt pitch) 1/2" 1/2" 1/2 ...
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Sanyo PNR-XS2432 - page 8
8 S4359128 3-3. Placing the Unit Inside the Ceiling (1) When placing the unit inside the ceiling, deter- mine the pitch of the suspension bolts using the supplied full-scale installation diagram. (Fig. 3-4) The size of the opening for the indoor unit can be confirmed by attaching the full-scale installation diagram beneath the unit. (Fig. 3-4) Tubi ...
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Sanyo PNR-XS2432 - page 9
9 S4359128 3-4. Installing the Drain Piping (1) Prepare standard hard PVC pipe (O.D. 1-3/64 in.) for the drain and use the supplied drain hose and hose band to prevent water leaks. The PVC pipe must be purchased separately. The transparent part allows you to check drain- age. (Fig. 3-6) Tighten the hose clamps so their locking nuts face upward. (Fi ...
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Sanyo PNR-XS2432 - page 10
10 S4359128 3-5. Checking the Drainage After wiring and piping are completed, use the follow- ing procedure to check that the water will drain smoothly. For this, prepare a bucket and wiping cloth ready to catch and wipe up spilled water. Do not supply power to the unit until the tubing and wiring to the outdoor unit are completed. (1) Take off the ...
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Sanyo PNR-XS2432 - page 11
11 S4359128 Safety string Air filter 0150_X_I 45° Fig. 3-13 Ceiling panel Air intake grille Latch 0149_X_I Screw ■ Ceiling Panel Never touch or attempt to move the air direction louver by hand or you may damage the unit. Instead, use the remote control unit if you want to change the direction or air flow. 3-6. Before Installing the Ceiling Panel ...
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Sanyo PNR-XS2432 - page 12
12 S4359128 NOTE NOTE 0967_X_I Ceiling panel Ceiling panel Mark Screws M5 with washer Ceiling panel wiring connector Air filter Air-intake grille Panel catch (pull down) Connector on unit (inside electrical component box) Connector of ceiling panel Unit body Panel catch (pull down) Electrical component box Electrical component box Clamp Fig. 3-15 ( ...
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Sanyo PNR-XS2432 - page 13
13 S4359128 3-9. Duct for Fresh Air ● Air-intake chamber (including Duct connection box and flange) are attached to the indoor unit when used to take fresh outdoor air. High-performance filter or Super long-life filter can be also installed in the air-intake chamber. (1) SETUP PRIOR TO INSTALLATION ● When installing the high performance filter ...
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Sanyo PNR-XS2432 - page 14
14 S4359128 (b) INST ALLING THE AIR-INT AKE CHAMBER ● Set the air-intake chamber to the indoor unit taking care not to set to the incorrect direction. (Fig. 3-17) ● Fasten the air-intake camber with the accessory screws. (M5 × L125, 4pcs) (Fig. 3-17) (c) INST ALLING THE DUCT CONNECTION BO X ● Fasten the duct connection flange to the duct con ...
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Sanyo PNR-XS2432 - page 15
S4359128 15 4. How to Install the Remote Control Unit ■ Wireless Remote Control Unit The remote control unit can be operated from either a non-fixed position or a wall-mounted position. To ensure that the air conditioner operates correctly, do not install the remote control unit in the following places: ● In direct sunlight ● Behind a curtain ...
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Sanyo PNR-XS2432 - page 16
16 S4359128 ■ Wired Remote Control Unit (Option) (1) To access the printed circuit board, remove the cover plate of the electrical component box. (2) Attach the remote control connectors securely to the mating connector pins on the printed circuit board. (3) Turn the R.C.U. switch from “WIRELESS” to “WIRED”. (4) Replace the cover plate. D ...
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Sanyo PNR-XS2432 - page 17
S4359128 17 5. Address Switches If you are installing one indoor unit or one group of indoor units in the same room, it is necessary for you to assign each unit its own address so that each can be operated by its own remote control unit. You assign the addresses by matching the switch position of each indoor unit with the switch position of its rem ...
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Sanyo PNR-XS2432 - page 18
18 S4359128 6. Electrical Wiring 6-1. General Precautions on Wiring (1) Before wiring, confirm the rated voltage of the unit as shown on its nameplate, then carry out the wiring closely following the wiring diagram. (2) Provide a power outlet to be used exclusively for each unit, and a power supply disconnect and circuit breaker for overcurrent pro ...
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Sanyo PNR-XS2432 - page 19
S4359128 19 ● Conduit's trade size for this unit is 1/2". The conduit can be purchased at a hardware store. ● The fuse located in the outdoor unit provides power supply protection and may blow when power is applied if the system has been incorrectly wired. (5) Ground the unit in accordance with local codes. (6) Be sure to size each wi ...
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Sanyo PNR-XS2432 - page 20
20 S4359128 Loose wiring may cause the terminal to overheat or result in unit malfunction. A fire hazard may also exist. Therefore, ensure that all wiring is tightly connected. When connecting each power wire to the correspond- ing terminal, follow the instructions on “How to connect wiring to the terminal” and fasten the wire securely with the ...
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Sanyo PNR-XS2432 - page 21
S4359128 21 7. How to Process Tubing The narrow tubing side is connected by flare nut, and the wide tubing side is connected by brazing. 7-1. Use of the Flaring Method Many of the conventional split system air conditioners employ the flaring method to connect refrigerant tubes which run between indoor and outdoor units. In this method, the copper t ...
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Sanyo PNR-XS2432 - page 22
22 S4359128 7-4. Precautions during Brazing ● Replace air inside the tube with nitrogen gas to prevent copper oxide film from forming during the brazing process. ● Do not allow the tubing to get too hot during the brazing process. The nitrogen gas inside the tubing may overheat, causing refrigerant system valves to become damaged. Therefore all ...
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Sanyo PNR-XS2432 - page 23
S4359128 23 Because capillary tubing is installed in the outdoor unit, both the wide and narrow tubes of this air conditioner become cold. Therefore, to prevent heat loss and wet floors due to dripping of condensation water, both tubes must be well insulated with proper insulation material. The thickness of the insulation material should be a min. ...
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Sanyo PNR-XS2432 - page 24
24 S4359128 CAUTION 8. Air Purging Air and moisture remaining in the refrigerant system have undesirable effects as indicated below. Therefore, they must be purged completely. ● pressure in the system rises ● operating current rises ● cooling (or heating) efficiency drops ● moisture in the air may freeze and block capillary tubing ● water ...
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Sanyo PNR-XS2432 - page 25
S4359128 25 (5) With the vacuum pump still running, close the “Lo” knob of the manifold valve. Then stop the vacuum pump. (6) With the accessory hex wrench, turn the valve stem on the narrow tube service valve counter-clockwise by 90 degress (1/4 turn) for 10 seconds, and then turn the stem clockwise to close it again. (Fig. 8-2) Be sure to com ...
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Sanyo PNR-XS2432 - page 26
26 S4359128 9. Test Run 9-1. Performing Test Run Be careful since the fan will start when performing Test Run. (1) The Operation Selector is located on the electrical component box inside the indoor unit. To access the Operation Selector, press the two latches of the air intake grille in the direction of the arrow to open the grille. Open the air i ...
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Sanyo PNR-XS2432 - page 27
S4359128 27 9-3. Basic Function of the Service Valves The basic function of the service valves are given in Table 7 below. Action Narrow Tube Service Wide Tube Service Valve (2-Way) Valve (3-Way) 1826_M_I Valve cap Stem O-ring 1827_M_I 1828_M_I 1829_M_I 1830_M_I ∗ 1831_M_I 1832_M_I ∗ 1833_M_I Shipping Operating and test running the air conditio ...
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