FIGURE 13 - RETURN DOWNFLOW PLENUM WITH PANEL
FIGURE 14 - DISCHARGE PANEL IN PLACE
CONDENSATE DRAIN
The side condensate drain is reversible and maybe
Plumbing must conform to local codes. Use a sealing com- pound on male pipe threads. Install condensate drain line from the 3/4 inch NPT female connection on the unit to an open drain.
OPTIONALCOIL
GUARD
3"Minimum
FIGURE 15 - CONDENSATE DRAIN
COMPRESSORS
The compressors are mounted on elastomer insulators. The mounting bolts have been fully tightened for shipping.
Do not loosen the compressor mounting bolts.
FILTERS
Make sure that panel latches are properly positioned on the unit to maintain an airtight seal.
THERMOSTAT WIRING
The thermostat should be located on an inside wall approxi- mately 56 inch above the floor where it will not be subject to drafts, sun exposure or heat from electrical fixtures or appli- ances. Follow the manufacturer's instructions enclosed with thermostat for general installation procedure. Seven (7) color- coded, insulated wires should be used to connect the thermo- stat to the unit. Refer to Table 7 for control wire sizing and maximum length.
TABLE 7: CONTROL WIRE SIZES
Wire Size | Maximum Length* |
18 AWG | 150 Feet |
|
|
*. From the unit to the thermostat and back to the unit.
POWER AND CONTROL WIRING
Field wiring to the unit, fuses, and disconnects must conform to provisions of National Electrical Code (NEC), ANSI/NFPA No. 70 – Latest Edition (in U.S.A.), current Canadian Electri- cal Code C221, and/or local ordinances. The unit must be electrically grounded in accordance with NEC and CEC as specified above and/or local codes.
Voltage tolerances which must be maintained at the com- pressor terminals during starting and running conditions are indicated on the unit Rating Plate and Table 1.
Unitary Products Group | 17 |