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TYPICAL PIPING AND WIRING
LEGEND
LLSV — Liquid Line Solenoid Valve
NEC
— National Electrical Code
TXV
— Thermostatic Expansion Valve
*Accessory item.
†Field supplied.
NOTES:
1. All piping must follow standard refrigerant piping techniques.
2. All wiring must comply with applicable local and national codes.
3. Wiring and piping shown are general points-of-connection guides
only and are not intended for, or to include all details for, a
specific installation.
4. Bi-flow liquid line solenoid valve (solenoid drop control) is recom-
mended to prevent refrigerant migration to the compressor.
5. Filter drier must be bi-flow type suited for heat pump duty.
6. Internal factory-supplied TXV and check valve not shown.
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Summary of Contents for PF1B
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