Carrier AIR COOLED SPLIT SYSTEM 38AQS008 User Manual

Page 6

LEGEND

NEC — National Electrical Code
TXV — Thermostatic Expansion Valve

*Accessory item.
†Field supplied.

NOTES:
1. All piping must follow standard refrigerant piping techniques. Re-

fer to Carrier System Design Manual for details.

2. All wiring must comply with the 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. Liquid line solenoid valve (solenoid drop control) is recommended

to prevent refrigerant migration to the compressor. A biflow type
solenoid valve is required.

5. Filter drier must be of the biflow type, suitable for heat pump duty.
6. Internal factory-supplied TXV and bypass check valve not shown.

Fig. 5 — Typical Piping Diagram, 38AQS/40RMQ