Carrier Aquazone 50PCH PCV 007 Installation, Start-Up And Service Instructions Manual page 62

Airflow
Distributor
LEGEND
AP Access Point (1/4" Male NPT)
High Pressure Switch
HPS
Insulated Piping (Extended Range Only)
LPS
Low Pressure Switch
Test Point for Water Regulating Valve (Optional)
Only Present on Scroll
Compressor Models
All Pilot and Equalizer Lines 1/4" OD
Equalizer Line***
Expansion Valve
Fig. 47 — Typical Refrigerant Diagram - 50PC Units
62
Hot Gas Line
AP*
Condenser
Coil
Filter
Drier**
Solenoid
Reversing
Valve
Coil
Disch.
Out
AP
HPS
Water
LPS
AP
TXV Sensing Bulb
Suct. In