Carrier AquaEdge 23XRV Start-Up, Operation And Maintenance Instructions Manual page 22

GROUND
CONNECTOR
WIRE
CN1B
CONNECTOR
CN1A
OIL PUMP
CONTACTOR
(2C)
OIL HEATER
CONTACTOR
(1C)
20V CONTROL
TRANSFORMER
(T2)
CONTROL
TRANSFORMER
CIRCUIT
BREAKERS
CONNECTOR
CN2
CONNECTOR
CN3
A23-1644
Fig. 21 — Control Panel (R,Q Units
with LF-2 VFD)
1. Cable
2. Glass Seal
3. Motor Housing
4. Stepper Motor
5. Bearing
6. Lead Screw
7. Insert
8. Valve Piston
9. Valve Seat
10. Valve Port
Fig. 23 — Cutaway Views of Electronic Expansion Valves (EXV) (P Compressor Only)
HAZARDOUS
VOLTAGE
FIELD WIRING
TERMINAL BLOCK
VAPORIZER
HEATER
CONTACTOR (6C)
HOT GAS BYPASS
CONTACTOR (3C)
OPTIONAL
24V CONTROL
TRANSFORMER (T1)
HIGH PRESSURE
SWITCH CABLE
LOW VOLTAGE
FIELD WIRING
TERMINAL BLOCK
MAIN EXV
22
CN1B
CN1A
CN2
CN3
Fig. 22 — Control Panel (P Units)
ECONOMIZER EXV (OPTION)
SECOND STAGE
OIL HEATER
CONTACTOR (5C)
a23-1706