Specifications

103
APPENDIX F (cont)
Condenser Fans
Condenser Coil Condenser Coil
Discharge
Service
Valve
Suction Service Valve (Option)
Relief Valve
Suction Service Valve (Option)
1
Oil Filter (Internal)
Oil
Pump
6
7
EXV
Flow Switch
Cooler Heater
(Option)
Sightglass
Dry Eye
Motor Cooling
Solenoid Valve
Muffler
OIl Filter
(External)
Equalizer Line
Back Pressure Valve
Condenser Fans
Condenser Coil Condenser Coil
Liquid Line
Service Valve
Strainer/
Filter Drier
Economizer
TXV
Solenoid
Valve
Economizer
TXV
Econo. Serv.
Valve
(SSV
Option)
Cooler Heater
(Option)
8
Loader 1 Loader 2
4
5
3
Econ.
Solenoid
Motor Cooling
Solenoid Valve
6
Loader 2 Loader 1
5
4
Oil Filter (Internal)
Muffler
Econ.
Solenoid
Minimum Load Control
Solenoid (Option)
Minimum Load
Control Valve
(Option)
2
Oil Heater
Oil Level
Switch
Relief Valve
Check
Valve
Typical System Components, 30GXN,GXR204-268 Circuit A, 30GXN,GXR281-350 Circuit A and B, With Economizer
LEGEND
EXV — Electronic Expansion Valve SSV — Suction Service Valve TXV — Thermostatic Expansion
Valve
1—Suction Pressure Transducer 2—Discharge Pressure Transducer 3—Economizer Pressure Transducer 4—Oil Pressure Transducer 5—High Pressure Switch 6—Discharge Gas Thermistor 7—Entering Water Thermistor 8—Leaving Water Thermistor
— Refrigerant Access Fitting — High Flow Schrader Valve — Backseating Service Valve
with Refrigerant Port
— Fusible Plug — Device Connection