Carrier ComfortLink 6 Series - Typical System Components, 30 GXN,GXR108,125-178, With Economizer

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APPENDIX F (cont)
Condenser Fans
Condenser Coil Condenser Coil
Equalizer Line
Liquid Line
Service Valve
Strainer/
Filter Drier
Motor Cooling
Solenoid Valve
6
Discharge
Service
Valve
Discharge
Service
Valve
Back Pressure Valve
Relief Valve
2
Oil Level
Switch
Oil Filter
(External)
Loader 2 Loader 1
Oil
Pump
5
Minimum Load Control
Solenoid (Option)
Minimum Load
Control Valve
(Option)
4
Oil Filter (Internal)
3
1
Relief Valve
Suction Service Valve (Option)
EXV
Cooler Heater
(Option)
Sightglass
Dry Eye
8
Relief Valve
Suction Service Valve (Option)
1
Loader 1 Loader 2
Oil Filter (Internal)
Oil
Pump
4
6
5
3
7
EXV
Flow Switch
Cooler Heater
(Option)
Sightglass
Dry Eye
Motor Cooling
Solenoid Valve
Muffler
Oil Heater
Oil Heater
Muffler
Oil Filter
(External)
Oil Level
Switch
Equalizer Line
Relief Valve
Back Pressure Valve
2
Condenser Fans
Condenser Coil Condenser Coil
Liquid Line
Service Valve
Strainer/
Filter Drier
Econo. Serv.
Valve
(SSV
Option)
Economizer
TXV
Solenoid
Valve
Economizer
TXV
Econo. Serv.
Valve
(SSV
Option)
Economizer
Economizer
TXV
TXV
Solenoid
Valve
Check
Valve
Check
Valve
Typical System Components, 30GXN,GXR108,125-178, 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