Specifications

110
APPENDIX F (cont)
Liquid Line
Service Valve
Strainer/
Filter Drier
Motor Cooling
Solenoid Valve
Discharge
Service
Valve
Discharge
Service
Valve
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
Sightglass
Dry Eye
8
Relief Valve
Suction Service Valve (Option)
1
Loader 1 Loader 2
Oil Filter (Internal)
Oil
Pump
4
5
3
7
EXV
Flow Switch
Sightglass
Dry Eye
Motor Cooling
Solenoid Valve
Muffler
Muffler
Oil Filter
(External)
Equalizer Line (Field Supplied/Connected)
Back Pressure Valve
Liquid Line
Service Valve
Strainer/Filter Drier
Economizer
Economizer
TXV
Economizer
Economizer
TXV
6
Back Pressure Valve
Relief Valve
2
Oil Level
Switch
Oil Level
Switch
Relief Valve
2
6
Equalizer Line (Field Supplied/Connected)
From Condenser
From Condenser
(w/o SSV Option)
Relief Valve (SSV Option)
(w/o SSV Option)
Relief Valve (SSV Option)
To Condenser To Condenser
Service Valve (SSV Option)
Check
Valve
Check
Valve
Service Valve (SSV Option)
Typical System Components, 30HXA161-186, 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