Carrier ComfortLink 6 Series - Typical System Components, 30 HXC206-271 Circuit B, With Economizer

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APPENDIX F (cont)
Liquid Line
Service Valve
Strainer/
Filter Drier
Motor Cooling
Solenoid Valve
Discharge
Service
Valve
Oil Filter
(External)
Loader 2 Loader 1
Oil
Pump
5
Minimum Load Control
Solenoid (Option)
4
Oil Filter (Internal)
3
1
Relief Valve
Suction Service Valve (Option)
EXV
Sightglass
Dry Eye
8
Muffler
Economizer
Economizer
TXV
6
Back Pressure Valve
Relief Valve
2
Oil Level
Switch
Equalizer Line (Field Supplied/Connected)
From Condenser
(w/o SSV Option)
Relief Valve (SSV Option)
To Condenser
7
Flow Switch
Service Valve
(SSV Option)
Minimum Load Control
Valve (Option)
Check
Valve
Typical System Components, 30HXA206-271 Circuit 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