Thermo King T-500R Maintenance Manual page 50

Solenoid and Check Valves T-Series (except T-500R/T-Dairy)
1. Condenser Inlet Solenoid (CIS)-Open/ De-energized
2. Condenser Check Valve-Open
3. Receiver Tank Pressure Check Valve-Closed
4. Hot Gas Solenoid (HGS)-Closed/ De-energized
Cool Mode T1200R
Cool Mode T600, T800 and T1000R
Unit Description
4
3
2
4
3
2
1
1
5-16