Ingersoll-Rand 900829, Maintenance Manual

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48
Refrigeration Service Operations
NOTE: It is generally good practice to replace
the filter drier whenever the high side is opened
or when the low side is opened for an extended
period of time.
WARNING: Disconnect the power supply
before servicing the unit to prevent
personal injury.
1. Low Pressure Cutout Switch (LPCO) 8. Receiver Tank
2. Suction Pressure Regulator (Model 20 and 50 Only) 9. High Pressure Relief Valve
3. Electric Compressor (Model 20 and 50 Only) 10. Condenser
4. Liquid Injection Solenoid Valve 11. Condenser Blocking Solenoid Valve (Model 30
and 50 Only)
5. Liquid Line Sight Glass 12. Oil Separator
6. Drier 13 High Pressure Transducer
7. Liquid Line Check Valve (Model 30 and 50 Only) 14. Discharge Check Valve (Model 20 and 50 Only)
Figure 28: Condenser Refrigeration Components (Model 50 Shown)
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8
14
13
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3
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7
10
11
12
9