62-12259 8–18
8.6 Refrigerant System Service
Service of refrigerant system equipment, refrigerant charge, leak checking and evacuation.
Figure 8.15 Refrigeration System Service
1. Vacuum Pump 11. Economizer
2. Vacuum Indicator 12. Evaporator
3. Refrigerant Cylinder 13. Evaporator Expansion Valve
4. Refrigerant Recovery Unit 14. Compressor Suction Modulation Valve (CSMV)
5. Valve 15. Subcooler
6. Manifold Gauge Set 16. Condenser
7. Economizer Connection 17. Receiver
8. Suction Service Valve 18. Liquid Line Service Valve
9. Liquid Injection Valve 19. Discharge Service Valve
10. Economizer Expansion Valve 20. Compressor
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