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VIII. REFRIGERANT SERVICE PORTS
Each unit has 3 service ports: one on the suction line, one on the liquid line, and one on the compressor discharge line. Be sure caps on the ports are tight.
Fig. 13 — Cooling Charging Chart — 569C072
IX. HIGH FLOW VALVES
Located on the compressor hot gas and suction tubes are High Flow Valves. Large black plastic caps distinguish these valves with