Equipment needed: Vacuum pump, charging cylinder, manifold gauge, brazing equipment. pinch-off tool capable
of making a vapor-proof seal, leak detector, tubing cutter, hand tools to remove components, service valve.
EVAPORATOR ASSEMBLY
(LOW PRESSURE SIDE)
CONDENSER ASSEMBLY
(HIGH PRESSURE SIDE)
COMPOUND GAUGE
EXTERNAL
VACUUM PUMP
CHARGING
CYLINDER
Figure 31A-Pulling Vacuum
Figure 31B-Charging
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