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)
CAPILLARY TUBE
Figure 22A-Pulling Vacuum
CONDENSER ASSEMBLY
(HIGH PRESSURE SIDE)
COMPRESSOR
EXTERNAL
VACUUM PUMP
—15—
EVAPORATOR ASSEMBLY
(LOW PRESSURE SIDE)
CONDENSER ASSEMBLY
COMPOUND GAUGE
(HIGH PRESSURE SIDE)
MANIFOLD
GAUGE
SEE INSETS
BELOW
CAPILLARY
TUBE
COMPRESSOR
LOW
HI
Figure 22B-Charging
COMPOUND GAUGE
MANIFOLD
GAUGE
SEE INSETS
BELOW
CHARGING
CYLINDER