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Outdoor unit
Liquid side piping
(Smaller diameter)
Torque wrench
Gas side piping
(Bigger diameter)
-101kPa
(-76cmHg)
Handle Lo
Charge hose
Connecting
pipe
Packed valve
at liquid side
Gas side (Φ12 mm)
Liquid side (Φ6 mm)
Service port
Hexagon wrench(4mm)
Compound
Pressure gauge
pressure
gauge
Manifold valve
Handle Hi
(Keep full closed)
Charge hose
Vacuum pump
adapter for
counter-flow
prevention
Vacuum
pump
Packed valve at gas side
Service port
(Valve core (Setting pin))
50 to 55 N.m
15 to 20 N.m
15 to 20 N.m
Cap
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