Johnson Controls (H, Engineering Manual

Page: 75 / 124

OUTDOOR UNITS
TC-16006
2-53
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< Gas Valve >
(1) Make sure that all the spindles are closed completely.
(2) Connect the charging hose to the service port and release the gas inside the piping.
(3) Cut the end of the closing pipe and ensure that no residual gas exists inside the gas piping.
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the stop valve.
Figure 2.1
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Stop Valve for
Liquid Pipe
End of Closing Pipe
Service Port
Stop Valve for
Gas Pipe
Closing Pipe
Cut
Detail of Closing Pipe
Soundproof
Cover
Compressor
Oil Return Pipe
Torch
Metal Plate
Closing Pipe
Stop Valve
Body
Field-Work Side
Model Type Tightening Torque
72 and 96 24.3 - 31.0 ft·lbs (33 - 42 N·m)
< Liquid Valve >
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refrigerant leakage may occur from the spindle part. (To prevent
leakage, place two wrenches at the positions as shown at the right
when removing and connecting piping.
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Do not put
wrenches here.
Position both
wrenches here.
Flare Nut