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Using stop valve
To Open the Stop Valve
1
Open the cap and turn the stop valve counterclockwise by using a hexagonal
wrench.
2
Turn it until the axis is stopped.
Note
Do not apply excessive force to the stop valve and always use
special instruments. Otherwise, the stopping box can be
damaged and the back sheet can leaks.
If the watertight sheet leaks, turn the axis back by half, tighten
the stopping box, then check the leakage again. If there is no
leakage any more, tighten the axis entirely.
3
Tighten the cap securely.
To Close the Stop Valve
1
Remove the cap.
2
Turn the stop valve clockwise by using a hexagonal wrench.
3
Tighten the axis until the valve reached the sealing point.
4
Tighten the cap securely.
CAUTION
When you use the service port, always use a charging hose, too.
Check the leakage of refrigerant gas after tightening the cap.
Must use a spanner and wrench when you open/tighten the stop valve.
Cap
Service
port
Sealing point
Axis
17
E-
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