Service manual

32
Model No: AC-S10CK_S10HK
Version 1.0
l Leakage checking
F Check a gas-leakage of the connection portion of the piping.
F If there is no leakage found, open 2-way again, turn the valve spindle coun-
ter-clockwise until it stops.
F If there is leakage found, re-tighten the connecting portion with wrench. If the
leakage persists, locate a leakage and repair it until leakage ceases.
l Air purging
F To purge the air, push the pin on the service port of 3-way valve for three sec-
onds with a hexagonal wrench, wait for one minute.
F Repeat the operation three times.
No leakage found Leakage found
Open 2-
way valve again, turn the
valve spindle counter-
clockwise
until it stops
Re-tighten the connecting portion with
wrench
Leakage ceases
Leakage
persists
Locate a repair leak
Purge the air, push the pin on the service port of the 3-way valve for three
seconds with a hexagonal wrench, wait for one minute. Repeat the operation fo
r
three times.
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