Service manual

36
Model No: AC-S10CK_S10HK
Version 1.0
F Check the flare connections for refrigerant gas leakage.
F Purge the air from the system. Set the 2-way valve to the open position and
remove the cap from the 3-way valve’s service port. Using the hexagonal wrench
to press the valve core pin, discharge for three seconds and then wait for one
minute. Repeat this three times.
F Use torque wrench to tighten the service port cap to a torque of 1.8kg.cm.
F Set the 3-way valve to the back seat.
F Mount the valve caps to the 2-way and 3-way valves.
F Check for gas leakage. At this time, especially check for gas leakage from the
2-way and 3-way valve’s caps, and from the service port cap.
l Caution: If gas leakage is discovered, take the following measures.
F If the gas leakage stops when the piping connections are tightened fur-
ther ,continue working.
F If the gas leakage does not stop when the piping connections are tightened,
repair the location of the leakage, discharge all of the gas through the service
port, and then recharge with the specified amount of gas from a gas cylinder.
2. PUMPING DOWN (BEFORE RE-INSTALLATION)
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