Service manual
GB
6. Disconnect the charging hose from the vacuum pump and from the service
ports of the suction and liquid valves.
7. Tighten the service por t caps of suction and liquid valves.
8. Remove the valve caps from all valves,and open them using a
hexagonal Allen �rench, 9.Securely tighten the caps onto all of the
valves.
10.Check for gas leaks from all the connecting position .Test �i t h elec tronic
leak detector or �ith a sponge immersed in soapy �ater for bubbles.
1. Check all valve caps and ensure that they had tightened properly.Close the valve cover.
2. Fill gaps on the �all bet�een hole sides and tubing �ith sealer.
3. Attach �iring and tubing to the �all �ith clamps �here necessary.
4. Operate the unit for no less than 5 minutes at heating or cooling mode.
5. Explain filter removal,cleaning and installation.
6. Operate the air conditioner together �ith the customer and explain all functions. 7.Give
the operating and installation manuals to
FInALtAsks
1.Charging set 5.Cap 9.Liquid valve
2.Vacuum pump 6.Suction valve 10.INDOOR UNIT
3.OUTDOOR UNIT 7.Service valve 11.Suction are connection
4.Service valve 8.Cap 12.Liquid flare connection