１９
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Install outdoor unit
Air purging and leakage test
Electric Wiring
1.
Disassemble handle of right side plate or front side plate of outdoor unit.
4. Ensure if wire has been fixed well.
5.
Install handle or front side plate.
NOTE:
Wrong wiring may cause spare parts malfunction.
After the cable fixed, make sure there should be a free space between the connection and
fixing place on the lead wire.
2. Take off wire clamp, connect and fix power connect cord
to terminal of line bank.
Wiring should fit that of indoor unit.
3. Fix the power connection cable with wire clamp, for cooling
and heating unit, then use the
wire
clamp to fix the signal
control wire, then connect the corresponding connector.
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5
-1.0 10 pa(-76cmHg)
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Air purging and leakage test
Liquid pipe
Gas pipe
Valve
cap
Vacuum
gauge
Vacuum pump
Fig.
1. Connect charging hose of manifold valve to charge end of low
pressure valve (both high/low pressure valves must be tightly
shut).
2. Connect joint of charging hose to vacuum pump.
3. Fully open handle handle of Lo manifold valve.
4. Open the vacuum pump to evacuate. At the beginning, slightly
loosen joint nut of low pressure valve to check if there
is air
coming inside.
5. After finishing evacuation, shut Lo handle of manifold
valve
to stop the vacuum pump. (Keep evacuating for
more than
15 minutes and make sure the reading of
multi-meter is
6. Fully open high/low pressure valves.
7. Remove charging hose from charging end of low
pressure
valve.
8. Tighten bonnet of low-pressure valve. (As shown in Fig.
5
)
