Ø
Air purging and leakage test
Condensate drainage of outdoor unit (no for cooling only)
The condensate and defrosting water formd during heating
in the outdoor unit can be properly discharged by drainage
pipe .
Installation method:set the drain connection in 25 hole of the
chassis has been installed and then connect drainage pipe
with drain nozzle,so that condensate and defrosting waer can
be properly discharged
Chassis
drain
●
Incorrect wiring may cause malfunction of parts.
●
Install outdoor unit
Electrical wiring
NOTE:
After the wire has been fixed, ensure that no wires
will contact others.
3.
Fix the power connection cord with wire clamp.
4.
Confirm if the wire has been tighend properly.
5.
Reinstall terminal cover.
1.
2.
Remove the cover on right side of outdoor unit.
Take off wire clamp. Connect and fix the power connection
cord to the terminal board. Wiring should be sized for
indoor unit too.
Keep evacuating for more than 15 mins and
make sure the reading of multi-meter 500 Microns
and holding.
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. (If noise of vacuum pump has
been changed, the reading of multimeter is 0) Then
tighten the nut.
5.
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.9)
Fig.9
20
Liquid pipe
Gas pipe
Valve
cap
Vacuum
gauge
Vacuum pump
Indoor unit connection
For some model:
N(1) 2 3
Cable Cross
Plate Sub-assy
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