Heat pump type:
Cool only type:
A UNIT:
A UNIT:
Indoor unit
connection
N(1) 2
3
4
5
blue black brown
violet
orange
yellow
-green
N
Indoor unit
connection
blue black brown
yellow
-green
2
3
B UNIT:
N
Indoor unit
connection
blue black brown
yellow
-green
2
3
L
N
L
N
B UNIT:
Indoor unit
connection
N(1) 2
3
4
5
blue black brown
violet
orange
yellow
-green
Take off wire clamp. Connect and fix power connect cord, signal controlwire
(only for heat
pump type),
power cord to terminal of line bank. Wiring should fit that of indoor unit.
Fix the power connection cord, signal control
wire(only for heat pumptype), power cord with
wire clamps and then connect the corresponding
connector.
YEGN
BN BU
YEGN
BN BU
Ø
Manifold
Valve
Multimeter
-76cmHg
Lo Handle
Charging hose
Manometer
Hi handle
Charging hose
Vacuum pump
Low pressure valve
5
-1.0 10 pa
(-76cmHg)
.
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. Keep evacuating for more than 15mins 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.10)
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.
connection
●
●
Install outdoor unit
Electric wiring
NOTE:
Wrong wiring may cause spare parts malfunction.
After the cable fixed, make sure there should be a free space between the connection and
3.
4.
5.
1.
2.
Disassemble the front side plate on the outdoor unit (4pc screw)
Ensure wire has been fixed well.
Install the front side plate
Chassis
connection and fixing place on the lead wire.
Drain
Fig.10
●
Use a wire bundle the power cable to the electric box, to avoid its interference with the pipeline
wire bundle
electric box
