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If gauge needle does not move from 0 cmHg (0 MPa) to –76 cmHg (–0.1 MPa), in step 3 above take the following measure:
•
k stops when the piping connections are tightened further, continue working from step 3.
If the lea
•
If the leak does not stop when the connections are retightened, repair location of leak.
•
Do not r
elease refrigerant during piping work for installation and reinstallation. Take care of the liquid refrigerant, it may cause frostbite.
CONNECT THE CABLE TO THE OUTDOOR UNIT
5
(FOR DETAIL REFER TO WIRING DIAGRAM AT UNIT)
1. Remove the control board cover from the unit by loosening the screw.
2. Connecting cable between indoor unit and outdoor unit shall be approved polychloroprene sheathed fl exible cable (see below table), type
designation 60245 IEC 57 or heavier cable.
Models
UD03*E5* and UD05*E5*
UD07*E5* and UD09*E5*
Terminals on the indoor unit
Colour of wires
Terminals on the outdoor unit
3. Secure the cable onto the control board with the holder (clamper).
4. Attach the control board cover back to the original position with screw.
WIRE STRIPPING AND CONNECTING REQUIREMENT
Wire stripping
No loose strand when insert
(For UD07*E5* and UD09*E5* only)
•
Select required direction and apply protective bushing provided in accessories to protect cables from sharp edges.
•
Once all wiring work has been completed, tie the cable and cord together with the binding strap so that they do not touch other parts such as the
compressor and bare copper pipes.
Outdoor Unit
PIPE INSULATION
6
1. Please carry out insulation at pipe connection portion as mentioned in Indoor/Outdoor Unit Installation Diagram. Please wrap the
insulated piping end to prevent water from going inside the piping.
2. If drain hose or connecting piping is in the room (where dew may form), please increase the insulation by using POLY-E FOAM with
thickness 6 mm or above.
Flexible cable specifi cation
4 x (1.5 mm
2
)
4 x (2.5 mm
2
)
1
2
3
1
2
3
Indoor/outdoor
connecting terminal
board
5 mm or more
(gap between wires)
Terminal Board
Cord clamp
Banding strap 3
Connecting cable
(refer below
diagram for its
guiding)
CAUTION
Terminal
Board
1
2
3
Earth Wire
must be
longer than
others cables
for safety
reason.
Holder (Clamper)
Conductor fully
insert
ACCEPT
Apply cut
DETAIL OF CONNECTING CABLE GUIDING
WARNING
This equipment must be
properly earthed.
Conductor not
Conductor over
fully insert
insert
PROHIBITED
PROHIBITED
Protective
bushing 4
Selection
of direction
5
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