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Step 2.2 Optional: Extending the
power cable
1 Prepare a compressor and the following tools.
Tools
Crimping pliers
Connection sleeve
(mm)
Insulation tape
Contraction tube
(mm)
2 As shown in the figure, peel off the shields from the
rubber or wire of the power cable.
• Peel off 20 mm of the wire shields of the tube
installed already.
CAUTION
• For information about the power cable
specifications for indoor and outdoor units, refer
to the installation manual.
• After peeling off the tube wire, you must insert a
contraction tube.
Power cable
Wire tube power cable
20
3 Insert both sides of core wire of the power cable into
the connection sleeve.
• Method 1: Push the core wire into the sleeve from
both sides.
• Method 2: Twist the wire cores together and push
it into the sleeve.
Method 1
Connection sleeve
36
English
RC_DB68-06033A-01.indd 36
Spec
Shape
MH-14
20xØ7.0
(HxOD)
Width 18
mm
50xØ8.0
(LxOD)
20
20
20
60
120
180
(Unit: mm)
(Unit: mm)
Method 2
Connection sleeve
4 Using a compressor, compress the two points and flip it
over and compress another two points in the same location.
• The compression dimension should be 8.0.
• After compressing it, pull both sides of the wire to
make sure it is firmly pressed.
Method 1
Compress it 4 times.
5 mm
5 Wrap it with the insulation tape twice or more and
position your contraction tube in the middle of the
insulation tape.
A total of three or more layers of insulation is
required.
Method 1
Insulation tape
40 mm
Contraction tube
6 Apply heat to the contraction tube to contract it.
7 After tube contraction work is completed, wrap it with
the insulation tape to finish..
• Make sure that the connection parts are not
exposed to outside.
• Be sure to use insulation tape and a contraction
tube made of approved reinforced insulating
materials that have the same level of withstand
voltage with the power cable. (Comply with the
local regulations on extensions.)
Compression
dimension
Method 2
Compress it 4 times.
5 mm
Method 2
Insulation tape
35 mm
Insulation tape
5/27/2016 5:16:17 PM
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