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Step 2.2 Optional: Extending the power
cable
1 Prepare the following tools.
Tools
Spec
Crimping
MH-14
pliers
Connection
20xØ6.5
sleeve (mm)
(HxOD)
Insulation
Width 19 mm
tape
Contraction
70xØ8.0 (LxOD)
tube (mm)
2 As shown in the figure, peel off the shields from
the rubber and wire of the power cable.
• Peel off 20 mm of cable shields from the pre-
installed tube.
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
20
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
32 English
Shape
20
20
60
120
180
(Unit: mm)
(Unit: mm)
Method 2
Connection sleeve
4 Using a crimping tool, 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.
Three or more layers of insulation are required.
Indoor outlet pipe
6 Apply heat to the contraction tube to contract it.
Contraction tube
7 After tube contraction work is completed, wrap
it with the insulation tape to finish.
CAUTION
• 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
Flare nut
Connecting pipe
Insulation tape
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