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Installation Procedure
Tightening torque (lbf.ft)
M3.5
M4
• Screws on terminal block must not be unscrewed with
the torque less than 0.89 lbf.ft.
• Since it has the external power supply, refer to the
outdoor unit installation manual for MAIN POWER.
• When installing the indoor unit in a computer room,
use the double shielded (tape aluminum / polyester
braid + copper) cable of FROHH2R type.
Step 13 Optional: Extending the
power cable
1 Prepare a compressor and the following tools.
Tools
Crimping pliers
Connection sleeve
[mm (inch)]
Insulation tape
Contraction tube
[mm (inch)]
2 As shown in the figure, peel off the shields from the
rubber or wire of the power cable.
• Peel off 20 mm (0.79 in.) of the wire shields of the
tube installed already.
20
English
0.59 to 0.89
0.89 to 1.1
Spec
Shape
MH-14
20 (0.79) x
Ø6.5 (0.26)
(H x OD)
Width 19 mm
(0.75 in.)
70 (2.76) x
Ø8.0 (0.31)
(L x OD)
CAUTION
• After peeling off the tube wire, you must insert a
contraction tube.
Power cable (provided by us)
20 (0.79)
180 (7.08)
Wire tube power cable
[Unit: mm (inch)]
20 (0.79)
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
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.
20 (0.79)
20 (0.79)
60 (2.36)
120 (4.72)
[Unit: mm (inch)]
Method 2
Connection sleeve
Compression
dimension
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