Carrier 42QZL036R8S [21/27] Caution

Carrier 42QZL036R8S [21/27] Caution
b. Using wire strippers, strip the rubber jacket
from both ends of the signal cable to reveal
approximately 15cm (5.9”) of wire.
c.
Strip the insulation from the ends.
d. Using a wire crimper, crimp u-lugs on the
ends.
NOTE: When connecting the wires, strictly
follow the wiring diagram found inside the
electrical box cover.
2. Remove the electric cover of the outdoor unit.
If there is no cover on the outdoor unit, take
off the bolts from the maintenance board
and remove the protection board.
(See Fig. 8.1, 8.2)
Cover
Screw
Fig. 8.1
Protection Board
Fig. 8.2
3. Connect the u-lugs to the terminals
Match the wire colors/labels with the labels
on the terminal block. Firmly screw the u-lug
of each wire to its corresponding terminal.
4. Clamp down the cable with the cable clamp.
5. Insulate unused wires with electrical tape.
Keep them away from any electrical or metal
parts.
6. Reinstall the cover of the electric control box.
Indoor Unit Wiring
1. Prepare the cable for connection
a. Using wire strippers, strip the rubber jacket
from both ends of the signal cable to reveal
about 15cm (5.9”) of the wire.
b. Strip the insulation from the ends of the
wires.
c. Using a wire crimper, crimp the u-lugs to
the ends of the wires.
2. Open the front panel of the indoor unit. Using
a screwdriver,remove the cover of the electric
control box on your indoor unit.
3. Thread the power cable and the signal cable
through the wire outlet.
4. Connect the u-lugs to the terminals.
Match the wire colors/labels with the labels on
the terminal block. Firmly screw the u-lug of
each wire to its corresponding terminal. Refer
to the Serial Number and Wiring Diagram
located on the cover of the electric control box.
Connective wiring diagram
Wiring diagram
CAUTION
While connecting the wires, please strictly
follow the wiring diagram.
The refrigerant circuit can become very
hot. Keep the interconnection cable away
from the copper tube.
5. Clamp down the cable with the cable clamp.
The cable must not be loose or pull on the
u-lugs.
6. Reattach the electric box cover.
Fig. 8.3
Page 21
Wiring
control box
wire outlet
Table 8.2: Other World Regions
Rated Current of
Appliance (A)
Area (mm²)
Nominal Cross-Sectional
6 0.75
6 - 10 1
10 - 16 1.5
16 - 25 2.5
25- 32 4
32 - 45 6

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