Wiring - Lennox COMFORT Installation Manual

Air conditioning equipment
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Install Duct (the rated diameter: Φ75)
1.
Connect the duct to the flange.(the flange is assembled with the interface of duct.)
2.
After connection, use the ethylene tape (provided on field) to wrap the joint to prevent air-leakage.

10. WIRING

Please refer to the Wiring Diagram
CAUTION
1. The air conditioner should use separate power supply with rated voltage.
2. The external power supply to the air conditioner should have ground wiring, which is linked to the
ground wiring of the indoor and outdoor unit.
3. The wiring work should be done by qualified persons according to circuit drawing.
4. A disconnection device having an air gap contact separation in all active conductors should
incorporated in the fixed wiring according to the National wiring regulation.
5. Be sure to locate the power wiring and the signal wring well to avoid cross-disturbance and their
contact with connecting pipe or stop value body.
6. The wiring attached to this air conditioner is 6m long. Be sure to prolong it with wiring of the same
type and proper length if necessary. Generally, do not twist two wiring together unless the joint is
soldered well and covered with insulator tape.
7. Do not turn on the power until you have checked carefully after wiring.
1. The Specification of Power
MODEL
POWER
FREQUENCY AND VOLT
CIRCUIT BREAKER/FUSE (A)
INDOOR UNIT POWER WIRING (mm
GROUND WIRING
INDOOR/
OUTDOOR UNIT POWER
OUTDOOR
CONNECTING
STRONG ELECTRIC
WIRING
2
(mm
)
WEAK ELECTRIC
MODEL 12-18
(For R407C and
R410A,Heating&Cooling)
PHASE
220-240V~, 50Hz
2
)
WIRING
---------------
SIGNAL
1-core shield wire 1x0.5
SIGNAL
MODEL 24
(For R407C and
R410A,
Heating&Cooling)
1-PHASE
1-PHASE
220-240V~, 50Hz
30/25
3x1.5
1.5
5x1.5
1-core shield wire
19
MODEL 24-36
(For R407C and
R410A,
Heating&Cooling)
3-PHASE
380V 3N~, 50Hz
40/25
20/15
3x2.5
5x1.5
2.5
1.5
3x2.5
5x1.5
3x1.0
4x1.0
2-core shield wire
1x0.5
2x0.5

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