ICP HMC009KD, Service Manual

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2) Connection of the cable
1. Remove the cover control from the unit by loosening the 3
screws.
2. Dismount caps on the conduit panel.
3. Temporarily mount the conduit tubes on the conduit panel.
4. Properly connect both the power supply and low voltage
lines to the corresponding terminals on the terminal block.
5. Ground the unit in accordance with local codes.
6. Be sure to size each wire allowing several inches longer
than the required length for wiring.
7. Use lock nuts to secure the conduit tubes.
(4) Connecting Pipings and the cable to Outdoor unit
1) Connecting the pipings to the Outdoor
unit
1. Align the center of the pipings and sufficiently
tighten the flare nut with fingers.
2. Finally, tighten the flare nut with torque wrench
until the wrench clicks.
• When tightening the flare nut with torque wrench,
ensure the direction for tightening follows the arrow
on the wrench.
Outdoor unit
Outdoor unit
Gas side piping
(Bigger Dia.)
Liquid side piping
(Smaller Dia.)
Torque wrench
High Voltage
Terminal block
Connecting
cable
Power supply
cord
Cover control
Conduit panel
Over
5mm(2")
Connector trade size for this unit is 1/2".
Refer to "How to connect wiring to the terminals" for
instructions on connecting depending on the wire type you are
using.
NOTE
1. shows field wiring.
2. Separately wire the high and low voltage line.
3. Use heat-proof electrical wiring capable of withstanding temperatures up to
167°F.
4. Use outdoor and waterproof connection cable rated more than 300V for the
connection between indoor and outdoor unit.
(For example, Type SJO-WA)
NOTE
• Be sure to comply with local codes while running the wire
from the indoor unit to the outdoor unit(size of wire and wiring
method, etc).
• Every wire must be connected firmly.
• No wire should be allowed to touch refrigerant tubing, the
compressor or any moving parts.
WARNING
Power Supply
Model Power source
9K 1ø, 115V 16 18 12A
12K 1ø, 230/208V 14 18 15A
18K 1ø, 230/208V 14 18 15A
24K 1ø, 230/208V 14 18 20A
AWG(MIN.)
a b
Fuse or breaker
Capacity
1
Indoor Unit Outdoor Unit
2
3
4
1
2
3
4
5
6
G
To
branch
circuit
Ground
Power supply a
L1
L2
Connecting cable(Low voltage) b
Terminal
(4P)
Terminal
(6P)
Wiring Digram
Pipe Size Torque
Liquid Side (1/4") 1.8kg
•
m(13ft.lbs)
Gas Side (1/2") 5.5kg
•
m(39.8ft.lbs)
Liquid Side (3/8") 4.0kg
•
m(28.9ft.lbs)
Gas Side (5/8") 6.6kg
•
m(47.7ft.lbs)
9K,
12K
18K,
24K