NOTES ON MINIMUM BEND RADIUS
Carefully bend the tubing in the middle
according to the diagram below. DO NOT
bend the tubing more than 90° or more than
3 times.
Bend the pipe with thumb
min-radius 10cm (3.9")
6. After connecting the copper pipes to the
indoor unit, wrap the power cable, signal
cable and the piping together with
binding tape.
Wiring
BEFORE PERFORMING ANY
ELECTRICAL WORK, READ THESE
REGULATIONS
1. All wiring must comply with local and
national electrical codes, regulations and
must be installed by a licensed electrician.
2. All electrical connections must be made
according to the Electrical Connection
Diagram located on the panels of the indoor
and outdoor units.
3. If there is a serious safety issue with the
power supply, stop work immediately.
Explain your reasoning to the client, and
refuse to install the unit until the safety
issue is properly resolved.
4. Power voltage should be within 90-110%
of rated voltage. Insu cient power supply
can cause malfunction, electrical shock, or
re.
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NOTE: DO NOT intertwine signal cable with
other wires. While bundling these items
together, do not intertwine or cross the signal
cable with any other wiring.
7. Thread this pipeline through the wall and
connect it to the outdoor unit.
8. Insulate all the piping, including the valves
of the outdoor unit.
9. Open the stop valves of the outdoor unit
to start the ow of the refrigerant between
the indoor and outdoor unit.
CAUTION
Check to make sure there is no refrigerant
leak after completing the installation work.
If there is a refrigerant leak, ventilate the area
immediately and evacuate the system (refer
to the Air Evacuation section of this manual).
5. If connecting power to xed wiring, install
a surge protector and main power switch
with a capacity of 1.5 times the maximum
current of the unit.
6. If connecting power to xed wiring, a
switch or circuit breaker that disconnects
all poles and has a contact separation of
at least 1/8in (3mm) must be incorporated
in the xed wiring. The quali ed technician
must use an approved circuit breaker or
switch.
7. Only connect the unit to an individual
branch circuit outlet. Do not connect
another appliance to that outlet.
8. Make sure to properly ground the air
conditioner.