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INSTALLATION
14
Refrigerant Pipe
• Insulate gas side pipe
• No insulation of liquid pipe
Gas side
a
NOTE
• Filter driers, recommended to be used with the
unit, are to be fitted in the liquid line using flare
nuts, near the respective indoor units at a
position where they are accessable for serving.
• The direction of flow of the refrigerant must
match the flow direction indicator on the filter
driers.
Direction of the flow refrigerant
a
Liquid line (To the evaporator)
b
c
Filter drier
NOTE
Liquid line (From the condenser outlet)
d
Test and Check
After all workings are finished, check the working
and operation.
• Air distribution: Is the air circulation good?
• Drain: Is the drainage smoothly and no
sweating?
• Gas leakage: Is the piping connection correctly?
• Wiring: Is the wiring connection correctly?
Installation of Remote Control
Box
Point of Remote Controller
Installation
• Although the room temperature sensor is in the
indoor unit, the remote control box should be
installed in such places away from direct sunlight
and high humidity.
Installation of the remote control box
• Select places that is not splashed by water.
• Select control position after receiving customer
approval.
• The room temperature sensor of the thermostat
for temperature control is built in the indoor
unit.
• This remote controller equipped with liquid
crystal display. If this position is higher or lower,
display is difficult to see. (The standard height is
1.2 ~ 1.5 m high)
Routing of the remote control cord
• Keep the remote control cord away from the
refrigerant piping and drain piping.
• To protect the remote control cord from
electrical noise, place the cord at least 5 cm away
from other power cables. (Audio equipment,
television set, etc)
• If the remote control cord is secured to a wall,
provide a trap at the top of the cord to prevent
water droplets from running.
Electrical wiring to the indoor unit
a
Remote controller
b
Main board
Make sure that wire and terminal numbers are
c
matched on unit side and remote controller
side.
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