85
Installation and Maintenance
Service Manual
(1) After tightening the screw, pull the power cord slightly to
check if it is firm.
(2) Never cut the power connection wire to prolong or shorten
the distance.
(3) The connecting wire and connection pipe cannnot touch
each other.
(4) Top cover of outdoor unit and electric box assembly should
be fixec by the screw. Otherwise, it can cause a fire, or short
circuit caused by water or dust.
Note:
Install the over line pipe
gas pipe
Liquid pipe
Liquid
valve
gas valve
Union nut
Pipe joint
Foot holes
Foot holes
Chassis
Outdoor drain joint
Drain hose
Drain vent
5. Connect Outdoor Electric Wire
(1) Put power connection wire and power wire through the wire-
-passing hole.
(2) Remove the wire clip; connect the power connection wire
and power wire to the wiring terminal; fix them with screws.(As
show in Fig.23)
(3) Fix the power connection wire and power wire with wire clip.
(4) Install the cable cross plate sub-assy.
6. Neaten the Pipes
(1) The pipes should be placed along the wall, bent reasonably
and hidden possibly. Min. semidiameter of bending the pipe is
4inch.
(2) If the outdoor unit is higher than the wall hole, you must set
a U-shaped curve in the pipe before pipe goes into the room,
in order to prevent rain from getting into the room.(As show in
Fig.24)
2. Install Drain Joint(Only for cooling and heating unit)
(1) Connect the outdoor drain joint into the hole on the chassis.
(2) Connect the drain hose into the drain vent.
(As show in Fig.19)
3. Fix Outdoor Unit
(1) Place the outdoor unit on the support.
(2) Fix the foot holes of outdoor unit with bolts.(As show in
Fig.20)
4. Connect Indoor and Outdoor Pipes
(1) Remove the screw on the right cable cross plate sub-assy and
valve cover of outdoor unit and then remove the cable cross plate
sub-assy and valve cover.(As show in Fig.21)
(2) Remove the screw cap of valve and aim the pipe joint at the
bellmouth of pipe.(As show in Fig.22)
(3) Pretightening the union nut with hand.
(4) Tighten the union nut with torque wrench .
Refer to the following table for wrench moment of force
:
Fig.18
Fig.19
Fig.20
Fig.21
Fig.22
Fig.23
At least 1 1/6 inch
above the floor
wire pipe
wire-passing
hole
Fixed nut
Finish
Hex nut diameter (inch)
Tightening torque (ft·Ibf)
Φ1/4
11.10~14.75
Φ3/8
22.82~29.50
Φ1/2
33.19~40.56
Φ5/8
44.24~47.94
Φ3/4
51.32~55.31
cable cross
plate sub-assy
(blue)
white
(blue)
white
red
black
(brown)
(brown)
black (yellow-
green
green)
(yellow-
green
green)
N(1)
POWER
2 L(3)
(
brown
)
N
Indoor unit connection
black
L
black
(blue)
white
(blue)
white
green
(
yellow-
green
)
green
(brown)
(
yellow-
green
)
red
Indoor unit connection
LIVV09HP115V1AO
(CB425W08201
)
LIVV12HP115V1AO
Screw
Cable Cross
Plate Sub-assy
Valve Cover
Note: The wiring connect
ion shown
is
for reference only, please refer to the
connection diagram in the unit itself
.
