Gree GVH24AK-K3DNC8A - Page 38

Service Manual
35
Installation and Maintenance
Step two: Wiring of indoor unit
1. Press the rubber screw cover at the lower left corner of front
door and then remove the screw.
2. Press the right side of front door with your right hand, push it
rightwards and then pull the front door outwards with your left
hand.
3. Remove the screw of support plate and then remove the
support plate. Remove the screws xing the electric box cover
to remove the electric box cover.
4. Thread the power connection wire thr ough the cable cross
hole from the back.
5. Well connect the wire according to wiring diagram.
6. Fix the protecting cover section of power connection wire at
the groove of wire clamp and then screw up the xing screw to
x the connection wire rmly.
7. Power core and power connection wire should be fixed in
the big groove of press clamp on the left.
8. Fix the electric box cover properly with sufcient screw.
9. Clamp the upper and lower shafts of door plate into the
sliding groove; press the right side of front door with your right
hand to push it rightwards; make the left side of front close to
the chassis with your left hand; make the front slide leftwards
until rest; screw up the screw and then cover the rubber screw
cover.
8. Unfold the connection pipe, bend it according to the length
needed, remove the screw cap on indoor unit pipe, match the
connection pipe with the center of indoor unit pipe and then
screw up the nut.
Moment of screwing up:
Hex nut diameter(mm) Tightening torque(N.m)
Φ6(1/4") 15~20
Φ9.52(3/8") 30~40
Φ12(1/2") 45~55
Φ16(5/8") 60~65
Φ19(3/4") 70~75
indoor unit pipe
Moment wrench
indoor unit pipe
connection pipe
connection pipe
wrench
conical nut
conical nut
wiring board
support
plate
screw
screw
Crimping clip
N(1)
2
blue black
yellow-
green
Outdoor unit connection
3
brown
Note:
Please contact the maintenance center for another
connection wire with adequate length if the present one is
not long enough.
● Correctly connect the wires.
● Well screw up the screws xing terminals and connection
wirings.
● The wirings should be properly xed.
● Incorrect wiring connection of grounding wire may lead to
electric shock.
● Well x the electric box cover with sufcient screw.
Improper assembly of electric box cover may cause re
hazard or electric shock.
Step three: Installation of rear cover
1. Bind the connection pipe, connection wire and drainage
pipe together with binder.
● Fix some positions for convenient binding
● Do not bind too tightly.
● Leave the joint of connection pipe for leakage test.
● Knock down the sub-small hole for 24 unit when cutting
the baiting.
2. According to installation position, cut one of the baitings,
thread the packed pipe and wire through the baiting hole.
3. Assemble the rear case.
drainage
pipe
drainage
pipe
connection wire
binder
binder
connection pipe
connection
pipe
connection pipe,
connection wire and
drainage pipe
rear cover
baiting