A
B
C
3.
Installation of the drain pan heater.
• When drilling a hole, be careful not to damage the soundproofing material and other components on the
back side.
CAUTION
2.
Remove the fan motor base.
1) Remove the fixing screw at the lower section of the fan motor base, and remove the fan motor base
together with the propeller fan. See Fig.1.
• For
KEH041A48
, the motor base cannot be removed. Remove the 2 screws from the electrical
wiring box, lift the motor base, and install the heater. See Fig.2
• Do not remove the fan motor harness.
• Be careful so that the fan motor harness does not come into contact with the edges of the heat
exchanger or other components.
• Place the removed fan motor base so that stress is not applied on the propeller fan.
• Make the ground plate closely adhere to the partition.
• Install the drain pan heater in a position where it does not come into contact with the fan motor base.
1) To fix the drain pan heater, drill ø1/8” (ø3.2mm) holes in the bottom frame and the partition plate.
(Refer to
Installation Procedure (3)
for the parts for drilling and the number of holes.)
• Place the actual components to ensure positioning is correct before drilling holes.
• The hole can be made with the included piercing-screw as well.
2) Install the drain pan heater.
• Insert the plate under the heat exchanger.
• For
KEH041A42
and
KEH041A48
, place K fixing plate.
3) Fix the drain pan heater with B piercing screw.
KEH041A42
KEH041A48
K
B
Screw *3
Fig. 1
Appearance of the outdoor unit
may differ from some models.
KEH041A42
KEH041A42 KEH041A47
KEH041A48
KEH041A47 KEH041A48
The lugs of the
fan motor base
are hooked on
the heat
exchanger.
View
A
The fan motor
harness is fitted in
the groove of the
partition plate.
Remove the 2 screws from the electrical wiring box, lift the
motor base, and install the heater.
Condition of fan motor harness
installation
Groove
2 screws *1
View
B
View
C
Installation Procedure (2)
*1 Truss head
tapping screw.
*2 Hexagon
tapping screw.
*1 Truss head
tapping screw.
KEH041A42 KEH041A47 KEH041A48
Number and type of screws to be removed
*3 Screw type
SPLIT
MULTI SPLIT
2
*1
1
*2
1
*1
2
*1
–
–
Fig. 2
KEH041A48
