Sharp AU-X108 Service Manual ▷ View online
AH/AU-X108E
AY/AE-X108E
AH/AU-X138E
AY/AE-X138E
37
Figure P-5 At Cooling for AY-X138E
Figure P-6 At Heating for AY-X138E
25
30
35
40
3.2
3.4
3.6
3.8
4.0
10
12
14
1000
1100
1200
1300
Cooling capacity(kW)
Outside air temp.(˚C)
Input(W)
Outlet air temp.(˚C)
1) Indoor fan speed: Hi
2) Vertical adjustment louver "45˚", Horizontal adjustment louver "front"
3) Indoor air temp. : Cooling 27˚C
2) Vertical adjustment louver "45˚", Horizontal adjustment louver "front"
3) Indoor air temp. : Cooling 27˚C
NOTE:
(Running frequency: 77Hz)
Figure P-4. At Cooling for AH-X138E
-5
0
5
10
3.0
3.5
4.0
4.5
5.0
5.5
35
30
40
45
1300
1200
1400
1500
1600
(Running frequency: 100Hz)
Heating capacity(kW)
Outside air temp.(˚C)
Input(W)
Outlet air temp.(˚C)
25
30
35
40
3.2
3.4
3.6
3.8
4.0
10
12
14
1000
1100
1200
1300
(Running frequency:79Hz)
Cooling capacity(kW)
Outside air temp.(˚C)
Input(W)
Outlet air temp.(˚C)
AH/AU-X108E
AY/AE-X108E
AH/AU-X138E
AY/AE-X138E
38
DISASSEMBLING PROCEDURE
FOR INDOOR UNIT MODEL AH-X108E, AY-X108E, AH-X138E AND AY-X138E
CAUTION: DISCONNECT THE UNIT FROM THE POWER SUPPLY BEFORE ANY SERVICING
1. Using the narrow slotted screwdriver or similar, remove
the screw cover from the front panel.
How to remove the screw cover
a. Press the top of the screw cover with the flat-tipped
a. Press the top of the screw cover with the flat-tipped
screwdriver (or nail, etc).
b. Insert the flat-tipped screwdriver (or nail, etc) into
the lower clearance, and pull and lift it toward you
for removal.
for removal.
Screw cover
2. Remove two screws from the front panel.
3. Open the open panel, and remove the two air filters.
4. Remove one inner screw.
Note: During reassembly, don’t tighten the screw
strongly, or it will become idle.
5. Remove the fastening screw which retains the cable,
and remove the cord.
Note: During reassembly, install the holder after
installing the front panel. This will make it
easier to assemble the front panel.
easier to assemble the front panel.
6. After closing the open panel, open the horizontal
adjustment louver and pull out the bottom of the front
panel toward you.
Lifting the front panel, strongly pull the top toward you.
Making the front panel parallel to the main body,
strongly pull it toward you for removal.
To install the front panel, place the bottom of the front
panel under the open horizontal adjustment louver,
and press in the front panel, parallel to the cabinet.
When pressing it in, take care to prevent the top of the
blow-out port of the drain pan from being caught by the
front panel.
panel toward you.
Lifting the front panel, strongly pull the top toward you.
Making the front panel parallel to the main body,
strongly pull it toward you for removal.
To install the front panel, place the bottom of the front
panel under the open horizontal adjustment louver,
and press in the front panel, parallel to the cabinet.
When pressing it in, take care to prevent the top of the
blow-out port of the drain pan from being caught by the
front panel.
7. Remove the unit-to-unit wiring from the terminal board.
(Loosen the screw with the screwdriver, and pull out
the wiring.)
the wiring.)
8. Remove one fastening screw from the control box
cover.
AH/AU-X108E
AY/AE-X108E
AH/AU-X138E
AY/AE-X138E
39
9. Remove the control box cover.
Holding its bottom, pull and disengage the upper hook
toward the bottom.
toward the bottom.
10. Remove the ground wire. (One screw)
Note: During reassembly, take care for the direction
of the lead wire.
11. Remove the protect cover for the dew.
Note: During reassembly, verify that the dew on the
pipe is recovered to the drain pan.
13. Cut the tie band of the lead wire.
12. Remove the thermostat of the evaporator.
(Pull it out after peeling off the thermoseal.)
14. Remove two connectors of the fan motor and one of
louver motor.
15. Remove the indicator assembly.
(Push the upper two hook of the LED holder , and the
indicator will be ready for removal.)
indicator will be ready for removal.)
16. Remove four fastening screws of the control box, and
remove the control box.
17. Remove the fastening screws of the drain pan. (One
screw on the left side.)
18. Turn the cap area of the drain hose counterclockwise,
and remove it from the drain pan.
Drain pan
Drain Hose
Groove
Projection
During installation, turn the drain hose to the state of
the “engagement position”.
After reinstallation, verify that it is securely fastened.
the “engagement position”.
After reinstallation, verify that it is securely fastened.
To disconned
To reconnect
AH/AU-X108E
AY/AE-X108E
AH/AU-X138E
AY/AE-X138E
40
19. Pull down the drain pan toward you for removal.
20. Remove two fastening screws of the side cover L.
21. Move the evaporator to the up, and release it from one
projection of cabinet. Free the evaporator, and pull
down the cross-flow fan and motor toward you. Remove
them together. (If it is tried to remove the fan alone, it
will damage the inner surface of the metal to prevent
removing the fan.)
down the cross-flow fan and motor toward you. Remove
them together. (If it is tried to remove the fan alone, it
will damage the inner surface of the metal to prevent
removing the fan.)
<Cautionary points for assembling the fan>
a. When inserting the shaft of the cross-flow fan into
the metal, take care to prevent injuring the inner
surface of the metal.
surface of the metal.
22. Loosen the fan fastening screw, and remove the fan.
b. Before fastening the motor shaft and fan, insert the
shaft into contact with the fan boss.
23. To remove the evaporator, remove the tube holder on
the rear side of the cabinet, pull the side cover L of left
side with the side cover R of right side toward yourself
and lift it up, and remove it from cabinet, pulling it
toward you.
side with the side cover R of right side toward yourself
and lift it up, and remove it from cabinet, pulling it
toward you.
Motor shaft
Fan
Fan boss
How to remove the electric control box.
1. Remove the fastening screw of the 4 poles terminal
1. Remove the fastening screw of the 4 poles terminal
board.
2. Remove the cord holder fastening screw of the power
supply cord.
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