DOWNLOAD Sharp AH-A129 Service Manual ↓ Size: 1.08 MB | Pages: 28 in PDF or view online for FREE

Model
AH-A129
Pages
28
Size
1.08 MB
Type
PDF
Document
Service Manual
Brand
Device
Air Conditioner
File
ah-a129.pdf
Date
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Sharp AH-A129 Service Manual ▷ View online

AH-A129E
AU-A129E
17
7. Take the thermistor holder from evaporator.
8. Take out the thermistor from evaporator.
9. Disconnect fan motor connectors and others.
10.Loose 2 screws for a pipe cover and take it out.
Loose the earth screw.
11.Loose 6 screws fixing control box and take out control
ass’y.
12.Loose 2 screws fixing drain pan ass’y. (Left side)
13.Loose a screw fixing drain hose.
14.When assembling, make sure that O ring is fitted to
the drain hose.
O-ring
O-ring
Drain hose
(Section)
AH-A129E
AU-A129E
18
15.Take out the drain pan ass’y.
16.Loose a screw fixing cross flow fan to motor.
17.Slide the cross fan leftward to depart from the motor
shaft and take out fan motor.
19.Take out the fan bearing ass’y.
18.Loose 2 screws fixing evaporator.
20.Take out the cross flow fan while slightly lifting the
evaporator.
AH-A129E
AU-A129E
19
1
Remove the three(3) screws holding the right
side cover and take it out.
2
Remove the three(3) screws holding the left side
cover and take it out.
FOR OUTDOOR UNITMODEL AU-A129E
CAUTION:DISCONNECT THE UNIT FROM THE POWER SUPPLY BEFORE ANY SERVICING
3
Remove the another screws holding the cabinet
and take it out.
NOTE: Number as shown in following figure is the re
  moval order.
Figure D-1. OUTDOOR UNIT
Left side cover
Condenser
Right side cover
Cabinet
Fan motor
Propeller fan
Compressor
Fan guard
1
2
Bulkhead
3
AH-A129E
AU-A129E
20
TROUBLESHOOTING OF A CONTROL CIRCUIT
measure the secondary voltage
of transformer.
YES
NO
YES
NO
The machine does not function
at all with remote controller and
switches on the indoor unit. 
Using a meter, measure the 
voltage between anodes of D1 
and D2 on the PWB ass'y 1.
Is the measured value 
approx. 20.6 Vac ?
Replace the PWB with a new 
one.
Is the 2.5A fuse 
open circuit ?
Replace the fuse and varistor 
with new ones.
Replace the transformer with
a new one.
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