Fujitsu AOYG45LAT8 User Manual page 122

SERVICE PARTS INFORMATION 8
Active Filter Module
Check Point 1 : Check Open or Short-circuit and Diode
Remove connector, check the open or short-circuit and the diode in the module
L2
L1
(+IN)
( IN)
If it is abnormal,replace ACTIVE FILTER MODULE
Check Point 2 : Check the Output DC voltage (between P and N)
Check the Output DC voltage (between P and N) of compressor stopping and operating.
>> If the output voltage of compressor operating is less than the output voltage of compressor stopping,
Active Filter Module is detective. >> Replace Active Filter Module
Check the open or short-circuit
Terminal
P Tester(+)
(+IN)
( IN)
N
P
L1
P
L1,L2
L2
Check the diode
Terminal
Tester(+)
L2
P
Ref. value 1
Specifications for Multimeter
Manufacturer : FLUKE
Model name
Power source : DC9V.
02-72
Resistance value
Tester(-)
( IN)
+ -
360k
N 0
(+IN) + -
900k
+ -
2.03M /
20%
L2
(Ref. value 1)
+ -
540k
N
Control Box
+ -
1.69M 20% /
N
(Ref. value 1)
Resistance value
Tester(-)
+ -
1.12M 20% /
P
(Ref. value 1)
+ -
2.23M 20% /
L2
(Ref. value 1)
Ref. value 2
Specifications for Multimeter
Manufacturer : Sanwa
: FLUKE11 Model name
Power source : DC3V.
20%
20%
+ -
4.83M
20%
(Ref. value 2)
20%
+ -
1.23M 20%
(Ref. value 2)
+ -
504k 20%
(Ref. value 2)
+ -
503k 20%
(Ref. value 2)
: PM3