TROUBLE DIAGNOSIS
Explain to the customer!
: It can be occurred, when the gasket is not
stuck to product or when you put the high
temperature loads (hot foods) a lot
in the product.
Reconnect
Is the resistance value
of Fuse –M like
as below?
No
Yes
No
0~0.5
Ω
(1) To (2)
Result
Test Point
No
Yes
180 ~ 230
Ω
(1) To (2)
Result
Test Point
Is the resistance value
of heater like as
below?
(2) BO
(1) BO
Heater Resistance
Open or Short of Fuse-M
Yes
Defrost Sensor Resistance
Is the resistance
value of DEF-sensor like
as below? It depends on
the temperature.
Replace
Heater
Replace
DEF-sensor
Is the resistance value
between pins
6(BL/WH) and
5 (BN)
of CON3
like as below?
Normal
No
Yes
Resistance
180 ~ 230
Ω
Pin5 To Pin6
Result
Test Point
Pin1
0
℃
-10
℃
-20
℃
-30
℃
Test Point
30 ㏀
47.34 ㏀
76.96 ㏀
129.3 ㏀
Result
19.53 ㏀
10
℃
13.03 ㏀
20
℃
8.896 ㏀
30
℃
6.201 ㏀
40
℃
Result
Test Point
(2) BN
(1) BL
(2)
(1)
Pin6 Pin5
Summary of Contents for GW-L227
Page 104: ...MAY 2009 Printed in EU ...