Samsung FTQ353IWUB Service Manual page 57

4. Troubleshooting
4- Electrical Malfunction
FIGURE
1200W 1200W
Element Element
Terminal Terminal
RR or LR Radient element RR or LR Radient element
1200/2500W 1200/2500W
First element First element
Second element Second element
LF Radient element LF Radient element
1200/2500W 1200/2500W
First element First element
Second element Second element
RF Radient element
RF Radient element
TESTS MEASURE
* Check whether harness is connected
with terminal of element properly .
element terminal :orange+violet
2a : yellow
1b : black+brown
2b : yellow+violet
* Measure voltage and resistance
between terminals . (Please refer to
schematic diagram)
* Check whether harness is connected
with terminal of element properly .
First element terminal : blue
Second element terminal : sky
1b : brown+brown
2a : gray+gray
2b : yellow+yellow
* Measure voltage and resistance
between terminals . (Please refer to
schematic diagram)
* Check whether harness is connected
with termial of element properly .
First element terminal : blue
Second element terminal : sky
1b : black
2a : gray
2b : yellow + yellow
* Measure voltage and resistance
between terminals . (Please refer to
schematic diagram)
57
RESULTS
Approx
* Terminal resistance :
∞
1b-2b= Ω
2a- element terminal : 45 ~ 50Ω
(at the room temperature)
* Voltage which supply radiant
element
2a - element terminal:240V
* Replace or repair harness .
Approx
* Terminal resistance :
∞
1b-2b= Ω
2a-First element terminal:
45 ~ 50Ω
2a-second element terminal:
42 ~ 48Ω
(at the room temperature)
2a - first or second terminal
:240V
*
Replace or repair harness .
Approx
* Terminal resistance :
∞
1b-2b= Ω
2a-First element terminal:
45 ~ 50Ω
2a-second element terminal:
42 ~ 48Ω
(at the room temperature)
2a - first or second
terminal : 240V
* Replace or repair harness .