Daewoo FRX-623B Series, Service Manual

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4. Weak Cooling Trouble Shooting
; Adjust refrigerator sensor OFF point
- Normal sensor resistance. (31.4kohm)
- Cut the J18 and increase sensor resistance. (33.4kohm)
- Cut the J18, J19 and increase resistance. (35.4kohm)
5 Magic cool zone ( *not all models )
Option Normal
Weak Cooling happens
1.5C down 3.0C down
J1
- - Cut
FUNCTIONS
- Cut Cut
J2
5. Magic cool zone ( not all models )
1) Magic cool zone damper always close when refrigerator damper is open.
2) When refrigerator damper is close, the magic cool zone damper is controlled by each mode.
3) Magic cool zone damper is close when 'Fresh' mode select.
[ How to check Magic cool zone error ]
1) Push the Select button for 3 sec.
2) If the sensor is normal, Fish and Meat LED is ON. ( If the sensor is malfunction, all LED is ON. )
3) Push the 'Select' button, the damper is open. ( Fish and Fresh LED is on )
4) Push the 'Select' button again, the damper is close. ( Vegetable and Fresh LED is on )
Damper Open
Damper Close
Step Vegetable mode Fish mode Meat mode
7C 3.5C 2C -
Fresh mode
8C 4.5C 3C -
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