Daewoo FRS-2021 Service Manual page 27

6. Control Way of Errors (if any)
1) "F1" ERROR
a. Cause : F-sensor disconnection / short (pull-down)
b. Control : Comp. / F-fan -> ON for 25min., OFF for 25min.
c. if F-sensor is normal, the error is terminated automatically.
2) "r1" ERROR
a. Cause : R-sensor disconnection / short (pull-down)
b. Control : Condition of ambient temperature
RT/S In ERROR
Work rate
8 / 12
ON/OFF
c. If R-sensor is normal, the error is terminated automatically.
3) "rt" ERROR
a. Cause : RT-sensor disconnection / short (pull-down)
b. Control : Normal operation, deletion of control condition by RT-sensor
c. If RT-sensor is normal, the error is terminated automatically.
4) "d1" ERROR
a. Cause : D-sensor disconnection / short (pull-down)
b. Control : Time limit (30min.) of defrosting-return
c. If D-sensor is normal, the error is terminated automatically.
5) Door ERROR("dF","dR","dH" on display)
a. Cause : in case it senses that door is open for more than 1
b. Control : Deletion of function related door switch sensing
c. If door switch (open & close) is sensed, the error is terminated automatically.
d. After displaying on LCD the mode is terminated.
6) "C1" ERROR
a. Cause : in case comp. works for over 3 hours when D-sensor temp. is over -5C
b. Control : Normal operation
c. When D-sensor temp. is below -5C in comp. OFF, it is terminated.
7) "F3" ERROR
a. Cause : in case defrosting-return is done by time limit of 80min.
b. Control : Deletion of Pre-cool mode in defrosting mode
c. If defrosting-return is done by D-sensor, it is terminated.
8) "d2" MODE (A/S forced defrosting mode)
a. Set "LOCK ON" first, then push "REF SET." button 5 times while pushing "FRZ SET."
button simultaneously.
b. Control : A/S forced defrosting control (Pre-cool is deleted.)
c. If D-sensor temp. is over 10C, the mode is terminated automatically.
CONTENTS
~ 13C 14 ~ 19C
7 / 13 8 / 12
- 26 -
20 ~ 29C 29C ~
8 / 12 9 / 11
REMARKS