DAEWOO ELECTRONICS FRN-U20IC Service Manual page 24

4-9-3. Dispenser Model
Temperature Control Buttons
1. How to start
1) Under "LOCK" mode, press "SUPER FREEZER" button 5 times while pressing
"FREEZER SET" button at the same time.
2) The front CLED displays as the right diagram shows
( [Ex.] Time Display of 0003 signifies 3 minutes of power on time.)
3) Press "FREEZER SET" button and the following value is displayed successively.
① Time
② F-Sensor temperature
③ D-Sensor temperature
④ R-Sensor temperature
⑤ RT-Sensor temperature
⑥ P Factor display (Refer to water supply mode of automatic icemaker)
⑦ Filter remaining time until change (First check ; 4,320Hr)
Refer to Filter Information Reset of CLED of front control panel.
4) Error is displayed only if there is any ; it is skipped if no error.
2. How to stop
1) Push "LOCK" button 1 time.
2) It stops automatically in 4 minutes from the start.
3. All the error Codes are reset if they turn to be normal.
4. Error code
ERROR CODE
F1 F-sensor : disconnection ("Lo"), short ("Hi")
r1 R-sensor : disconnection ("Lo"), short ("Hi")
rt RT-sensor : disconnection ("Lo"), short ("Hi")
d1 D-sensor : disconnection ("Lo"), short ("Hi")
dr R-Door Switch : defective
dF F-Door Switch : defective
dH Home bar Door Switch : defective
EI I-sensor : disconnection ("Lo"), short ("Hi")
EF Flow sensor : defective
Et Horizontal switch : error
Eg Water supply : error
ES Micro switch : error
EA Drop the ice while Et
Eu Full ice switch : error
C1 Cycle : abnormal or defective
F3 Return after defrosting : abnormal or defective
Co Display Full Down mode
D2 Display forced defrost mode for A/S
INPUT
CONTENTS
CONTENTS
88 Display CLED
23
CONTROL OBJECT
REMARKS