Forced Defrosting Mode; Fan Voltage Of Control Mode - Bosch B26FT70SNS Repair Manual

4-5. Forced Defrosting Mode

1. A/S Defrosting Mode (Heater defrost → Pause → Fan Delay)
Heater
Defrosting
Pause
Fan-Delay
2. How to start
; In "Lock" mode, push "Frideg Set" button 5 times while pushing "Freezer Set"
button simultaneously.
3. How to proceed
1) same as normal defrosting
2) Heater is ON regardless of FD/RD-sensor temp. at first 30 seconds.
(Check of defrosting current)

4-6. Fan Voltage of Control Mode

1. F-Sensor
2. R-Sensor
1. Fan voltage of control mode
FAN
Voltage
INPUT
1. Defrosting Cycle
CONTENTS
Heater
Defrosting
1) Comp, F/R-ICE/C Fan : OFF
R/Vita Damper : CLOSE
FD/RD-Heater : ON
2) Time limit
30 seconds : Heater is ON regardless of FD/RD-sensor
temperature right after defrosting start
30 minutes : in case of FD/rD-Error
50 minutes : in normal control state
3) If FD-sensor ≥55.4℉, F Heater Defrosting is OFF
If RD-sensor ≥ 55.4℉, R Heater Defrosting is OFF
Pause
Time : 7 minutes
Comp, F/R-ICE/C Fan, Damper, Heater etc. : OFF
Fan-Delay
1) Time : 5 minutes
Comp, C Fan : ON
F/R-ICE Fan, Damper, Heater : OFF
INPUT
CONTENTS
Freezer
13 V
R ICE Condenser
13 V 13 V
15
CONTROL OBJECT
1. Comp
2. F/R-ICE/C Fan
3. FD/RD Heater
REMARKS
CONTROL OBJECT
1. F FAN, R-ICE FAN, C FAN
REMARKS