Bosch CF36-1D Installation Manual page 11

No. Type Contents
The evaporator sensor check point is adnormal or
1 Malfunction
room temp. sensor is abnormal.
2 Malfunction Indoor/outdoor unit communication is abnormal.
Condenser sensor check point is abnormal or
3 Malfunction
outdoor temp. Sensor is abnormal.
4 Malfunction Water level switch is abnormal
8.4. Main board Code designation
SW1 definition
■
1 means factory test mode
SW1
■
ON 0 means add. auto searching
mode (default setting)
1234
■
1 means DC fan Is chosen
SW1
■
ON 0 means AC fan Is chosen
1234
■
00 means DC fan static pressure
SW1
ON is 0 (reserved)
1234
SW2 definition
■
00 means the temperature is
S W 2
O N 15 degrees when shutting down
the unit for cold wind proof.
1234
■
01 means the temperature is
S W 2
O N 20 degrees when shutting down
the unit for cold wind proof.
1234
■
10 means the temperature is
S W 2
O N 24 degrees when shutting down
the unit for cold wind proof.
1234
■
11 means the temperature is
S W 2
O N 26 degrees when shutting down
the unit for cold wind proof.
1234
Ceiling-Floor Type Indoor Unit
LED lamp flash
Run lamp flashes quickly.
The timer lamp flashes quickly
All the indoor alarm lamps flash slowly.
Alarm lamp flashes quickly
■
01 means DC fan static pressure
S W1
O N is 1 (reserved)
1234
■
10 means DC fan static pressure
S W1
O N is 2 (reserved)
1234
■
11 means DC fan static pressure
S W1
O N is 3 (reserved)
1234
■
00 means the time of stopping
SW 2
ON indoor fan is 4 minutes
1 234
■
01 means the time of stopping
SW 2
ON indoor fan is 8 minutes
1 234
■
10 means the time of stopping
SW 2
ON indoor fan is 12 minutes
1 234
■
11 means the time of stopping
SW 2
ON indoor fan is 16 minutes
1 234
CONTROL OPERATION | 11
Table 8-2
Remarks
After the malfunctions disappear, it
restores automatically.
After the malfunctions disappear, it
restores automatically.
After the malfunctions disappear, it
restores automatically.
If the malfunctions can't be solved in
three minute all the indoor alarm lamps
flash at 0.5Hz. Turn off the power to
restore.
6720874436 (2017/04)