Error Codes; 9K~18K Models - Bosch Climate 5000 Series Installation Instructions Manual

Installation Instructions

12.3 Error Codes

12.3.1 9k~18k models

Number Cause
1 Indoor EEPROM (Electrically Erasable Programmable Read-Only Memory) error
2 Indoor and outdoor unit communication malfunction
3 Indoor fan speed malfunction
4 Indoor room temperature sensor error
5 Evaporator coil temperature sensor error
6 Refrigerant leak detection system malfunction
7 Water level alarm malfunction
8 Dual indoor unit (twin model only) communication malfunction
9 Other twin model malfunction
10 Overload protection
11 Outdoor temperature sensor error
12 Outdoor condenser pipe sensor error
13 Discharge air temperature sensor error
14 Outdoor EEPROM (Electrically Erasable Programmable Read-Only Memory) error
15 Outdoor fan speed (DC fan motor only) malfunction
16 Auto-lifting panel communication error
17 Auto-lifting panel malfunction
18 Auto-lifting panel is open
19 Inverter module IPM protection
20 High/Low voltage protection
21 Compressor top overheating protection
22 Outdoor low temperature protection
23 Compressor drive error
24 Mode confl ict
25 Compressor low-pressure protection
26 Outdoor IGBT sensor error
Table 11
9k~18k models do not have display to show error codes and Operation
and Timer Indicator will turn on / off and or fl ash according to above table
to show system malfunction.
3 2 |
Bosch Climate 5000 Series Four Way Cassette Ductless Split Air Conditioner / Heat Pump (06.2022)
Operation indicator fl ashes Timer indicator
1
2
4
5
6
7
8
9
10
1
2
3
4
5
6
8
9
10
1
2
3
4
5
6
7
8
Off
Off
Off
Off
Off
Off
Off
Off
Off
On
On
On
On
On
On
On
On
On
Flash
Flash
Flash
Flash
Flash
Flash
Flash
Flash