Others; Troubleshooting; Error Code - Samsung DVM Installation Manual

Troubleshooting

Error code

Operation and error status can be checked by LED of FCU KIT.
Error code
162
163
Communication error
-
-
Error code
E121 Indoor temperature sensor error (Open/Short)
E990 Water-IN 1 sensor error (Open/Short)
E991 Water-IN 2 sensor error (Open/Short)
Communication error between indoor and outdoor unit when there is no
E101
communication for 2 minutes
Communication error on interface module detection
- Incomplete interface module tracking in 10 minutes
E201
- Mixed installation of FCU KIT and indoor unit
- Exceeding maximum installation number of FCU KIT (16)
E108 Error on repeated communication address
E109 Uncomplete setting communication address
E992 Sensor detached or water blocked in Cool mode
E993 Sensor detached or water blocked in Heat mode
E198 Thermal fuse open error
E162 EEPROM error
E163 EEPROM option error
44
R-LED Y/G-LED
ON OFF
OFF ON
ON ON (between interface modules
or wired remote controller)
OFF OFF
Blinking Blinking
Error
EEPROM error
Option input error
Communication error
Power not supplied
Normal
Error description
LED
Solutions
Change EEPROM
Reset option
Check communication
status between FCU KIT and
interface module or wired
remote controller
Check power supply