Immergas MAGIS COMBO PLUS V2 Series User Manual

55
INSTALLER
USERMAINTENANCE TECHNICIAN
TECHNICAL DATA
Interface board anomalies list
If the outdoor unit is faulty, the error code is signalled on the con-
trol panel (Fig. 48) and on the interface board (see paragraph "In-
terface board - 7-segment display"). e failure is signalled in dif-
ferent ways.
On the control panel, the error is displayed with an “A” + error
code.
On the interface board, the error is displayed with an “E” + error
code, showing a sequence of two digits.
For example:
Error 101 is displayed as follows: E1 alternated with 01.
e following is the list of alarms as displayed on the control pan-
el.
Error Code Anomaly signalled Indoor unit status / Solution / Solution
A101 Outdoor unit communication error
Check the communication cable to the outdoor unit. Check that
the interface board works properly.
(1)
A109
Communication error due to incorrect address of
interface board
Check the address on the interface board.
(1)
A122 MODBUS communication error
Check communication between the management board and inter-
face boards.
(1)
A162 EEPROM error
Replace the main board of the outdoor unit
(1)
A177 Emergency error (1)
A198 Error of thermal fuse terminal board (open) (1)
A201
Communication error (failed coupling) between
interface board and outdoor unit
Check the communication cable to the outdoor unit.
Check that the interface board and main board of the outdoor unit
work properly
(1)
A202
Communication error (failed coupling) between
indoor unit and interface board
Check the communication cable to the outdoor unit.
Check that the interface board and main board of the outdoor unit
work properly
(1)
A203
Communication error between Inverter and main
board of the outdoor unit
Check wiring of communication between the two boards.
Replace the main board.
Replace the inverter board
(1)
A221 Outdoor unit air temperature sensor error
Check the position of the sensor.
Check the relative wiring
Replace the sensor
(1)
A231 Condenser temperature sensor error
Check the position of the sensor.
Check the relative wiring
Replace the sensor
(1)
A251 Discharge temperature sensor error
Check the position of the sensor.
Check the relative wiring
Replace the sensor
A320
Compressor sensor error (overload protection
sensor)
Check the position of the sensor.
Check the relative wiring
Replace the sensor
(1)
(1) If the shutdown or fault persists, contact an authorised company (e.g. Authorised Aer-Sales Technical Assistance Centre)

Immergas MAGIS COMBO PLUS V2 Series Specifications

General

Brand	Immergas
Model	MAGIS COMBO PLUS V2 Series
Category	Heat Pump
Language	English