Riello AMW P User Instructions page 21

fault codes for outdoor unit
Indoor code outdoor unit led
indication 1 flashing
F1
F2
F3
F4
F6
F7
F8
F11
F12
F13
F14
F15
F19
F21
F22
F23
F25
F27
F28
F30
9
Column "Outdoor unit led 1 flashing" is reserved to Technical
Support Service.
Description
2 Power module fault
24 Compressor motor overcurrent
Communication error between main
4
board and power module
Overheat protection for compressor
8
discharge
12 External air probe fault
Suction probe fault or suction
11
overtemperature
9 Fan motor malfunction
Deviate from the normal for the
18
compressor
1 External unit microprocessor fault
16 Lack of refrigerant
17 4-way valve malfunction
Electronic board overtemperature
20
protection sensor fault
6 Wrong power supply voltage
10 Defrost temperature sensor failure
Main electronic board protection
3
against overcurrent
Overcurrent protection for single-
25
phase of the compressor
Discharge temperature sensor
13
failure
7 Compressor lockout
19 Power module malfunction
14 Compressor suction overtemperature
Remarks
After 3 consecutive interventions in 10 minutes,
the unit resets after problem resolution
The unit resets automatically
The alarm activates 4 minutes after the unit start
The unit resets after problem resolution
The unit resets automatically when the
temperature drops under 110°C
After 3 consecutive interventions in 30 minutes,
the unit resets after problem resolution
The unit resets after problem resolution
The unit resets automatically when the
temperature drops under 40°C or after problem
resolution
After 3 consecutive interventions in 30 minutes,
the unit resets after problem resolution
The unit resets after problem resolution
The unit resets after problem resolution
The alarm activates 5 minutes after the unit start
After 2 consecutive interventions in 20 minutes,
the unit resets after problem resolution
The alarm activates 5 minutes after the unit start
The alarm activates when, in Heating mode, the
temperature detected by the indoor unit heat
exchanger probe is less than or equal to 15°C for 1
minute and for 3 times in an hour
After 3 consecutive interventions in 1 hour, the unit
resets after problem resolution
The unit resets after problem resolution
The unit resets after problem resolution
After 3 consecutive interventions in 30 minutes,
the unit resets after problem resolution
The unit resets after problem resolution
The alarm activates 4 minutes after the unit start
After 3 consecutive interventions in 30 minutes,
the unit resets after problem resolution
After 3 consecutive interventions in 10 minutes,
the unit resets after problem resolution
After 3 consecutive interventions in 10 minutes,
the unit resets after problem resolution
The alarm activates 10 minutes after the unit start
The alarm activates if temperature exceeds 40°C
for 5 consecutive minutes
The alarm resets after problem resolution
21
USE