Monday 12 December 2016

Fault Codes for Fujitsu Air Conditioning Systems

Fujitsu Air Conditioning Wall Mounted Single Splits ASY, ASYA,  AWYZ,  ASYB with IR remote control

Service Lights On Front Of Unit
Red Light

Green Light



Operation
Timer

Off
2 Flashes
Reverse Comms Fail at Startup
Off
3 Flashes
Reverse Comms Fail In Use
Off
4 Flashes
Forward Comms Fail at Startup
Off
5 Flashes
Forward Comms Fail In Use
Off
8 Flashes
Wired Remote Control Failure
2 Flashes
2 Flashes
Indoor Air Sensor Fail
2 Flashes
3 Flashes
Indoor Pipe Sensor Fail
2 Flashes
4 Flashes
Indoor heat exchanger sensor error
2 Flashes
6 Flashes
Float switch operated
3 Flashes
2 Flashes
Outdoor Disch Sensor Fail
3 Flashes
3 Flashes
Outdoor Pipe Sensor Fail
3 Flashes
4 Flashes
Outdoor Air Sensor Fail
3 Flashes
7 Flashes
Heatsink Sensor Error
3 Flashes
8 Flashes
Compressor Temp Sensor Fail
4 Flashes
2 Flashes
Forced Auto Switch Welded
4 Flashes
3 Flashes
Main Relay Welded
4 Flashes
4 Flashes
Power Failure
4 Flashes
7 Flashes
VDD Permanent Stop Protection
4 Flashes
8 Flashes
Reverse VDD Permanent Stop
5 Flashes
2 Flashes
IPM Protection
5 Flashes
3 Flashes
CT Abnormal
5 Flashes
5 Flashes
Compressor Failure
5 Flashes
6 Flashes
Outdoor Fan Failure
6 Flashes
2 Flashes
Indoor Fan Motor Locked
6 Flashes
3 Flashes
Indoor Fan Motor Rotation Error
7 Flashes
2 Flashes
High Discharge Temperature
7 Flashes
3 Flashes
High Pressure
7 Flashes
4 Flashes
4-Way valve abnormal
7 Flashes
5 Flashes
Pressure Switch Fail
7 Flashes
6 Flashes
Compressor Temperature error
8 Flashes
2 Flashes
Active Filter AFM Fail 1st Time
8 Flashes
3 Flashes
Active Filter AFM Fail 2nd Time
8 Flashes
4 Flashes
PFC Circuit Error
Blinking
Blinking
PCB Failure

Wireless IR Controlled Indoor Units AUY, ABY, AGY, AWY, AOY Multi Splits, excludes J Series or VRF

Red Light
Green
Yellow

Operation

Light Timer

Light Swing


On


Normal No Fault
On
Slow Blink
Slow Blink
Test
Blinks
Blinks
Off
Indoor PCB Fail
Blinks
Blinks
Blinks
Outdoor PCB Fail
Blinks
2 Pulses
Off
Outdoor  Power Connection Failure
Blinks
3 Pulses
Off
Outdoor Unit Pipe Sensor Fail
Blinks
4 Pulses
Off
Outdoor Unit Air Sensor Fail
Blinks
4 Pulses
Blinks
Outdoor Unit Air Sensor Short
Blinks
5 Pulses
Off
Outdoor Unit Discharge Sensor Fail
Blinks
5 Pulses
Blinks
Outdoor Unit Discharge Sensor Short
Blinks
6 Pulses
Off
High Pressure
Blinks
7 Pulses
Off
High Discharge or Compressor Temp
Blinks
9 Pulses
Off
Outdoor Unit Compressor Temp Sensor
Blinks
10 Pulses
Off
IPM Error
Blinks
11 Pulses
Off
CT Error
Blinks
12 Pulses
Off
AFM Filter Error
Blinks
13 Pulses
Off
Compressor Error
Blinks
14 Pulses
Off
Outdoor Fan Motor Fail
2 Pulses
Blinks
Off
Air Sensor Open
2 Pulses
Blinks
Blinks
Air Sensor Closed
3 Pulses
Blinks
Off
Pipe Sensor Open
3 Pulses
Blinks
Blinks
Pipe Sensor Closed
4 Pulses
Blinks
Off
Drain Problem
5 Pulses
Blinks
Off
Communication Error
5 Pulses
Blinks
Blinks
Outdoor PCB or Wiring Error
6 Pulses
Blinks
Off
Indoor Fan Failure


Other Wall Mounted Multi Unit Models





Display By Lights Sequence



Interrogation by Pressing Test Button on Infra Red Remote Control

Red


Green

Fault

Red

Green

Fault

2 Flashes

Blinks
ID Sensor Failure
Blinks
2 Flashes
Indoor Air Sensor
2 Flashes

Blinks
ID Sensor Failure
Blinks
3 Flashes
Indoor Pipe Sensor
4 Flashes

Blinks
ID Control Error
Blinks
2 Flashes
Manual Auto Button Error
4 Flashes

Blinks
ID Control Error
Blinks
4 Flashes
Power Source Error
5 Flashes

Blinks
Comms Failure
Blinks
2 Flashes
Reverse Comms Failure
5 Flashes

Blinks
Comms Failure
Blinks
3 Flashes
Forward Comms Failure
6 Flashes

Blinks
ID Fan Failure
Blinks
2 Flashes
Motor locked
6 Flashes

Blinks
ID Fan Failure
Blinks
3 Flashes
Motor RPM Incorrect
Blinks

2 Flashes
OD Thermistor Fail
2 Flashes
Blinks
Outdoor Discharge Sensor Fail
Blinks

2 Flashes
OD Thermistor Fail
4 Flashes
Blinks
Outdoor Pipe Sensor Fail
Blinks

2 Flashes
OD Thermistor Fail
6 Flashes
Blinks
Outdoor Air Sensor Fail
Blinks

2 Flashes
OD Thermistor Fail
8 Flashes
Blinks
Compressor Temp Sensor Fail
Blinks

2 Flashes
OD Thermistor Fail
9 Flashes
Blinks
2 Way Valve Sensor Fail
Blinks

2 Flashes
OD Thermistor Fail
10 Flashes
Blinks
3 Way Valve Sensor Fail
Blinks

3 Flashes
Pressure Switch
2 Flashes
Blinks
Pressure Switch Out
Blinks

4 Flashes
ID Units Incorrect
2 Flashes
Blinks
Incorrect Indoor Unit Index
Blinks

5 Flashes
Inverter Failure
2 Flashes
Blinks
IPM Failure
Blinks

5 Flashes
Inverter Failure
5 Flashes
Blinks
Compressor Failure

Code on Remote Control


Fault

Diagnosis

E:0

I/U - R/C Communication
Check Remote control wiring or Interference
E:01

I/U - O/U Communication
Check intercommunication wiring or  Interference
E:02

Room Sensor Open
Sensor Missing
E:03

Room Sensor Short
Sensor Faulty
E:04

I/U Pipe Sensor Open
Sensor Missing
E:05

I/U Pipe Sensor Short
Sensor Faulty
E:06

O/U Pipe Sensor Open
Sensor Missing
E:07

O/U Pipe Sensor Short
Sensor Faulty
E:08

Power Source Error
Incorrect Power Supply
E:09

Float Switch
Check Drain Outlet, High Water Level
E:0A

O/U Air Sensor Open
Sensor Missing
E:0C

Discharge  Sensor Open
Sensor Missing
E:0D

Discharge Sensor Short
Sensor Faulty / low refrigerant
E:0F

High Discharge Temp
Contamination In Pipe work / valves closed



Gas Shortage
E:11

Model Abnormal
Check PCB compatibility
E:12

Indoor Fan Failure
Check Fan and Motor
E:13

O/D Signal Abnormal
Communications
E:14

Outdoor PCB Fail
Outdoor PCB Failure




Call: +44(0)845 5677080          E-mail: Info@orionair.co.uk

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