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ActronAir Error Codes & Troubleshooting

Complete error code database and troubleshooting guide for ActronAir systems. Find solutions to common issues or contact our experts.

Emergency: 0405 133 761

ActronAir Error Codes

Complete error code reference for ActronAir systems. Each error code includes severity level, description, and troubleshooting steps.

AC1
HIGH
SHX Inverter Error

Smart heating exchange inverter malfunction

Power cycle unit completely.

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AC2
HIGH
Temperature Sensor Fault

Sensor malfunction

Clean sensor. Check wiring connections.

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AC3
HIGH
Indoor Fan Error

Indoor blower not operating

Clean filter. Verify motor power.

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AC4
HIGH
Outdoor Fan Fault

Outdoor fan malfunction

Check for obstructions. Clean fins.

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AC5
URGENT
Refrigerant Low

Critical refrigerant loss

Professional leak detection service.

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AC6
URGENT
High Pressure Error

Pressure exceeds limit

Shut down. Check condenser.

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AC7
HIGH
Compressor Protection

Overload triggered

Cool 30 minutes. Check conditions.

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AC8
URGENT
Wrong Refrigerant

Incorrect gas detected

Professional evacuation and recharge.

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AC9
HIGH
Discharge Temp High

Output temperature excessive

Clean condenser. Check airflow.

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AC10
HIGH
Outdoor Board Fault

Outdoor PCB malfunction

Check power supply connections.

Call Now
AC11
MEDIUM
Remote Signal Loss

Remote not communicating

Replace batteries. Check sensor.

Call Now
AC12
MEDIUM
Defrost Failure

Winter defrost not working

Check outdoor coil ice.

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AC13
LOW
Mode Selection Error

Wrong mode active

Set correct operating mode.

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AC14
MEDIUM
Filter Replacement

Filter needs attention

Replace filter immediately.

Call Now
AC15
MEDIUM
Outdoor Coil Freeze

Ice accumulation

Defrost or COOL mode.

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AC16
HIGH
Electrical Problem

Power supply issue

Check breaker and wiring.

Call Now
AC17
HIGH
Expansion Valve Fault

TXV malfunction

Refrigeration service required.

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AC18
HIGH
Drain Line Blocked

Condensate drainage failure

Clear drain line immediately.

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AC19
MEDIUM
Unusual Noise

Strange sounds from unit

Professional inspection recommended.

Call Now
AC20
URGENT
Communication Failure

Indoor/outdoor units not synced

Check control cable. Power reset.

Call Now
Preventative Care

ActronAir Maintenance Tips

Regular maintenance helps prevent error codes and keeps your system running efficiently. Follow these ActronAir-specific tips for optimal performance.

Still Need Help?

Our licensed technicians specialize in ActronAir systems and are available 24/7 for emergency repairs and expert support.

Call Now: 0405 133 761Book Service

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