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Sharp Error Codes & Troubleshooting

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Sharp Error Codes & Troubleshooting

Sharp air conditioners feature Plasmacluster technology for air purification and comfort.

30 Error Codes Listed3 Critical Issues

Error Code: F1

Indoor temperature sensor

MEDIUM
Troubleshooting Steps:

Indoor temperature sensor error. Check sensor and wiring connections.

Call for Help

Error Code: F2

Indoor coil sensor

MEDIUM
Troubleshooting Steps:

Indoor heat exchanger sensor fault. Professional diagnosis required.

Call for Help

Error Code: F3

Outdoor temperature sensor

LOW
Troubleshooting Steps:

Outdoor temperature sensor malfunction. Check sensor operation.

Call for Help

Error Code: F4

Outdoor coil sensor

MEDIUM
Troubleshooting Steps:

Outdoor heat exchanger sensor error. Professional replacement may be needed.

Call for Help

Error Code: F5

Communication error

MEDIUM
Troubleshooting Steps:

Communication fault between units. Check connecting cables.

Call for Help

Error Code: F6

High pressure protection

HIGH
Troubleshooting Steps:

High pressure switch activated. Check system pressures and airflow.

High Priority: Professional attention recommended to prevent damage.
Call for Help

Error Code: F7

Low pressure protection

HIGH
Troubleshooting Steps:

Low pressure protection activated. Check refrigerant levels.

High Priority: Professional attention recommended to prevent damage.
Call for Help

Error Code: F8

Compressor protection

CRITICAL
Troubleshooting Steps:

Compressor protection activated. Professional attention required.

Critical Issue: Turn off your system immediately and contact a professional technician.
Call for Help

Error Code: F9

Fan motor error

HIGH
Troubleshooting Steps:

Fan motor malfunction. Check motor operation and remove obstructions.

High Priority: Professional attention recommended to prevent damage.
Call for Help

Error Code: F10

Power supply error

MEDIUM
Troubleshooting Steps:

Power supply voltage abnormality. Check electrical connections.

Call for Help

Error Code: F11

Discharge temperature sensor

MEDIUM
Troubleshooting Steps:

Compressor discharge temperature sensor fault. Check sensor and wiring.

Call for Help

Error Code: F12

Suction temperature sensor

MEDIUM
Troubleshooting Steps:

Suction line temperature sensor error. Professional diagnosis required.

Call for Help

Error Code: F13

Liquid line temperature sensor

MEDIUM
Troubleshooting Steps:

Liquid line temperature sensor malfunction.

Call for Help

Error Code: F14

Indoor PCB error

HIGH
Troubleshooting Steps:

Indoor unit control board fault. Professional replacement required.

High Priority: Professional attention recommended to prevent damage.
Call for Help

Error Code: F15

Outdoor PCB error

HIGH
Troubleshooting Steps:

Outdoor unit control board malfunction. Professional diagnosis needed.

High Priority: Professional attention recommended to prevent damage.
Call for Help

Error Code: F16

Compressor overcurrent

CRITICAL
Troubleshooting Steps:

Compressor drawing excessive current. Immediate professional attention required.

Critical Issue: Turn off your system immediately and contact a professional technician.
Call for Help

Error Code: F17

Compressor locked rotor

CRITICAL
Troubleshooting Steps:

Compressor motor locked. Professional service required immediately.

Critical Issue: Turn off your system immediately and contact a professional technician.
Call for Help

Error Code: F18

Indoor fan motor error

HIGH
Troubleshooting Steps:

Indoor fan motor malfunction. Check motor and remove any obstructions.

High Priority: Professional attention recommended to prevent damage.
Call for Help

Error Code: F19

Outdoor fan motor error

HIGH
Troubleshooting Steps:

Outdoor fan motor fault. Check motor operation and obstructions.

High Priority: Professional attention recommended to prevent damage.
Call for Help

Error Code: F20

EEV malfunction

HIGH
Troubleshooting Steps:

Electronic expansion valve error. Professional diagnosis and repair required.

High Priority: Professional attention recommended to prevent damage.
Call for Help

Error Code: F21

Freeze protection activated

MEDIUM
Troubleshooting Steps:

Indoor coil freeze protection. Check airflow, filters, and refrigerant levels.

Call for Help

Error Code: F22

Defrost sensor error

MEDIUM
Troubleshooting Steps:

Defrost temperature sensor malfunction. Check sensor operation.

Call for Help

Error Code: F23

Inverter overload protection

HIGH
Troubleshooting Steps:

Inverter overload detected. Check electrical load and connections.

High Priority: Professional attention recommended to prevent damage.
Call for Help

Error Code: F24

DC voltage abnormality

HIGH
Troubleshooting Steps:

DC bus voltage error. Check power supply and inverter operation.

High Priority: Professional attention recommended to prevent damage.
Call for Help

Error Code: F25

Heat sink temperature error

HIGH
Troubleshooting Steps:

Heat sink overheating detected. Check cooling system and ventilation.

High Priority: Professional attention recommended to prevent damage.
Call for Help

Error Code: F26

Drain pump malfunction

MEDIUM
Troubleshooting Steps:

Drain pump error. Check pump operation and drainage system.

Call for Help

Error Code: F27

Float switch activated

MEDIUM
Troubleshooting Steps:

Condensate overflow protection. Check drainage and float switch.

Call for Help

Error Code: F28

Plasmacluster device error

LOW
Troubleshooting Steps:

Plasmacluster air purification device malfunction. Check device operation.

Call for Help

Error Code: F29

Filter cleaning reminder

LOW
Troubleshooting Steps:

Filter needs cleaning. Clean filter and reset indicator.

Call for Help

Error Code: F30

Refrigerant shortage detection

HIGH
Troubleshooting Steps:

Low refrigerant detected. Check for leaks and recharge system.

High Priority: Professional attention recommended to prevent damage.
Call for Help

Still Having Issues with Your Sharp System?

Our certified technicians are experts in Sharp air conditioning systems. We provide professional diagnosis, repair, and maintenance services across Melbourne.

Licensed Sharp technicians
Same-day service available
Genuine parts and warranty
24/7 emergency service
Call 0405 133 761

Available 24/7 for emergencies

Quick Actions

Emergency CallBook ServiceOther Brands

Error Severity Guide

CRITICALTurn off system immediately
HIGHProfessional attention needed
MEDIUMSchedule service soon
LOWMonitor and maintain

Safety First

  • Always turn off power before inspection
  • Never attempt electrical repairs yourself
  • Check for gas leaks if you smell refrigerant
  • Call professionals for critical errors
  • Regular maintenance prevents problems