Skip to content
Heat Pump Fault Finder AU

Verified shared codeset

Every result below passed dual extraction agreement and source-anchor checks.

DISPLAY codeset

DYNAMIC/X8 controller display

8 documented fault codes, shared only by the compatible models listed here.

In the display order below, the held evidence set runs from Hydrotherm DYNAMIC/X8 to Aquatech DYNAMIC/X8; its published labels start with E05 and end with E29. The source and each model-mapping record remain visible on this page.

Compatible models

This result is published only for the models explicitly covered by the source evidence.

  • HydrothermDYNAMIC/X8
  • AquatechDYNAMIC/X8

Published codes

Fault code

E05

Amber — service attention

Amber means the fault needs attention; contact the manufacturer or a licensed technician if it persists.

Documented as HIGH VOLTAGE PROTECTION.

A licensed technician confirms the actual cause.

View the canonical E05 result

Fault code

E09

Amber — service attention

Amber means the fault needs attention; contact the manufacturer or a licensed technician if it persists.

Documented as COMMUNICATION FAILURE.

A licensed technician confirms the actual cause.

View the canonical E09 result

Fault code

E12

Amber — service attention

Amber means the fault needs attention; contact the manufacturer or a licensed technician if it persists.

Documented as COMPRESSOR TEMP TO HIGH.

A licensed technician confirms the actual cause.

View the canonical E12 result

Fault code

E14

Amber — service attention

Amber means the fault needs attention; contact the manufacturer or a licensed technician if it persists.

Documented as WATER TEMP SENSOR FAILURE.

A licensed technician confirms the actual cause.

View the canonical E14 result

Fault code

E16

Amber — service attention

Amber means the fault needs attention; contact the manufacturer or a licensed technician if it persists.

Documented as EVAPORATOR TEMP SENSOR FAIL.

A licensed technician confirms the actual cause.

View the canonical E16 result

Fault code

E18

Amber — service attention

Amber means the fault needs attention; contact the manufacturer or a licensed technician if it persists.

Documented as COMPRESSOR TEMP SENSOR FAIL.

A licensed technician confirms the actual cause.

View the canonical E18 result

Fault code

E21

Amber — service attention

Amber means the fault needs attention; contact the manufacturer or a licensed technician if it persists.

Documented as AMBIENT TEMP SENSOR FAIL.

A licensed technician confirms the actual cause.

View the canonical E21 result

Fault code

E29

Amber — service attention

Amber means the fault needs attention; contact the manufacturer or a licensed technician if it persists.

Documented as SUCTION TEMP SENSOR FAIL.

A licensed technician confirms the actual cause.

View the canonical E29 result

Official source

Where this result comes from

Hydrotherm. Hydrotherm DYNAMIC/X8 GEN6 Owner Manual. Retrieved .

Report a problem with this page