Heat Pump Integration Pack

Find support for sensor, immersion and charge rate issues connected to the MDC0008: Heat Pump Integration Pack.

Incorrect Sensor Reading / Error Code

Cause

DIP switches on the heat pump interface incorrectly set

Solution:

  • Measure resistance between COM and HOT or COLD
  • Reset DIP switches as needed

 


Immersion Heater Energised Unexpectedly

Cause

Cylinder not set to heat pump as default source

Solution

  • Check and set default heat source to ‘heat pump’

 


Cylinder Charging Slowly

Cause

Plate heat exchanger circulator pump not running or set too low

Solution

  • Confirm the pump is:
    • Running
    • Set to level 3