Troubleshooting guide

24
VMIFB202
The house heating comfort is not adjusted to the customer’s requirements
Action:
Check the ROOM, CURVE and MIN settings. Adjust incorrect values in the heat pump’s control computer.
ROOM = Desired indoor temperature
CURVE = Should be set so that the desired indoor temperature is maintained regardless of the outdoor temperature.
MIN = Lowest set-point value on the supply line regardless of the outdoor temperature, except with heat stop.
Sensor fault, Outdoor, room, supply line
Action:
Check what the relevant sensor shows. Is it a plausible/actual value?
Measure the resistance of the sensor, check against the ohm table in the installation instructions. If it is not correct calibrate or replace
the sensor.
Troubleshooting Guide Thermal comfort