Checking The Heat Pump For Noise - Viessmann VITOCAL 150-A Installation And Service Instructions Manual

Closing the heat pump
Closing the outdoor unit
!
6x
2x
Fig. 67
2. Torque 5.0 +1.0 Nm

Checking the heat pump for noise

Check the indoor and outdoor units for unusual noise,
e.g. operating noise from the fan, compressor and cir-
culation pumps. Venting again if required.
Commissioning, inspection, maintenance
(cont.)
1.
2.
95