Cleaning The Evaporator; Closing The Dhw Heat Pump; Starting The Dhw Heat Pump; Commissioning The Dhw Heat Pump - Viessmann Vitocal 060-A Installation And Service Instructions For Contractors

Checking the fan for free rotation
Cleaning the fan
Clean the fan with a brush or bottle brush, for example.
!
Please note
Removing counterweights from the impeller cau-
ses imbalance, a higher level of noise and wear
on the fan.
Never remove counterweights from the impeller.

Cleaning the evaporator

Danger
Contact with live components can cause serious
injury from electric current.
Isolate the appliance from the power supply
prior to starting work and check that it is no lon-
ger live. Safeguard against unauthorised recon-
nection.
Danger
Hot surfaces can cause burns.
■ Switch off the appliance before carrying out
maintenance and service work. Allow the
appliance to cool down.
■ Never touch hot surfaces on the appliance, fit-
tings or pipework.

Closing the DHW heat pump

See page 26 (reverse order).

Starting the DHW heat pump

!
Please note
Starting the DHW heat pump when the DHW
cylinder has not been completely filled may
damage the appliance.
Completely fill the DHW cylinder before start-
ing the DHW heat pump (commissioning).

Commissioning the DHW heat pump

Setting parameters
See page 33.
Commissioning, inspection, maintenance
(cont.)
!
Please note
Opening the volute casing causes leaks.
Never open the volute casing.
Check that the evaporator fins are clean.
Danger
Sharp-edged fins can cause injury.
If necessary, clean the fins carefully.
!
Please note
Incorrect cleaning of the fins can cause damage
to the fins.
Never clean the fins with compressed air.
1. Insert the mains plug into a standard socket
(230 V/50 Hz) with separate fuse/MCB protection.
2. Switch ON the separate MCB/fuse or mains isola-
tor (if used).
31