Fig. 14
Fig. 15
6.1.2
Checking how easily the pump rotates
After longer idle periods, the pump must be checked for how
easily it rotates while it is switched off.
Place a screwdriver in the groove on the end of the motor
shaft on the fan side and turn it.
– or –
If there is not a groove on the end of the motor shaft:
Remove the fan cover and turn the fan wheel manually in the
motor rotation direction.
10|2020
Commissioning/Decommissioning
EN 29