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6. Initiation/operating control
6.1 General
Flush system thoroughly without pump. See section 4.
Fill and de-aerate the system properly.
Only put the pump into operation when the system is full.
Switch on the distribution voltage.
6.2 Venting
Venting of the pump, particularly of the motor space,
is performed automatically after a brief period of operation.
Running dry briefly (max. 2 mins.) does not harm the motor.
There is a danger of scalding
6.3 Operating control
An LED must always be on in sector A2.
See 5.4.1.
6.4 Deblocking
Not necessary. Motor starts with high torque, see section 8.
7. Maintenance, servicing
Before performing maintenance on the pump,
make sure that the pump is taken out of operation,
disconnect all poles from the power grid, and secure
from switching on again.
Only have trained staff do this work.
Mind the operating instructions.
Only perform this work when the system is at standstill.
Take the pump off power.
Switch off the fuse and put on warning signs.
The media in the system may scald you.
The hot surfaces may scald you.
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