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5833 275 - 04
Vitotrans 300 Installation, Operating and Service
Descaling Pump
Service
1. Isolate the descaling pump, by closing the 2 descaling
pump isolation valves.
2. Disconnect wiring to the pump (refer to the wiring
diagram). Remove the 4 pump bolts (remove the
top 2 first) and remove the pump.
3. Reinstall in reverse order.
IMPORTANT
Refer to completion of service starting on page 65.
WARNING
DISCONNECT POWER BEFORE SERVICING THE VITOTRANS.
IMPORTANT
Allow to cool before servicing. See preparing for service
starting on page 53.
