Operation
NOTE
Material damage due to excessive pressure!
Do not operate the pump while the pressure-side fitting is
closed.
NOTE
Material damage caused by dry running!
Make sure the pump is filled properly.
1. Open the pressure-side fitting.
2. Open the suc tion-side fitting.
3. Switch on the motor and make sure it is running smoothly.
4. Make sure the temperature rises at a rate of no more than
2K/min.
5. Make sure the minimum pumping pressure is above 2 bar.
6. After the first load under pressure and at operating temper-
ature, check that the pump is not leaking.
6.1.6 Switching off
WARNING
Risk of injury due to hot pump parts!
Use personal protective equipment when carrying out any
work on the p ump.
1. Switch off the motor.
2. If there is no non-return valve in the pressure line: Close
the pressure-side fitting.
3. If necessary: Flush and empty the pump.
4. Check all tie bolts and tighten them if necessary.
6.2 Operation
6.2.1 Switching on
Pump initially put in to service properly
Pumps filled and bl ed
Filter heating s witched on at least 2 hours before t he pump
is switched on
DANGER
Risk of injury due to running pump or hot pump parts!
Do not t ouch the runnin g pump.
Ensure th at the cou pling guard is attached.
Do not c arry out any work on the running pump.
Allow the pump to cool down completely before starting any
work.
DANGER
Risk of injury and poisoning due to pumped liquid spray-
ing out!
Use personal protective equipment when carrying out any
work on the pump.
NOTE
Risk of cavitation when throttling down the suction flow
rate!
Fully open the suction-side fittin g and do not use it to adjust
the flow rate.
NOTE
Material damage caused by dry running!
Make sure the pump is filled properly.
1. Open the pressure-side fitting.
2. Open the suc tion-side fitting.
3. Switch on the motor and make sure it is runnin g smooth ly.
4. Make sure the temperature rises at a rate of no more than
2 K/min.
5. Make sure the minimum pumping
pressure is above 2 bar.
626.0005 GB – 550 041 BA-2014.01 SPF s eries 19
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