7 Maintenance
Disconnect the power before disassembling the pump. Make absolutely sure that the
pump cannot be accidentally started.
If the pump has pumped harmful substances, ascertain the nature of the hazard and
take adequate safety measures.
Observe all safety regulations.
7.1 Maintenance schedule
The frequencies stated in the maintenance schedule are approximate values for normal
pump operation.
Unfavorable ambient conditions and/or aggressive media may necessitate more
frequent maintenance.
Maintenance job
Frequency
Section
Check the oil level
daily
7.2.1
Check the oil condition
Depends on process
7.2.2
1st oil change
After 150 h of operation
7.3
Subsequent oil changes
Every 2000 h or 6 months
(depending on application)
7.3
Replace the oil filter
At each oil change
7.4
Clean the dirt trap
monthly
7.5
Check the anti-suck back valve
annually
7.6
Radiator cleaning
Depends on ambient conditions
7.7
Fan cover cleaning
depends on ambient conditions
7.8
★
To simplify the maintenance work we recommend combining several jobs.
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