7 Maintenance
7.1 Maintenance schedule
The maintenance for the pump includes the following:
1. Belt change
2. Pump overhaul
The belt change can be done by the user of the pump.(See instructions in
Pump Timing Belt Change
on page 22).
The pump overhaul requires special equipments and must be done by us.
The pump is equipped with a battery powered hour meter to measure the
operation hours.Remove the pump cover to access the hour meter.
The lifetime of the battery is limited to 3-5 years. If the battery is empty the
hour meter needs to be replaced. Contact us for hour meter replacement.
Maintenance
Interval (operation hours)
Ambient temperature:
0 °C-30 °C
Ambient temperature:
30 °C-40 °C
Belt change 6000 hours or 25000 start
cycles
4,800 hours or 25000 start cy‐
cles
Overhaul
24000 hours 19200 hours
Blow off valve inspection
(applications which form de‐
posits only)
6000 hours 4800 hours
21
300766038_002_C3 - 09/2021 - © Leybold
Maintenance
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