Service and cleaning
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Testing and inspection work
Dirty V-belts or V-belt pulleys reduce the power or interrupt the power trans-
mission.
Priming pump
Priming pump
1 Oil filler plug
2 Oil dipstick
3 Oil drain plug
All moving parts of the priming pump are oil bath lubricated.
Checking the oil level
Check the oil level of the priming pump with the oil dipstick.
After the last operation of the priming pump, wait at least 5 minutes be-
fore the oil level check.
► Remove the oil dipstick and wipe it clean.
► Screw in oil dipstick and tighten.
Only insert the oil dipstick to measure the oil level, do not screw in.
► Remove the oil dipstick again, check the oil level of the priming pump
with the oil dipstick.
The oil level must be between the top and bottom markings.
► If the oil level is too low, add oil.
Refer to chapter "Change the priming pump oil".
Check mechanical overheat protection
CAUTION!
Danger of burns due to touching the hot pump system and hot water
discharge!
Operating the pump with closed discharge outlets causes the temperature
of the pump to rise quickly.
Do not operate pump under full load with discharge outlets closed.
Do not touch any parts of the hot pump system.
Do not linger in the pump system danger zone.
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