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Keep to the schedule shown on the following table:
MAINTENANCE SCHEDULE
First 50 hours.
Every 500 hours.
Every 1000 hours.
(1) Checks should be made more frequently if the pump operates where there are strong vibrations.
(2) The oil should be replaced at least once a year.
(3) The oil seal rings are best replaced at least once every three years.
CAUTION
• The used oil and replaced component parts must be correctly disposed of and not discarded in the environment.
• Whenever the oil is replaced, we recommend performing a thorough cleaning of the internal parts with a cleaning
agent.
• In case of water inside the pump crankcase, replace the whole seal pack.
SPECIAL MAINTENANCE – REMOVING THE HYDRAULIC PART
In case of any unusual pressure fluctuations, take a look at the valves and, if these are damaged, replace them.
a) Remove the valve cap (A) from
the head (B), by loosening the
8 screws (C) with a 12 mm Allen
key
34
SPECIAL MAINTENANCE
• It is best to change the oil.
• Check the tightness of the pump screws
(2)
• Check oil level
.
• Check the pressure unloader/regulation valve and the pressure
relief valve.
• Check the tightness of the pump screws
(2)
• Oil change
.
• Check/replace oil seal rings
• Check/replace whole seal pack.
• Check/replace suction/delivery valves.
• Check/replace pumping unit.
JOB
(1)
.
(1)
.
(3)
.
Fig. 8
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