22
MAINTENANCE
Pump
•
Before doing any maintenance work, depressurise the water system and isolate the pump from all energy sources.
•
When the jobs are done, before restarting the pump, check that no tools, rags or other materials have been left close
to moving parts or in hazardous zones.
•
Replace any excessively worn components with original parts and use the lubricants recommended by manufacturer.
•
Dispose of the worn-out components and lubricants in accordance with the relevant statutory requirements.
•
Carry out the routine maintenance procedures specified by the manufacturer to keep pump safe and performing well.
Checking pump oil level (See Fig 21)
•
Check the oil with the pump level and cold.
•
Check the amount of oil through the level gauge (A).
•
If necessary, top up with oil with the characteristics specified in the “Comparison table of lubricants”.
•
To top up with oil proceed as described below. Unscrew the plug (B) and pour oil in until it is halfway up the level
gauge (A), screw on the plug (B).
(1) This interval refers to the first oil change only
Scheduled service table
Frequency
Component
Procedure
Reference
Every working day
Filter
Pump
Oil level check
Inspect filter cartridge
See “Checking the oil level”
See “Inspecting the filter”
Every 50 working hours
Connection to engine
Inspection visually
Pump
Inspect mounting
See “Inspecting the pump
mounting”
Pipes and connections
Inspection
See “Inspecting the
connections and pipes”
Pump
Oil change (1)
See “Changing the oil”
Every 500 working hours or
every year
Pump
Oil change
See “Changing the oil”
Every 1000 working hours
Pump gaskets
Replacement
Contact an authorised service
centre
Valves
Replacement
Contact an authorised service
centre
B
A
FIG 21
FIG 22
B
A
