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9 - TROUBLE SHOOTING
Here under some working troubles easily solvable are listed. In case the problem persists or
it is not among the ones here listed
DO NOT CARRY OUT DISASSEMBLING INTERVEN-
TIONS ON THE PUMP
but contact our sales centres.
To disassemble the slider 7483, unthread the two plugs 7478A and 7479A after removing
the clip code 7477 and then by a screwdriver make it get out from its seat. Check the seals,
grease the slider with silicon grease or, if necessary, replace it.
The pump does not work:
- Intake air pressure too low
............................Increase intake air pressure
- Air lines obstructed.
.........................Clean air lines/
Clean the filter of the component 7259B
- Dispensing valves closed or obstructed
.......Open or clean dispensing valves
- Fluid lines or other components obstructed
...Check that fluid lines and components are clean
The pump does not start up and and releases air from silencers:
- Slider 7483 locked
............................Push the button 7504 (RESET)
- Slider 7483 not slide.
........................Grease or replace the slider or fit a lubricator
- Seals 7482 worn
..............................Replace the seals
The pump idles and does not deliver oil:
- Empty drum
......................................Check oil level
- Air bubble in the suction pipe
............Disconnect the delivery hose and drain the pump
Sometimes the pump idles:
- Possible fluid loss in the system
......Check connections, hoses, and the gun
- The pumping group is worn
...............Qualified assistance required. Contact our sales centres
1) Pull out the two clips (cod. 7477) using a
screw driver like a lever and a pair of pliers.
Take off the two plugs (cod. 7478A-7479A)
manually.
2) Push the slider (cod.7483)out by a screw
driver.
Fig.2
Fig.1
ATTENTION!
The seals must be mounted respecting strictly the direction indicated on the drawing.
10 - INSTRUCTIONS FOR REPLACING SEALS
SEALS PACKET cod.7482
EN
