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Use of the product
35
Defaults
Possible causes
Remedies
Pump cycles up and down
at different speeds
One check Valve, head
piston seals or cylinder worn.
Replace parts.
Seals incorrectly mounted or
damaged
Check the mounting; change if
necessary.
The pump does not deliver
enough pressure
Insufficient air pressure to the
motor (valve insufficiently
open, air leak,…)
Check; adjust.
Insufficient air inlet on the
motor or outlet clogged.(hose
not adapted)
Check filter, mounting, hose not
adapted.
Packing nut or head piston
seals too tightened.
Check mounting or loosen Packing
nut
Abnormal operating after
racing or to elevated
temperature.
Head piston or Packing nut
too tightened, damaged.
Check mounting; reduce pumping
rhythm. Replace parts if necessary.
Product drum empty.
Fill the drum; check the suction circuit
and possible air leakage.