Table des Matières
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Pump runs,
no final pressure,
no power
Leak in
intake hose
no
Long thin
lines
no
Diaphragm torn
no
Inlet and outlet
valves defective
no
Inlet and outlet
valves stuck
no
Working chamber
dirty
no
Hoses and
hose connections
not tight
no
24
yes
Check
intake hose
yes
Select greater
cross section
yes
Replace
diaphragms
yes
Fit new
valves
yes
Clean or
replace valves
yes
Clean
working chamber
yes
Check
and seal
Pump is
too loud
yes
Dirt in the
working chamber
no
yes
Diaphragm torn
no
yes
Silencer loose
or missing
no
yes
Valves
defective
no
yes
Motor fan
defective
no
Con-rod or
yes
motor bearing
defective
Clean
working chamber
Fit new
diaphragms
Check silencer
and replace
as necessary
Replace
valves
Replace
motor fan
Publicité
Table des Matières
