Use of the product
34
9.5
Diagnostic help / Troubleshooting guide
Possible symptoms of faults / Causes of faults / Remedies to apply
Defaults
Possible causes
Remedies
One lubricant gets colored
and its level increases
Insufficient tightening of the
packing nut
Tighten the cup.
Incorrect assembly of seals
Check the assembly.
Damaged or worn seals
Replace them.
Incorrect selection of the
material of the seals
Check compatibility.
The cup seals get rapidly
damaged
No lubricant in one of the
lubricant tank (pumped
product drying on the piston
rod).
Clean, replace parts if necessary.
When stopping for a long time, stop
the pump with the piston in the low
position.
Fill the lubricant tank.
Product compatibility / seals Check.
The pump is stopped
The fluid is polymerized,
hardened, dried in the pump.
Clean the pump, change the parts if
necessary.
One of the packing nut is too
tightened.
Loosen the packing nut..
Broken part(s) in the pump.
Remove, check, replace.
The motor seems to operate
but the pump does not
deliver product
Internal parts of the motor
failing
Check the operating of the motor.
Defective coupling.
Check coupling.
The pump operates but
irregular flow
One check Valve clogged on
the seat, incorrectly mounted
or worn.
Check mounting, state of the parts,
tightening of parts and seals.
Air inlet in the suction circuit.
At stop, pump piston
continues to move
Head piston seals or One
check Valve worn or
incorrectly mounted
Check and replace parts.
