43
PROBLEM
CAUSE
SOLUTION
Presence of water in the
pump oil
Worn crankcase side seal ring.
Replace the sealing ring.
High percentage of humidity in the
air.
Change the oil twice as often as
prescribed.
Gaskets completely worn.
Replace the seals.
Noise
Air intake.
Check the tightness of the
intake ducts.
Dirty water filter
Cleaning the water filter
Insufficient water supply
Ensure that the machine has a water
supply greater than the pump's
capacity.
Intake and/or discharge valve
springs broken or worn out.
Replacing valves
Foreign bodies in the
suction and/or discharge
valves.
Check and clean the valves
Worn bearings.
Replace the bearings.
Excessive temperature of the
pumped liquid.
Decrease the temperature of the
pumped liquid.
Water leaking from drains
between crankcase and
pump head
Worn gaskets.
Replace the seals.
Worn piston.
Replace the piston.
Worn piston cap O-ring.
Replace the piston cap O-ring.
Oil leaking from the drains
between the crankcase
and the pump head
Worn crankcase side sealing rings. Replace the sealing rings.
Excessive vibration at
discharge.
Worn or dirty valves.
Replace the valves.
The electric engine does not
start.
No power supply.
Check if the plug is properly inserted in
the socket and if there is current on the
line.
The circuit breaker has tripped
Open the electrical panel and check
the circuit breaker
Insufficient water
temperature.
Thermostat not adjusted to
the required temperature
Set the thermostat to the
required temperature.
Thermostat failure.
Replace the thermostat.
Scale deposits in the hydraulic
circuit.
Clean.
Boiler partially clogged with soot.
Clean.
Worn water nozzle.
Replace the water nozzle.
