Caution! Never operate the compressor
without air filter
.
Before every startup of the machine, check the
functioning of the safety valve. When checking,
the tank must read at nearly maximum pressure.
For checking the valve, set the tank under
pressure and pull the ring on the safety valve to
the outside.
There should be air escaping from the valve.
At releasing the ring from the safety valve, the
escaping air must stop.
Fan belt
Tensioning the fan belt
Attention! Unplug the power supply
Loosen 4 engine-fastening screws
Move the engine until the fan belt can be pushed
through another approx.
1-2 cm.
Retighten the engine-fastening screws.
Warnings
For this test goggles must be worn. Do not hold
your face close to the safety valve as there the
air escapes at a high pressure.
Should the safety valve not work properly as
described above, immediately switch off the
compressor and have the safety valve examined
by your dealer.
Do not work with the compressor when the sa
-
fety valve does not work properly, as described
above.
General inspection
1
Regularly check all the fixing bolts for their
tight seat.
2
Regularly check, at short intervals, the
electric cable for damages. A damaged
cable must be replaced by an electrician in
order to avoid any danger.
Cleaning
1
Always keep the air inputs and outputs free
and clean.
2
Regularly remove dust and dirt with a soft
brush or a soft cloth.
3
Regularly grease all moving parts.
4
When the compressor must be cleaned,
wipe it with a soft, moist cloth. A mild
rinsing agent may be used, but no alcohol,
gasoline, or another cleaning agent.
5
Never use any caustic agents for cleaning
plastic parts.
Attention: Water may never come into con-
tact with the compressor.
Electric connection
Maintenance of the electric cable
The cable set may only be repaired or replaced
by a specialized workshop. In case of damage,
contact your dealer.
Trouble-shooting
Failure
Possible cause
Remedy
Motor does not
start, runs too
slowly, or gets
extremely hot.
Fault in electric current or mains voltage too low.
Check mains voltage.
Electric cable too long or too thin.
Get a new cable from your dealer.
Faulty pressure switch.
Have it repaired or replaced by your dealer.
Faulty motor.
Have it repaired or replaced by your dealer.
Main compressor does not run smoothly, got
stuck.
Have it repaired or defective parts replaced by your dealer.
Main compres-
sor does not run
smoothly, got
stuck.
Moving parts damaged by heat due to insufficient
lubrication.
Crank shaft, bearing, connecting rod, piston rings etc. to be checked by
your dealer and replaced, if needed.
Moving parts damaged or blocked by foreign
bodies.
Vibrations or
strange noise.
Loose parts.
Have checked by your dealer and repaired, if needed.
Foreign body in compressor.
Have checked by your dealer and repaired, if needed.
Piston rod with valve seat.
Have the gasket enlarged by your dealer.
Moving parts too hot.
Have repaired by your dealer or replaced.
Insufficient pres-
sure or drop in
output capacity.
Motor runs too slowly.
Have checked by your dealer and repaired, if needed.
Dirty filter cartridge.
Clean or replace filter cartridge.
Leakage in safety valve.
Have switch repaired or replaced by your dealer.
Leakage in tube.
Have checked by your dealer and repaired, if needed.
Gasket damaged.
Have checked by your dealer and repaired, if needed.
Valve seat damaged or covered with carbon layer.
Have checked by your dealer and repaired, if needed.
Piston ring or cylinder damaged.
Have checked by your dealer and repaired, if needed.
Oil consumption
too high.
Oil level too high.
Keep oil at correct level.
Hole in oil inlet plug (14) blocked.
Check and clean it.
Piston ring and/or cylinder worn or damaged.
Have checked by your dealer and repaired, if needed.
14
D
GB
