USER MANUAL
JEFCIND050P-6.5
·
JEFCIND100P-6.5
BELT DRIVEN AIR COMPRESSOR
•
6.5HP LONCIN PETROL ENGINE
•
10Bar
www.jeffersontools.com
14
TROUBLESHOOTING
FAULT
CAUSE
REMEDY
Tank pressure drops continually.
Air leak, check all connections.
Locate and rectify leak. Run the compressor at maximum
pressure then switch off and disconnect. Brush a soapy
water solution over the connections and look for bubbles.
Tighten any connections showing leaks. If problem
persists contact your authorised service agent.
Tank pressure won’t build up.
The drain valve is open.
Close the tank drain valve.
The compressor won’t switch off.
The safety valve blows off.
Compressor does not stop when maximum
pressure is reached.
Pressure switch fails. Faulty pressure switch.
Contact your authorised service agent.
Tank pressure won’t build up and the pump
is getting hotter than normal, inlet suction
is poor.
The compressor head gasket or valve plate is faulty.
Fault with the air filter.
Contact your authorised service agent.
Check, clean, replace air filter as required.
There is a leak from the base of the
pressure switch when the compressor is
running.
Failure of the pressure relief valve. (Located in the base
of pressure switch).
Contact your authorised service agent.
There is a leak from the base of the
pressure switch when the compressor is
stopped.
The non-return valve (from the tank) is leaking.
Disassemble and clean, if necessary replace valve insert.
Contact your authorised service agent.
The compressor is noisy with metallic
clangs / knocks.
Bearing or piston problem.
Low oil level.
Stop the compressor and contact contact authorised
service agent.
The compressor sounds like it is trying to
start.
Air pressure trapped on piston is resisting the starting
effort.
Turn unit off and on again using the pressure switch. This
will vent air from the delivery tube.
Overload switch activated.
Startup load may have activated overload switch.
Head unloader not functioning.
Leave for a few minutes then press the reset button and
restart.
Stop the compressor and contact authorised service
agent.
Air leaks from the safety valve at pressures
less than 10 bar.
The safety valve is faulty.
Replace the safety valve.
Compressor stops and will not restart.
Power failure.
Engine failure.
Check electrical supply and fuse.
Contact your authorised service agent.
Engine stops and does not restart.
Out of fuel or engine fault.
Check fuel. If OK, contact authorised service agent
Engine and pump run, but no air produced.
Valves leaking or head gasket is damaged.
Check for leaks, or contact authorised service agent.
ENVIRONMENTAL PROTECTION
Recycle any packaging and unwanted materials instead of disposing of them as waste. All tools, accessories and packaging
should be sorted, taken to a recycling centre and disposed of in a manner which is compatible with the environment.
When the product becomes completely unserviceable, reaches the end of its working life and requires disposal, drain off any
fluids (if applicable) into approved containers and dispose of the product and the fluids according to local regulations.
