Jensen A540 - PTO Shaft; Troubleshooting

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6. Maintenance
6.14. Chassis
Check tire pressure and wheel bolts regularly. Further information can be found in the
chassis manual in the appendix.
6.15. Engine
Maintenance has to follow the engine manufacturer specifications.
Damage affected due to dust are not covered by the warranty!
6.16. PTO shaft
Maintenance of the PTO shaft has to follow the PTO shaft manufacturer specifications.
Do not use the machine with damaged PTO shafts!
6.17. Troubleshooting
symptom potential cause corrective
woodchips are
frayed, no plane cut
Knife is blunt.
Counter-knife is blunt
Check cutting tools, re-sharpen or replace
knives if necessary.
Knife is too thin Use original knife spacers.
knife disk has shifted on
main shaft
Works on the main shaft should only be
performed by an authorized service center!
rubber smell slipping drive belts, low
belt tension
Check belt tension.
turning infeed rollers
do not feed
tooth work of the rollers is
blunt
Re-grinding of the rollers should only be
performed by an authorized service center!
infeed rollers do not
infeed or barely
infeed
hydraulic oil filter blocked check oil level
change oil filter
hydraulic system failure Repair should only be performed by an
authorized service center!
machine does not
start up
Piece of wood is blocking
the knife disk.
Turn off machine. Remove wood with a proper
device.
Hint: This blockade can be avoided when re-
starting the machine just before the stop of the
knife disk to throw out the wood.
blockade of the
infeed rollers
dimensions of the infeded
material are too big
Shut down machine, open ejector cap. Lock
knife disk. Remove pressure bar located above
the infeed rollers. Turn rollers backwards.
Remove material.
Safety bar does not
change over properly
Worn out friction washer
at the mount of the bar
cause play of the bar.
Adjust the counter nut of the safety bar.
Measured value of
the hydraulic
pressure is too hi
g
h
Different reasons
possible.
Consult authorized service center!
Measured value of
the hydraulic
pressure is too low
hydraulic pump sucks in
air
Check the condition of the hydraulic system
and for leaks.
hydraulic oil filter blocked Check oil filter and replace if necessary.
oil level is too low Check oil level and refill if necessary.