25
SERVICE
INTERVAL
MEASURE
Blades
Before each use
Replace all defective blades. Sharp blades give better results.
When replacing blades, tighten bolts fully.
While operating
Listen out for noises
Infeed rollers
After 20 hours of
operation
Lubrication
Hydraulics
Before each use
Search for leaks; check all connections and hoses
Safety fixtures
Before each use
Check safety devices.
E.g. safety valves, guards, etc.
Bearing
Regularly
50 hours of operation
Lubricate bearings with grease regularly. If the machine is used a
lot, all bearings should be greased every week. Otherwise, every
50 hours of operation or once per year
TROUBLESHOOTING
CAUSE
MEASURE
Poor chip quality, wood
unevenly chipped
- Blunt blades.
- Cutting distance between blades is
uneven or too wide.
- Check blades.
- Adjust and grind if required.
The chipper does not pull in
the trees/branches
- The blades are facing the wrong way.
- Blunt blades/Wrong angle on ground
blades
- The feeder does not feed in the trees
- Check blades.
- Turn around, adjust and grind if required
- Check that the feeder is correctly connected and
is working properly.
Blockage in discharge chute - Operation speed too low.
- Increase speed to 540/1000 rpm.
Major vibrations
- Cutting speed and infeed speed are
not in synch.
- Adjust infeed speed.
Infeed rollers do not rotate
or are too slow
- No pressure in the hydraulic system.
- Low oil level in the hydraulic system.
- Check the oil level and for any leaks in the
hydraulic system.
- Fill with hydraulic oil.
Does not pull in all timber
toward the chipper, rattles
- There is a piece of wood between the
infeed rollers and the chipping disc.
- Feed in a new log to press the remaining wood
into the chipper or reverse the feed to remove
the piece of wood.
TROUBLESHOOTING
NOTE Make sure the machine is turned off and disconnected before performing any intervention.
WARNING! In the event of an electrical fault,
a qualified electrician must be consulted.
Summary of Contents for 13-WC17H2
Page 34: ...34 Table of contents Version 1 1...
Page 36: ...36 Table of contents Version 1 1...
