Arbortech AS170 Manuel D'instruction page 16

ITEM SYMPTOM
E
2 Noisy operation or unusual
N
vibration
G
3 Handle rubber mounts
damaged or worn
4 One or both conrods/blades
loose, even when mounting
bolts tightened
5 Tool running and blades not
moving
7 Blades continually comming
loose
8 Worn pulleys
9 Slow cutting performance
10 Blades rubbing against each
other with excessive force
11 Blades continually coming loose
12 Blades rubbing together with
excessive force.
13 Blade teeth chipped or lost.
·
14 Loose top handle.
15 Blades "blueing".
16 Blade mounting bolts not
tightening fully.
17 Threads on tool stripped
18 Tool will not run.
ENGLISH 13
CHECK/REMEDY
• Blades loose -tighten blade mount bolts
• Blade failure - replace blade set
• Leaf spring failure - contact authorised service centre
• Bearing failure - contact authorised service centre.
• Gearbox failure - contact authorised service centre.
• Handle rubber mounts damaged or worn - replace.
• replace
• Leaf spring failure - contact ARBORTECH authorised service centre.
• Loose belt or broken belt- re-tension or replace as necessary.
• Worn belt - replace belt.
• Check the blade bolt holes. If bolt holes are elongated replace blades
• contact ARBORTECH authorised service centre.
• Teeth worn, chipped or lost. Sharpen or replace blade.
• Belt slipping - see Symptom 4.
• Attempting to cut material which is too hard.
• Check the blade bolt holes. If bolt holes are elongated replace blades.
• Remove blade/s and bend slightly to correct.
• Occurs occasionally if hard material is encountered, or if the "back side"
of teeth are impacted.
• Care not taken in setting tool down on teeth on hard surfaces or loose in
tool box.
• Worn blades will start to become hot in certain areas, causing teeth to de-
bond - replace blades.
• Material too hard.
• Worn or damaged rubber bushes - replace.
• Worn teeth - replace blades.
• Excessive force being used.
• Insufficient "sawing" motion by the operator.
• Material too hard.
Blades rubbing together with excessive force (see section 8).
• Threads on bolts stripped - replace bolts not tightening.
• Contact your ARBORTECH authorized service center.
• The AS170 is fitted with Auto cut off brushes.
• Check brushes are not damaged or excessively worn - replace Contact
your ARBORTECH authorised service centre.