Troubleshooting; Troubleshooting Schedule - Husqvarna K970 II Chain Bedienungsanweisung

Troubleshooting schedule

WARNING! If service operations or troubleshooting does not require the machine to be on, the
!
engine should be switched off, and the stop switch in STOP position.
Problem
The machine does not
start
The chain rotates at idle
The chain does not
rotate while throttling up
The machine has no
power while attempting
to throttle up
Vibration levels are too
high
Temperature of the
machine is too high
Poor cutting speed
Premature chain
stretch.
Diamond chain snaps or
jumps of

TROUBLESHOOTING

Probable cause
Incorrect starting procedure.
Stop switch in the right (STOP) position
There is no fuel in the fuel tank
Spark plug defective
Defective clutch
Idle speed too high
Defective clutch
Chain tension too tight. Diamond chain should
always be able to be pulled around the
guidebar by hand. It is normal for the diamond
chain links to hang below the guidebar.
Defective clutch
Blade fitted incorrectly
Clogged air filter
Clogged fuel filter
Fuel tank vent blocked
Blade fitted incorrectly
Blade defective
Vibration damping elements defective
Air intake or cooling flanges blocked
Clutch slipping / is defective
Diamonds may be glazed or too low feed
pressure.
Not enough water pressure. Insufficient water
supply may result in excessive wear to the
diamond chain, which can lead to loss of
strenght and diamond chain breakage.
Improper chain tension
Inserting saw into slot narrower than diamond
chain segments.
Not enough feed pressure while cutting.
Potential Solution
See instructions under the heading Starting
and stopping.
Make sure that the stop switch (STOP) is in
the left position.
Refill with fuel
Replace the spark plug.
Contact your servicing dealer.
Adjust the idle speed
Contact your servicing dealer.
Adjust the chain tension, see instructions in
the section "Assembling and adjustments".
Contact your servicing dealer.
Make sure the blade is properly installed.
Check the air filter and replace if necessary.
Replace the fuel filter.
Contact your servicing dealer.
Check that the cutting blade is fitted
correctly and does not show signs of
damage. See the instructions in the sections
"Cutting blades" and "Assembly and
adjustments".
Change the blade and make sure it is intact.
Contact your servicing dealer.
Clean the machine's air intake/cooling
flanges
Always cut at full throttle.
Check clutch / contact your service agent
Cut in a soft abrasive material such as
sandstone or brick, for a short while.
Increase the water pressure.
Adjust the chain tension, see instructions in
the section "Assembling and adjustments".
See instructions in the section "Operation".
Avoid letting the saw bounce and chatter.
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