Husqvarna AutoTune 545RXT Operator's Manual page 22

Maintenance
Examine the quick-release mechanism release on the harness for damages and
make sure that it operates correctly.
Do a check of the throttle trigger lockout and the throttle trigger, see
check of the throttle trigger lockout on page 7 .
Make sure that the cutting attachment does not rotate at idle speed.
Do a check of the stop switch, see
Examine the cutting attachment guard for damages and cracks.
Make sure that the saw blade or grass blade is aligned with the center, that it is
sharp and does not have damages by the teeth or the center hole.
Examine the support flange for damages and cracks. Replace if damaged.
Examine the trimmer head for damages and cracks. Replace if damaged.
Examine the handle and handlebar for damage and make sure that they are
attached correctly.
For cutting attachments with a support cup, tighten the locking screw fully.
For cutting attachments with a locknut, tighten the locknut fully.
Examine the transport guard for damage and make sure that it can be attached
correctly.
Examine the engine, the fuel tank and the fuel lines for leaks.
Clean the air filter. Replace if necessary.
Tighten nuts and screws
Examine the fuel filter for for contamination and the fuel hose for cracks and
other defects. Replace if necessary.
Examine all cables and connections.
Examine the starter and the starter rope for damages.
Examine the vibration damping elements for damages and cracks.
Examine the spark plug, see
Clean the cooling system.
Clean or replace the spark arrester screen. Refer to
on page 9 .
Clean the external surface of the carburetor and the area around it.
Make sure that the bevel gear is filled to ¾ with grease.
Lubricate the wire
Replace the spark plug.
Lubricate the drive shaft.
1
Replace the vibration damping elements after each season or at a minimum of once a year.
2
At an interval of 3 months.
22
To do a check of the stop switch on page 8 .
To examine the spark plug on page 25 .
2
To do a
1
To do a check of the muffler
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171 - 010 - 12.05.2022
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