Servicing Schedule - Husqvarna 331R Workshop Manual

The descriptions of the maintenance procedures are in the operator's manual.
Maintenance task
Clean the external surfaces.
Clean the air filter. Replace if it is necessary.
Make sure that the harness frame is not damaged.
Make sure that the throttle trigger lock and the throttle functions correctly.
Make sure that the handle and the handlebar functions correctly.
Make sure that the stop switch functions correctly.
Examine the guards.
Make sure that the blade is sharp and not damaged.
Make sure the blade is installed correctly in the center position.
Examine the trimmer head.
Make sure that the idle speed functions correctly.
Examine the locknut.
Do a check of fuel leaks.
Examine the transport guard.
Examine the starter rope handle and the starter rope.
Make sure that the bevel gear grease is sufficient.
Clean the external part and the adjacent areas of the carburetor.
Clean the external part of the spark plug.
Remove the spark plug and examine the electrode gap. Adjust the distance or
replace the spark plug. Install a correct spark plug to the supressor.
Clean the cooling system.
Examine the fuel filter.
Examine the fuel hose.
Examine all cables and connections.
1296 - 001 - 27.09.2019

3 Servicing schedule

After Every
Before
each 10
use
use hours
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Servicing schedule - 5
Every
25
hours
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