Husqvarna 1153183-26 manual Needle bearing lubrication, Adjustment of the oil pump, Cooling system

Models: 1153183-26

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Needle bearing lubrication

MAINTENANCE

Needle bearing lubrication

The clutch drum is fitted with one of the following drive sprockets:

•A Spur sprocket (the chain sprocket is welded on the drum) •B Rim sprocket (replaceable)

Both versions have a needle bearing on the drive shaft, which has to be greased regularly (once a week).

NOTE! Use a high-quality bearing grease or engine oil.

Adjustment of the oil pump

The oil pump is adjustable. Adjustments are made by turning the screw using a screwdriver or combination spanner. The machine is supplied from the factory set to 1 turn open. Turning the screw clockwise will reduce the oil flow and turning the screw anti-clockwise will increase the oil flow.

 

!

WARNING! The engine must not be

 

running when making adjustments.

 

 

 

 

 

Recommended settings:

Bar 24"-28": 0 turns from the closed position.

Bar 28"-34": 3/4 turns from the closed position.

Bar 34"-42": 1 1/2 turns from the closed position.

Bar 42" and longer: 1 3/4 turns from the closed position.

These recommendations apply to Husqvarna’s chain oil, for other chain oils increase the oil flow by one step.

Cooling system

To keep the working temperature as low as possible the machine is equipped with a cooling system.

The cooling system consists of:

1Air intake on the starter.

2 Air guide plate.

3 Fins on the flywheel.

4 Cooling fins on the cylinder.

5 Cylinder cover (directs cold air over the cylinder).

Clean the cooling system with a brush once a week, more often in demanding conditions. A dirty or blocked cooling system results in the machine overheating which causes damage to the piston and cylinder.

English 35

Page 35
Image 35
Husqvarna 1153183-26 manual Needle bearing lubrication, Adjustment of the oil pump, Cooling system, Maintenance