Husqvarna PF 21 用户手册

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页码 52
English
 – 25
Maintenance
Checking and adjusting the steering 
wires
The steering is controlled by means of wires.
These can in time become slack, which implies that the 
adjustment of the steering becomes altered.
Check and adjust the steering as follows:
1
Remove the frame plate by loosening the screws (2) and 
lift the frame plate by the rear edge.
2
Check the tension of the steering wires by squeezing 
them together by the arrows as illustrated. It should be 
possible to push them together so that the distance 
between them is half as much, without using unnecessary 
force.
3
If necessary, the wires can be adjusted by tightening the 
adjuster nuts on each side of the steering collar. Do not 
over tighten the cables; they should only be drawn in 
towards the steering collar.
Hold the cable, for example using an adjustable wrench, 
so that it does not twist.
If the adjustment is only made on one side, the middle 
position of the steering will be affected.
Check the wire tension on completion of the adjustment 
as per item 2.
Adjusting the parking brake PR 17, 
PF 21
Check that the parking brake is adjusted correctly by placing 
the machine on a slope with the front and rear axles 
disengaged.
Apply and lock the parking brake.
When the machine does not stand still, the parking brake 
should be adjusted according to the following.
1
Position the machine on flat ground.
2
Remove the transmission cover.
3
Unhook the spring (A) from the screw (B).
4
Make sure the parking brake is released.
5
Adjust so there is 1 mm play between the outer cable and 
the adjuster screw when you pull the outer cable.
Adjust the adjuster screw using the nuts.
6
Tighten the nuts carefully to prevent damaging the 
adjuster screw.
7
Refit the spring (A).
8
The parking brake should be checked again after the 
adjustment has been made.
Adjusting the parking brake PR 17 
AWD, PF 21 AWD
Check that the parking brake is adjusted correctly by placing 
the machine on a slope with the front and rear axles 
disengaged.
Apply and lock the parking brake. When the machine does not 
stand still, the parking brake should be adjusted according to 
the following.
1
Position the machine on flat ground.
2
Make sure the parking brake is released.
!
WARNING! A poorly adjusted parking brake 
can result in reduced braking ability.
B
A