Saw Head, Assembling (Pt5S); Assembling The Saw Head (Pt5S) - Husqvarna 525P4S Workshop Manual

7.28 Assembling the saw head (PT5S)

Clean and inspect all components. Replace any
worn or defective components.
Clean the tank venting filter (A) using compressed
air.
Clean the oil filter (B) and rinse the inside of the oil
tank using thinner if required.
Assemble the different components in the reverse
order as set out for dismantling.
Note: Always use Grease with art. no: 579
06 49-01 on the wheels (B,H) and in the
gear.
Assembly sequence:
1. Drive shaft
Press the ball bearing (A) on the shaft (B).
Fit the circlip (C).
Heat the saw body with a hot air gun, approxi-
mately 110°C.
Fit the ball bearing (D) using a suitable mandrel.
Lubricate the sprocket with gear housing grease
and push the shaft into bearing seating.
Fit the cover (E) using a plastic hammer.
2. Pinion
Press the ball bearings (F) and the pump drive (G)
onto pinion (H). Use a suitable mandrel.
Fit the circlip (I).
Lubricate the gear with gear housing grease and
insert the pinion in the bearing seating while the
saw housing is still hot.
Make sure that the shaft (B) and the pinion (H)
connect to each other and rotate easily.
Fit the circlip (J).
3. Oil pump
Check that the O-ring (A) is not damaged. Fit a
new one if required.
Push the oil pump (B) into the pump housing. You
can only fit the pump ia a sertain angle.
Fit the screw (C).
Press the oil pipe (D) into place and make sure
that the connection (E) at the bar mounting is
correct and seals against the bar as intended.
Repair instructions
579 06 49-01
2
1
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