Husqvarna FS 450 2019 Repair Manual page 254

18 CLUTCH
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Check inner clutch hub holder • for damage and wear.
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Check ball bearings � for damage and wear.
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Check ball bearing basket
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Check inner clutch hub back plate
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Check washer
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Check the thrust surfaces of the clutch facing discs in clutch basket
Thrust surface, clutch facing discs in outer clutch
hub
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Check needle bearings 41) and collar bushing
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Check clutch facing discs
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Check the thickness of the clutch disc pack.
Clutch disc pack - thickness
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Check intermediate clutch discs� for damage and wear.
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Preassemble the antihopping clutch.
252
If there is damage or wear:
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Change inner clutch hub holder.
If there is damage or wear:
-
Change ball bearings.
@)
for damage and wear.
If there is damage or wear:
-
Change the ball bearing basket.
If there is damage or wear:
-
a.
Change the inner clutch hub back plate.
for damage and wear.
If there is damage or wear:
-
Change the washer.
If the thrust surface exhibits excessive wear:
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Change the clutch facing discs and the clutch basket.
If there is damage or wear:
-
Change the needle bearings and collar bushing.
@)
for discoloration and scoring.
If there is discoloration or scoring:
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Change all clutch facing discs.
Wear limit
If the clutch disc pack does not meet specifications:
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Change the clutch disc pack.
If the intermediate clutch discs are not level and are pitted:
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Change all intermediate clutch discs.
e
for damage and wear.
:5 0.5 mm (:5 0.02 in)
4D
for damage and wear.
2:: 26.4 mm (2:: 1.039 in)
(ISJJ p. 211)
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Mount collar bushing
48
for wear.
4D
and needle bearings 41).