Primary Pinion And Clutch - KTM 990 Adventure Repair Manual

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Primary pinion and clutch

If you are completely dismounting the engine, the primary pinion must
be detached before you remove the clutch.
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– Mount the special tool 0113 080802 (engine locking bolt) and hold
the crankshaft in the rear or front cylinder's TDC position.
– Unscrew the pickup
– Loosen the nut
2
remove together with the washer.
– Loosen the nut
together with the washer.
1
– Pull the outer clutch hub away from the housing until the pickup
ring can be removed. It is secured by a pin.
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– Completely remove the outer clutch hub together with the needle
bearing.
NOTE:
– The gear for the oil pump drive is located on the back of the outer
clutch hub and can easily fall down.
– Remove the spacing washer inserted between the gear for the oil
pump drive and the bearing which may adhere to the bearing.
Up to the 2004 model:
– Pull off the gear on the balancer shaft
– From the 2005 model:
– Remove the spring washer
– Use the special tool 600.29.050.000 to turn the tensioning wheel
in a counterclockwise direction until the tensioning wheel and
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the drive wheel are retained by each other
– Remove the tensioning wheel
together.
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NOTE:
– If the spreader components do not need to be serviced, the
tensioning wheel, tension spring and drive wheel do not need to be
taken apart.
– If the spreader components are removed and separated, they must
be preassembled before remounting (see Chapter 5).
– If you cannot remove the drive wheel from the balancer shaft, pull it
off using the extractors 590.29.021.044 and 600.29.058.000 -
evenly, do not tilt!
.
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of the primary pinion (46 mm, LH thread) and
2
of the balancer shaft (30 mm) and remove
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.
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.
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, tension spring
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4-10
.
and drive wheel
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