Claas LEXION 480, Руководство по ремонту

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188 678.1 - RHB LEXION 480
5.1.9
Returns elevator
Assembling the returns elevator
1. Slide the shaft into the returns elevator (observe
correct installation position).
Slide the set collars and the sprocket onto the
shaft. Place the parallel key in position, then slide
the sprocket on the key.
2. Install both flange ball bearings.
Slide two washers
∅
8.5 mm on every stud bolt,
then bolt down the sheet-metal flange.
3. Slide the outside sprocket on the shaft and secure
it with the expansion pin.
4. Push the shaft in until the sprocket makes contact
with the flange ball bearing.
Secure the left-hand flange ball bearing with the
lock collar, then secure the lock collar.
5. Align the sprocket so that it lies in the centre of the
elevator housing, then secure the sprocket with
the set collars. Bolt down the cover.
6. Refit the returns elevator to the combine.
Installing the returns elevator
1. Place the returns elevator into the elevator boot
and the base section.
2. Bolt the elevator to the elevator boot and the
support to the elevator head.
3. Connect the cable plugs (C and D) and refit
bolt (S).
(Fig. 21)
4. Connect the two ends of the chain with the chain
connector at the bottom.
5. Tension the chain using the hex. nut (M) so far that
the paddles do not scrape the elevator housing.
It must be possible to push the conveyor chain to
the side manually at the bottom chain wheel.
Re-tension the drive chain with the block
tensioner (S). Re-tighten the clamping bolts (G)
and nuts (H).
(Fig. 18)
6. Close inspection door (A) and bolt down
guard (C).
(Fig. 16, 17)