Rear Axle Height and Width Adjustment-Four-Wheel Drive Combines

Width and height of rear axle can be adjusted. Rear wheels must be aligned in relation to front wheels. Adjust machine leveling in relation to ground, changing height as required.

On 1470 combines width may be adjusted to 3 positions (A, B and C).

On 1570 combines the width may be adjusted to 2 positions (B and C).

Height may be adjusted to two positions (H1 and H2).

CQ247490

Width adjustment

CQ247530

Height adjustment

AS60558,00011EB -19-22JAN09-1/2

Width adjustment:

1. Shut off machine to relieve hydraulic system pressure.
2. On flat ground, raise rear axle so as to free both wheels.

causym CAUTION: Use equipment compatible with the Combine's weight. In case a hydraulic jack is used, position it correctly under axle in jacking points.


3. Loosen two nuts (A) on both sides and remove bearing bolts of hydraulic cylinder (B).
4. Loosen two bolts (C) of steering rod (D).
5. Loosen nuts (E) on both sides of four-wheel drive axle (F).
6. Displace wheel hub to one of the positions.
7. Retighten all bolts and reinstall wheels.

IMPORTANT: Carry out adjustment of rear wheels alignment. See "Rear Wheel Alignment"


NOTE: Bearing of hydraulic cylinder (B) has to be moved according to axle positions.

NOTE: Bolts of nuts (E) never change position.

Height adjustment:

1. Repeat procedure for width adjustment, skipping step 4.

NOTE: Rear wheel alignment check is not necessary.


CQ219091
CQ219101
CQ219111

AS60558,00011EB -19-22JAN09-2/2