Control and operation

Modification of the undercarriage width (option)

Operating manual

Store the mounting bolts 21 and their sleeves and also the protection covers 30 and their mounting bolts 32 which are not used with the side frames in retracted position in the tool box of the machine.

The operator is not able to watch the retraction and extension operation from the cab, another person must be used as a guide and signal the operator.

For the gauge adjustment, it is necessary to control the travel gears very sensitively and slowly:

Use the two manual control levers for travel gear control.

Reduce the Diesel engine speed to no more than 1100 RPM.

Arrangement, number and tightening torque of bolts 21

Side frame retractedSide frame extended

R944C - R954C

Bolts 21 Class 10.9Tightening torque

4 X 13 bolts4 X 10 boltsM30 - 1900 N.m

R946 - R956

4 X 6 bolts4 X 10 boltsM30 - 1900 N.m

R964C - R966

Side frame retractedSide frame extended

X 7

10

Bolts 21 Class 10.9Tightening torque

Moving one side frame in

Before reducing the gauge, remove the protective covers 30 of the sliding surfaces if applying, and/or clean off any dirt or dust on the uncovered parts of the sliding surface of the side frames and the center section of the undercarriage and greased these surfaces.