NO. 112, 120 & 140 MOTOR GRADERS Operator's Compartment Caterpillar


Operator's Compartment
`
1.1. Circuit Breakers and Fuses
2.2. Manual Circuit Breaker
3.2. Fuses
4.1. Blade Controls

Circuit Breakers and Fuses


MANUAL CIRCUIT BREAKER RESET BUTTON


FUSE BOX

Manual Circuit Breaker

1. If this circuit breaker opens, reset by pushing reset button.
2. Frequent opening of the circuit breaker indicates a problem in an electrical circuit connected to it. Make necessary corrections as soon as possible to avoid more serious problems.

Fuses

1. If a fuse burns out, replacement should be made only with one of the same capacity.
2. If a replacement fuse burns out in a short period of time, this is an indication of a problem in a circuit. Make correction as soon as possible.


NOTICE

Do not "jumper" or by-pass a circuit breaker or fuse. This can result in serious damage to electrical components.


Blade Controls

Pull lever back to raise right side of blade.

Push lever forward to lower right side of blade.

Pull lever back to raise left side of blade.

Push lever forward to lower left side of blade.

Pull lever back to turn circle and blade clockwise.


NOTICE

When the circle is being positioned, do not permit the circle to contact the center shift rack, as serious damage may result.


Push lever forward to turn circle and blade counterclockwise.

Pull lever back to move center shift rack to right.

(At least 2 teeth must remain visible at left of pinion.)

Push lever forward to move center shift rack to left.

(At least 2 teeth must remain visible at right of pinion.)

Pull lever back to lean wheels to right.

Push lever forward to lean wheels to left.