PULLER GP-PIN 4Z8842 - Caterpillar

Steering Mechanical Lockout
Park the machine on a level surface.
Start the engine and raise the bucket slightly.
Depress the service brake pedal to apply the service brakes. Disengage the parking brake.
Release the service brakes.
Illustration 1 g00908007
With steering and transmission lock lever (1) in the LOCKED position (as shown), attempt to steer the machine in a left or right direction. The machine should not move.
Move transmission direction control (2) to either the FORWARD position or the REVERSE position. The transmission should not engage.
Engage the parking brake. Lower the bucket to the ground and stop the engine.
If the machine moved while testing the steering mechanical lockout system, contact your Caterpillar dealer. Have the dealer inspect and repair the steering mechanical lockout before returning the machine to operation.
Steering Hydraulic Lockout
Park the machine on a level surface.
Start the engine and raise the bucket slightly.
Depress the service brake pedal to apply the service brakes. Disengage the parking brake.
Release the service brakes.
Move the steering and transmission lock lever to the UNLOCKED position.
Personal injury or death from crushing can result if the machine turns towards the operator's station door (left turn) with the door open.Keep clear of the operator's station door and check the implement and steering lockout operation using a right turn only.
Open the operator station door approximately 200 mm (7.9 inch) and attempt to steer the machine in a right turn direction only. The machine should not move.
Close the operator station door.
Engage the parking brake. Lower the bucket to the ground and stop the engine.
If the machine moved while testing the steering hydraulic lockout system, contact your Caterpillar dealer. Have the dealer inspect and repair the steering hydraulic lockout before returning the machine to operation.