1Jwaneng Cut 8 – 2 WMP

HILL START OPERATION

INTRODUCTION TO HILLSTART

• Hill start usually happens on ramps where the truck is on breakdown or stop by any reason and need to drive off starting to pull up from the incline.• Hill start need a careful operator who is confidence with the task.• This is one of the high risk operation to perform

RISK ASSESSMENT

Uncontrolled rolling back Collision Tip over Personal injury or death Hitting the high walls Property damage

CORRECT WAY TO START

Before releasing the park brake engage wheel lock

Fully accelerate Pull directional lever from park to drive Release the wheel lock once you feel the

momentum Keep flat foot on the accelerator until full

traction is recovered

CORRECT STEPS OF HILL START

1. Engage wheel lock2. Accelerate fully3. Pull directional lever from park to drive4. Feel the momentum5. Release wheel lock brake6. If necessary press the override switch and hold

•Equal to zero roll back

Engage Brake Lock

Press the override switch

Fully accelerate

Disengage Brake Lock

INCORRECT WAY TO START

NOTE: Do not pull the directional lever straight from park to drive without wheel lock engaged, this will lower the revs and cause the machine to roll back.

Directional Lever

NeutralForward

ParkReverse

Not allowed when the brake

lock is not engaged

INCORRECT WAY TO START

•Do not fan with the accelerator, it may create spillage & weariness to the drive motors

•We need zero roll back

What can cause roll back

Low acceleration Incorrect start/operation Powerless engine Releasing of brakes before

momentum Propulsion energized

The correct position of the rest switch during start

Safety beg REMEMBER! ins with

Safety begins with you!