PM4 Maintenance Interval Schedule (MIS): Motor Grader Family

Failure to lock out equipment before working on it accounts for:

1. 2% of the industrial accidents each year

2. 5% of the industrial accidents each year

3. 10% of the industrial accidents each year

4. None of the answers are correct

10% of the industrial accidents each year

Before starting the machine:

1. Check the transmission oil level.

2. Don’t do anything before starting the machine.

3. Check the hydraulic levels.

4. None of the answers are correct.

Check the transmission oil level.

You should warm the machine to:

1. Operating temperature

2. Cycle all controls

3. Move the machine to warm and circulate oil

4. None of the answers are correct

Move the machine to warm and circulate oil

When preparing to work on a machine, you should:

1. Always park the machine on an incline

2. Do not use the parking brake

3. Attach a "Do Not Operate" tag to the start switch

4. All of the answers are correct

Attach a "Do Not Operate" tag to the start switch

The #1 priority of any job is:

1. Attire

2. Safety

3. Correct technique

4. None of the answers are correct

Safety

To ensure safety in respect to attire, you should:

1. Wear safety glasses

2. Wear safety shoes

3. Do not wear finger rings

4. All of the answers are correct

All of the answers are correct

When checking the engine coolant level, don’t just check the overflow bottle, also check the level in:

1. The engine

2. You don’t need to check elsewhere

3. The radiator

4. All of the answers are correct

The radiator

Once the secondary steering is activated, it should remain on no longer than:

1. 1 minute

2. 2 minutes

3. 3 minutes

4. None of the answers are correct

1 minute

Before testing the secondary steering, the following conditions must be met:

1. The parking brake must be engaged

2. The transmission control switch must be in neutral

3. The battery disconnect switch is ON

4. All of the answers are correct

All of the answers are correct

If the alert indicator is amber in color, the secondary steering test was a success. (True or False)

True

Check the engine shutdown switch while the engine is off.

(True or False)

False

"Right" and "left" on the machine are determined by:

1. The operator’s sitting position in the cab

2. By standing in front of the machine

3. By standing behind the machine

4. None of the answers are correct

The operator’s sitting position in the cab

By turning the battery disconnect switch to off and removing the battery disconnect switch key, this deactivates the:

1. Accumulators

2. Electrical system

3. Monitoring system

4. None of the answers are correct

Electrical system

When replacing the primary and secondary air filter elements:

1. Be sure to bump and tap the air filter elements

2. Inspect the O-Ring seal on the air cleaner cover

3. Disregard the condition of the filters

4. None of the answers are correct

Inspect the O-Ring seal on the air cleaner cover

The secondary air filter cannot:

1. Be used on a motor grader

2. Be replaced

3. Be cleaned

4. None of the answers are correct

Be cleaned

You should never pre-fill a filter. (True or False)

True

If a funnel must be used to refill oil, be sure to use a:

1. Short-neck funnel

2. Long-neck funnel

3. Any length of funnel

4. None of the answers are correct

Short-neck funnel

The only gas that is approved for use in the accumulator is:

1. Dry nitrogen

2. Oxygen

3. Any kind of gas can be used

4. None of the answers are correct

Dry nitrogen

Charging of the accumulator with oxygen gas will cause an explosion. (True or False)

True

To correctly charge the accumulator, the piston in the blade cushion accumulator must be at the ______ of the cylinder.

1. Top

2. Bottom

3. Middle

4. None of the answers are correct

Bottom

Before the dry nitrogen pressure in the accumulator can be accurately checked, the temperature of the accumulator must be ________ to the ambient temperature.

1. Higher

2. Lower

3. Equal

4. None of the answers are correct.

Equal

The differential thrust pin:

1. Is located on the right side of the motor grader

2. Is located on the left side of the motor grader

3. Is located on the back side of the motor grader

4. None of the answers are correct

Is located on the left side of the motor grader

The Active Diagnostic Codes can also be accessed:

1. By pressing the Function key "F5"

2. By pressing the Function key "F2"

3. By pressing the Function key "F3"

4. None of the answers are correct

By pressing the Function key “F3”