PMI midterm spring 2024

What does PMI stand for

• preventive maintenance inspection

• preventive maintaining

  inspection

• Pro demand maintenance inspection

• preventive maintenance installation

before you begin a PM inspection, what (2) safety checks must be done to protect your self and the vehicle?

• start tractor

• choke wheels

• check air brake valve is pulled

• check for air leaking

The low air warning light and or buzzer should activate when the air pressure is at _____ or below

• 20 psi

• 33 psi

• 120 psi

• 60 psi

A Air Governor should cut out when the air pressure is between ____ and ____.

• 120-135

• 135-150

• 100-110

• 105-115

What does a air governor do for a tractor (semi) .

• controls air pressure for steering system

• controls air pressure for suspension

• controls air pressure for the compressor

• controls air pressure for the check valve

what are the 3 terms (parts) for a frame (this does not refer to parts added to the frame, just the body straights of the frame)

• Web

• Flange

• Cup

• rail

Torque rods are used on most suspension systems to keep the ____ in alignment with each other and the frame

• tires

• tie rods

• axles

• pitman arms

what is this brake component

• S cam

• Brake liner

• pressure plate

• slack adjuster

what is this brake component

• slack adjuster

• S cam

• king pin

• idler arm

what is this brake component

• brake drum

• slack adjuster

• air bag

• brake chamber