Cdl Class A Pre-Trip

Front 1

Front of Truck

Back 1

Leaks (no puddles or drips from the engine or transmission)

Clearance Lights (amber in color, clean not cracked, broken or damaged)

Turn Signals (amber in color, clean not cracked, broken or damaged)

Headlights (clear in color, clean not cracked, broken or damaged)

Hint 1

4 Things

Front 2

Right Side of Engine

Back 2

Hoses (securely mounted, no dry-rot, cracks or leaks, no loose or missing clamps)

Belt (no dry-rot, cracks or fraying, 1/2-3/4 inch of play)

Alternator (securely mounted, functioning properly, belt driven, not cracked, broken or damaged, no loose or missing bolts)

Exhaust (securely mounted, no holes, leaks, cracks or soot trails indicating a leak, not cracked, broken or damaged, no loose or missing bolts or nuts)

Hint 2

4 Things

Front 3

Left Side of Engine (Fluids)

Back 3

Coolant (securely mounted, no dry-rot, cracks, leaks or damage, between add and full)

Power Steering (securely mounted, no dry-rot, cracks, leaks or damage, between add and full)

Engine Oil (between add and full)

Hint 3

3 Things

Front 4

Left Side of Engine (Components)

Back 4

Hoses (securely mounted, no dry-rot, cracks or leaks, no loose or missing clamps)

Water Pump (securely mounted, functioning properly, belt driven, not cracked, broken or damaged, no leaks or loose or missing bolts)

Air Compressor (securely mounted, functioning properly, gear driven, not cracked broken or damaged, no leaks or loose or missing bolts)

Hint 4

3 Things

Front 5

Left Front of Truck (Steering)

Back 5

Steering Box (securely mounted, no cracks or leaks not broken or damaged)

Steering Linkage (securely mounted, no cracks not broken, damaged, or bent)

Castle Nuts and Cotter Pins (tight, not missing)

Hint 5

3 Things

Front 6

Left Front of Truck (Suspension)

Back 6

Spring Mounts (securely mounted, not cracked, broken or damaged, no loose or missing bolts)

Leaf Springs (securely mounted, no cracked, broken, shifted or missing leafs)

U-Bolts (2 tight)

Shock Absorber (securely mounted, not cracked, broken, damaged, dented or leaking, no loose or missing bolts)

Hint 6

4 Things

Front 7

Left Front of Truck (Brakes)

Back 7

Brake Hoses (securely mounted, no dry-rot, cracks or leaks, not broken or damaged)

Brake Chamber (securely mounted, not cracked, broken, damaged, dented or leaking, no loose or missing bolts)

Push Rod (securely mounted, not cracked, broken, damaged or bent, no loose or missing hardware)

Slack Adjuster (securely mounted, not cracked, broken, damaged or bent, no loose or missing hardware, up to 1" of pull, 1-2" needs to be adjusted, over 2" is out of service)

Brake Pads

Brake Drums

Hint 7

6 Things

Front 8

Left Front of Truck (Wheel)

Back 8

Bud Rim (no cracks, dents damage or illegal welds)

Lug Nuts (no loose or missing nuts, no rust trails or shiny threads, indicating a loose nut)

Hub Seal (no leaks, oil level between add and full, no cracks, not broken or damaged, securely mounted, no loose or missing bolts)

Hint 8

3 Things

Front 9

Steer Tire

Back 9

Side Walls (no cuts, rips, or bulges)

Tread (no re-treads or separation, at least 4/32 inch of tread)

Pressure (check with a gauge 100-110psi)

Hint 9

3 Things

Front 10

Left Side of Cab

Back 10

Turn Signal (amber in color, no cracks not broken or damaged)

Mirror

Door

Steps

Emergency Equipment

Fuel Tank

Hint 10

6 Things

Front 11

Truck "Mid-Section"

Back 11

Air and Electrical Lines

Catwalk and Step

Frame and Cross members

Drive-Shaft

Hint 11

4 Things

Front 12

Front Drive Axle (Suspension)

Back 12

Spring Mounts (securely mounted, no cracks not broken or damaged, no loose or missing bolts)

Leaf Springs (securely mounted, no cracked, broken, shifted or missing leafs)

U-Bolts (2 tight)

Shock Absorber (securely mounted, not cracked, broken, damaged, dented or leaking, no loose or missing bolts)

Air Bags

Hint 12

5 Things

Front 13

Front Drive Axle (Brakes)

Back 13

Brake Hoses

Brake Chamber

Push Rod

Slack Adjuster

Brake Pads

Brake Drums

Hint 13

6 Things

Front 14

Front Drive Axle (Wheels)

Back 14

Bud Rims (no cracks, dents, damage or illegal welds)

Lug Nuts (no loose or missing nuts, no rust trails or shiny threads, indicating a loose nut)

Axle Seal (no leaks, no cracks, not broken or damaged securely mounted, no loose or missing bolts)

Hint 14

3 Things

Front 15

Front Drive Axle (Tires)

Back 15

Side Walls (no cuts, rips, or bulges)

Treads (no separation, at least 2/32 inch of tread, wearing evenly)

Pressures (check with a gauge 100-110psi)

Hint 15

3 Things

Front 16

Rear of Truck

Back 16

Mud Flap

Reflective Tape (DOT tape, clean and visible)

Lights and Reflectors (red in color, no cracks not broken or damaged, 4 functions: turn signals, 4ways, tail and brake lights)

Clearance

Hint 16

4 Things

Front 17

Fifth Wheel

Back 17

Platform and Mounting Bolts

Fifth Wheel Lock Pins

Release Arm

Locking Jaw

Fifth Wheel

King Pin and Apron

Hint 17

6 Things

Front 18

Front of Trailer

Back 18

Clearance Lights (amber in color, no cracks not broken or damaged)

Header Board

Hint 18

2 Things

Front 19

Under Trailer

Back 19

Frame

Floor

Cross Members

Landing Gear

Hint 19

4 Things

Front 20

Side of Trailer

Back 20

Clearance Lights (red in color, no cracks not broken or damaged)

Trailer Side

Reflective Tape (DOT tape, clean and visible)

Turn Signal (amber in color, no cracks not broken or damaged)

Door Tie

Hint 20

5 Things

Front 21

Sliding Tandem

Back 21

Release Arm (securely in the locked position, not cracked, broken, bent or damaged)

Locking Pins (securely in the locked position, not cracked, broken or damaged)

Hint 21

2 Things

Front 22

Front Trailer Axle (Suspension)

Back 22

Torque Rod (securely mounted, no cracks not broken, damaged or bent, no loose or missing hardware)

Spring Mounts (securely mounted, no cracks not broken or damaged, no loose or missing bolts)

Leaf Springs (securely mounted, no cracked, broken, shifted or missing leafs)

U-Bolts (2 tight)

Hint 22

4 Things

Front 23

Front Trailer Axle (Brakes)

Back 23

Brake Hoses

Brake Chamber

Push Rod

Slack Adjuster

Brake Pads

Brake Drums

Hint 23

6 Things

Front 24

Front Trailer Axle (Wheels)

Back 24

Bud Rims (no cracks, dents, damage or illegal welds)

Lug Nuts (no loose or missing nuts, no rust trails or shiny threads, indicating a loose nut)

Hub Seal (no leaks, oil level between add and full, no cracks, not broken or damaged, securely mounted, no loose or missing bolts)

Hint 24

3 Things

Front 25

Front Trailer Axle (Tires)

Back 25

Side Walls (no cuts, rips, or bulges)

Treads (no separation, at least 2/32 inch of tread, wearing evenly)

Pressures (check with a gauge 100-110psi)

Hint 25

3 Things

Front 26

Rear of Trailer

Back 26

Mud Flap

Clearance Lights (red in color, no cracks not broken or damaged)

Doors

Door Chains

Reflective Tape (DOT tape, clean and visible)

Lights (red in color, no cracks not broken or damaged, 4 functions: turn signals, 4ways, tail and brake lights)

Hint 26

6 Things

Front 27

Exterior Light Check

Back 27

Trailer: Marker, Clearance, Left Turn Signal, Right Turn Signal, Four Ways, Tail, and Brake Lights.

Truck: Clearance, Left Turn Signal, Right Turn Signal, Four Ways, High and Low Beam Lights.

Hint 27

Trailer: 7 Light Types

Truck: 6 Light Types

Front 28

Cab Check

Back 28

Seat Belt

Mirrors

Wind Shield

Hint 28

3 Things

Front 29

Safety start

Back 29

Step 1: Push In the Clutch

Step 2: Truck In Neutral

Step 3: Start the Engine

Step 4: Release Clutch (slowly)

Step 5: ABS Bulb Check (comes on and goes off)

Hint 29

5 Steps

Front 30

Gauges

Back 30

Oil Pressure

Temperature

Volt Meter

Air Pressure

Hint 30

4 Things

Front 31

Dash Indicator Lights

Back 31

Left Turn Signal

Right Turn Signal

Four Ways

High Beam

Low Beam

Hint 31

5 Things

Front 32

Controls (Other)

Back 32

Wipers (functioning properly, clearing windshield)

Washer Fluid (functioning properly)

City Horn (works)

Highway Horn (works)

Hint 32

4 Things

Front 33

Dash (Other)

Back 33

Heater (working, good air flow)

Defroster (working, good air flow)

Fuses (glove box)

Relays (glove box)

Hint 33

4 Things

Front 34

Brake Test

Back 34

Step 1: Trailer Brakes (engine running, release truck brakes, 1st gear, tug on trailer)

Step 2: Tractor Brakes (set truck brakes, release trailer brakes, tug on truck)

Step 3: Service Brakes (release truck brakes, roll forward 5mph, apply service brake, stops, doesn't pull to the left or right, stops in a straight line)

Hint 34

3 Detailed Steps

Front 35

LAB (Leaks)

Back 35

Step 1: Engine off (in gear)

Step 2: Ignition on

Step 3: Brakes Released (trailer and truck)

Step 4: Apply Service Brake (hold)

Step 5: Leak Down Test (leak no more than 4 psi in 1 minute)

Hint 35

5 Detailed Steps

Front 36

LAB (Alarms)

Back 36

Step 6: Fan Brakes

Step 7: Warning Light and or Buzzer (before reaching 60 psi)

Hint 36

2 Detailed Steps

Front 37

LAB (Buttons)

Back 37

Step 8: Fan Brakes (20-40psi)

Step 9: Tractor Protection Valve (should close)

Step 10: Red Trailer Button (pop out first, followed by)

Step 11: Yellow Truck Button

Hint 37

4 Detailed Steps