Forklift Certification Practice Test (Jan.27)

Your Name

Your ID No.

What is the name of the internal stress that has not disappeared after the stacker shelf is heated around the welding bead?

• thermal stress
• thermal resistance
• thermal tension
• residual stress

The higher the engine oil number, how is the viscosity of the engine oil represen ted?

• the stronger
• the weaker
• unchanged
• not necessarily

Which of the following is the driving device of the stacker?

• shuttle
• lifting mast
• manual transmission
• mast chain

What is the main use of the shuttle at the front end of the stacker so that it can freely lift and tilt forward or backward?

• hydraulic pressure
• oil pressure
• air pressure
• dynamic pressure

How does the compression ratio of a gasoline engine compare to that of a diesel engine?

• high
• low
• the same
• not necessarily

Which of the following items do not need to be checked for diesel engines?

• carburetor
• fuel tank
• jet pump
• fuel filter

How do you deal with the speaker of the stacker?

• can only be used outdoors
• only used for testing before lifting
• the function must be maintained frequently
• avoid using it as much as possible

After the diesel stacker engine starts, the exhaust pipe emits a lot of black smoke. What is the possible reason?

• the air filter is clogged
• the diesel oil circuit is blocked
• the engine oil is insufficient
• the cylinder wears