What happens if the stacker for loading and unloading goods suddenly stops lifting?

• cause cargo pushing
• damage the stacker structure
• break the shuttle
• overturn the stacker

What should the operator do when the stacker is loaded with goods?

• he c an get off the stacker or leave the stacker
• he can get off the stacker but cannot leave the stacker
• by no means can he get off the stacker or leave the stacker
• the driver decides for himself to get off the stacker or leave the stacker

Which type of forklift has the lowest CO2 emissions?

• gasoline engine
• diesel engine
• electric
• liquefied petroleum gas

What needs to be stated on the sticker of the stacker type certification marks?

• model
• qualified number
• maximum load
• base load (load -bearing) center

What should you do if the cargo on the pallet suddenly skews when the stacker with load is moving?

• ask someone else to help straighten the goods
• immediately lower the pallet to the ground and adjust the position of the cargo
• do not carry to avoid danger
• ignore it

Where should the cargo be kept when the stacker goes downhill?

• front
• rear
• either front or rear will be all right
• not lower than eye height

When the stacker goes uphill, the cargo should be kept at:

• the front
• the rear
• either the front or t he rear
• no lower than the height of eyes

What can the employer do when the physical examina tion finds that the employee is not suitable for a certain job?

• the employer may force him to do the work
• the employer can fire the employee
• the employer must not hire him for the work
• the employer makes decisions according to the employee' wishes

What is the appearance of the important operating procedures, methods and other related marks in the marking besides the color classification?

• round
• rectangular
• triangle
• trapezoid

When the stacker starts the engine inspection, the combustion status is judged to be incomplete combustion (too rich in oil and gas). What is the color of its exhaust smoke?

• colorless
• a little light blue
• white
• black