tractor test

通報

問題一覧

1 What problems and hazards can soft ground cause to an agricultural tractor?

1. 1. Slows the speed of the tractor

2 When travelling on wet clay, what effect does this have on the agricultural tractor?

Wet clay reduces the tyre grip and traction and may cause loss of control.

3 Before uncoupling a trailed implement, what should be ensured?

1. 1. Ensure that the ground is firm and clear of hazards

4 Who should determine the maximum load that should be placed into the trailer?

The agricultural tractor operator

5 State TWO requirements of using a stop block or earth bank (berm) at a trench discharging point

1. 1. To show the stopping point

6 If you are setting up to work in a pedestrianised area, state THREE factors that need to be taken into account.

1. 1 Safe route for the pedestrians with appropriate signage should be provided

7 a) What determines the minimum distances that any part of plant and machinery has to be kept from overhead electricity lines and b) Explain why a distance has to be kept

a) The amount of voltage that runs through the electricity lines and the support used for the electricity lines (wooden or metal poles)

8 When working in a confined area or space, name THREE hazards that can occur.

1. 1. Fumes

9 Why should the driven speed of a PTO-driven implement be checked before attaching to the tractor?

Because the implement could be driven at the wrong speed

10 Why should the hydraulic pipe connections be cleaned before re-connecting to the implement and or tractor?

1, Because it prevents the contamination of the oil

11 What is the function of an "automatic pick up hitch"?

It allows the trailed implement to be hitched without the operator leaving the cab

12 Why should a lunch pin/safety pin be fitted to the drawbar pin after connecting a trailer?

Without the safety pin in place the drawbar pin could fall out

13 On trailer operations, give TWO reasons why the tractor operator should have an understanding of the type of spoil being transported

1. It can affect the way it is transported (I.e. fluid - semi fluid)

14 What may happen if turning too tight whilst driving a PTO-trailed implement?

The PTO shaft will be at increased angle and may be damaged or fall

15 During work, the engine starts to overheat. Explain the danger if someone tries to remove the radiator or expansion tank cap.

Removing the radiator tank cap will cause the hot liquid inside to be released under pressure and could cause burns to the operator.

16 The operator is asked to tip material from a trailer into a trench. State FIVE different requirements that must be considered or implemented before tipping commences.

1. Trench edge collapse/shoring requirements

17 How are agricultural tractors classified?

By the horsepower of the engine

18 When parking the machine at the end of the shift, name THREE places where the tractor should NOT be parked

1. Do not park in front of entrances and exits

19 What speeds may PTO shafts be driven at?

540 and a 1000 rpm

20 a) Why should the body of the trailer be raised slowly/carefully when discharging wet or sticky material and b) What would be a consequence if this was not done?

a) The material could jam

21 a) Name THREE purposes of the raised treads on tyres and 4 b) What can happen to a dumper if the treads are severely worn?

a)1. Providing help when braking

22 Larger agricultural Tractors tend to have a turbo-charged engine a) What is the normal procedure before switching off the engine after working and b) What happens if the procedure is not followed?

a)Let the engine idle for a few minutes before switching off

23 Operators should lower the trailer fully before driving away. Give TWO possible consequences if this is not carried out?

1. The trailer could tip over sideways, especially on uneven ground

24 What is the purpose of the ROPS cab?

The purpose of ROPS is to provide protection in the eventuality of a rollover with the tractor

25 Which part of the shaft must PTO shaft guarding cover?

The whole shaft must be covered by a guarding cover

26 The operator has to use a new type of implement 5 that they are unfamiliar with. What do Regulations (I.e. PUWER 98) and other guidance require the operator to have?

The operator is required to have the correct instruction, training and up-to-date information on that particular implement

27 The operator has been asked to drive the machine onto a transporter/trailer. a) Who is responsible for the loading operations and b) State FOUR actions to be considered by the operator before loading commences.

a)The transporter driver is responsible for the siding operation

28 If a higher operating speed (1000rpm) is selected for an implement designed to run at the lower speed (540 rpm), what may occur during operation?

The implement would over speed and may disintegrate causing possible damage and injury

29 On tractors equipped with power shift transmissions, manufacturers state that the parking brake is to be fully applied when parking and not just leaving the machine in gear. Explain why.

Hydraulic transmissions (in most cases) do not hold the tractor, particularly on slopes

30 Give THREE possible reasons why agricultural tractors should not stray off the designated travel routes.

The tractor should not stray of designated routes because it can: 1. Damage underground services

31 If checking the oil level using a dipstick, why must gloves be worn?

Gloves must be worn to avoid oil contact with the skin which can cause skin problems

32 If applicable, whenever possible, who should decide the positioning of the tractor and trailer when being loaded?

The loader operator

33 Where required, in what situation does a hard hat NOT need to be worn when operating an agricultural tractor?

Only when sitting in an enclosed cab that meets the FOPS specification

34 Why must the seat belt be worn at all times, even with the cab door closed?

Because the operator will be held stable in the eventuality of a rollover.

35 When typing a load, the centre of gravity of the machine changes. a) How does this affect the dump truck and b) state TWO actions to avoid accidents

a) Weight is transferred both further to the rear and higher

36 If the operator has to top-up the transmission oil, state TWO precautions to ensure cleanliness of the system

1. Clean the filler/access cap and area surrounding before removing the cap

37 What is the possible consequence of using a tyre with a deep cut in the sidewall?

Debris and sharp objects can enter in the cut causing the tyre to puncture

38 If a load has to be tipped on a slope, what may happen if the load is tipped downhill and why?

Weight transfer can cause the trailer to tip rearwards

39 For construction purposes, if the tractor is being travelled on the public highway, the Road Traffic Act applies. a) What type of licence and which class should the operator hold and b) What is the minimum age allowed?

a)Full UK Driving Licence bearing category 8

40 Describe one application when the hand throttle can safely be used.

1. When driving PTO driven implements whilst static

41 Before leaving the cab for a rest break, after parking and switching off the machine, what final action must be carried out?

The machine must be isolated, windows closed, door closed and locked to prevent unauthorised access.

42 a) What is the minimum distance allowed near open trenches when travelling an agricultural tractor and b) Explain why?

a) Greater that the trench depth

43 a) When should 4-wheel drive is not selected and b) Explain why?

a)On hard surfaces

44 An operator has to travel on a public highway for which the road traffic act applies. List SIX requirements that must be followed

1. The machine must be taxed

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