Thwaites Mach 440 Operator's Instruction Manual

Thwaites Mach 440 Operator's Instruction Manual

3 tonne front tip/3 tonne hi-swivel

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3 – 4 Tonne (Manual)
Mach 440, Mach 445, Mach 470,
Mach 473, Mach 479
Operator's
Instruction
Manual
Mach 470 - 3 Tonne Front Tip
Mach 479 - 3 Tonne Hi-Swivel

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Summary of Contents for Thwaites Mach 440

  • Page 1 3 – 4 Tonne (Manual) Mach 440, Mach 445, Mach 470, Mach 473, Mach 479 Operator’s Instruction Manual Mach 470 - 3 Tonne Front Tip Mach 479 - 3 Tonne Hi-Swivel...
  • Page 2: Safety Symbols

    It is the policy of Thwaites Limited to promote safety in the Due to the varied nature of the operation of site dumpers and operation of its machines and to create a general awareness of...
  • Page 3: Before Operating This Machine

    Before operating this machine Read this manual Distributor Contact your Thwaites dealer in case of further questions Learn to operate this machine Ensure you are fit to operate Wear correct safety clothing and ensure safety equipment is available Complete Checks in Section...
  • Page 4 Before operating this machine Visually check the machine Are the chassis lock and the skip lock disengaged? Are the controls, crush zone and hydraulic rams clean, and clear of debris? Walk Around The Machine Is the Roll-Over Protective frame (ROPS frame) secure, fully upright and undamaged? Is the seatbelt anchorage secure and serviceable? Are the covers and mudguards secure?
  • Page 5 Before operating this machine Mount the machine and check the controls Use the grabrails and foot steps provided to manoeuvre into the seating position. Face the machine at all times when mounting and dismounting Is the engine cover secure and locked? Adjust the seat position for comfort and easy access to controls Fasten the seatbelt.
  • Page 6: Layout Of Controls

    Layout of controls Control locations & functions Steering wheel Direction indicator selector - Forward = left turn - back = right turn* Lights - twist 1 = sidelights ON - Twist 2 = Dipped headlights ON* Up = Flash. Down = main beam* Hazard warning light switch* Beacon switch* Foot brake pedal...
  • Page 7 Control functions - in depth Seat adjustment Type 1: A – Push down to set driver weight (seat empty) Push fully down and release to reset (seat empty) B – Lift to slide seat assembly forwards/backwards C – Lift to slide cushion forward and set backrest Type 2: E –...
  • Page 8 Control functions - in depth Gear lever - left hand Forward-left Forward-right Third Gear First Gear Neutral Back-left Back-right Second Gear Reverse Hand brake lever - right hand When the machine is stationary (or in an emergency): • Pull up to apply •...
  • Page 9 Control functions – in depth Steering wheel – both hands • Turn the wheel clockwise to turn machine right • Turn the wheel anticlockwise to turn machine left When using the spinner knob for low-speed single-handed steering ensure the non-steering hand is on the engine cover grabrail Skip-tip lever (Front tip and Powerswivel models) –...
  • Page 10 Control functions – in depth Lowering and raising the folding ROPS frame • Remove linch pins and withdraw frame lock pins • Lower frame and insert lock pins and linch pins in new position • Reverse the procedure to raise the frame •...
  • Page 11: How To Start And Stop The Engine

    How to START and STOP the engine To start the engine • Depress clutch pedal (Start inhibitor fitted) • Depress accelerator pedal fully and turn the key clockwise to the start position ‘S’ All panel lights self-test (illuminate) and should extinguish on start-up.
  • Page 12: Preliminary Checks

    Preliminary checks Function checks – engine ON Brakes • Does the foot brake pedal feel firm? • Carry out hand brake test (Described on next page). Steering • Rotate steering clockwise and anti-clockwise Electrics • Does the horn sound? • Does the reverse alarm sound? (Optional). •...
  • Page 13 How to test the hand brake WARNING • Before testing handbrake, ensure that the machine is on firm, level ground and that the area is clear of people. • Do not operate a machine that has failed the handbrake test. •...
  • Page 14 Driving procedure and safe parking Moving from rest and stopping • Depress clutch pedal • Select first gear • Slowly depress accelerator pedal, release clutch pedal and hand brake lever and move slowly • Hold steering wheel with both hands •...
  • Page 15 DANGER IMMEDIATE HAZARDS WHICH WILL RESULT IN SEVERE PERSONAL INJURY OR DEATH WORKING ON GRADIENTS Powerswivel and Hi-Swivel DO NOT exceed maximum stated gradients DO NOT turn across gradients DO NOT brake suddenly in wet, muddy, icy conditions or when operating on loose surfaces DO NOT run down hill with controls in neutral DO NOT operate raise mechanism on sloping ground (Hi...
  • Page 16: Working Under A Raised Skip

    DANGER IMMEDIATE HAZARDS WHICH WILL RESULT IN SEVERE PERSONAL INJURY OR DEATH VISIBILITY Check ahead and behind machine before operation Be aware of low-visibility areas when operating Before operating, sound the horn to warn people in the immediate area CRUSH ZONE Stay clear of articulation area when the engine is running.
  • Page 17: Unloading The Machine

    WARNING HAZARDS OR UNSAFE PRACTICES WHICH COULD RESULT IN SEVERE PERSONAL INJURY OR DEATH LOADING THE MACHINE DO NOT exceed the machine’s rated capacity Apply hand brake, set transmission to NEUTRAL, turn engine OFF, disembark the machine and STAND CLEAR Clear debris from controls Ensure SAFE STABLE LOW load which allows good visibility Reduce payload if materials being carried are not free...
  • Page 18 WARNING HAZARDS OR UNSAFE PRACTICES WHICH COULD RESULT IN SEVERE PERSONAL INJURY OR DEATH DRIVING DO NOT drive with the NEVER dismount from skip tipped a moving machine (bulldozing) Avoid confined work DO NOT carry areas - exhaust fumes passengers and noise can be a hazard Site hazards to avoid:...
  • Page 19: Towing A Trailer

    DO NOT exceed maximum tow bar pull or vertical load Towing must not be carried out on sloping ground Always use a Thwaites-approved towing pin TRANSPORTATION Reverse machine slowly onto a suitable trailer DO NOT drive the machine forwards when loading...
  • Page 20 CAUTION HAZARDS OR UNSAFE PRACTICES WHICH COULD RESULT IN MINOR PERSONAL INJURY OR PRODUCT OR PROPERTY DAMAGE USING A CRANE TO LIFT THE MACHINE Tip skip fully forward Place the locking channel over the tipping ram-rod, then reset the skip until it is impeded by the channel Engage chassis locking bar Lift using centre eye provided Hi-Swivel...
  • Page 21: Troubleshooting

    Air in fuel system Check fuel line connections Black engine smoke Air filter clogged (Indicator red) Replace or clean air filter Fuel system defect Contact Thwaites dealer Wrong fuel Replace fuel and filter Engine oil pressure Low oil level Top up engine oil High engine temperature Radiator choked.
  • Page 22 Data Chart – Powerswivel and Hi-Swivel Dimensions (mm) 4T Hi-Sw Noise Weight (Kg) Hi-Sw A. Length ................4010 ... 4107 ..3972 Unladen Airborne (10 m) B. Width ................1770 ... 1859 ..1770 Front axle ............880 ..990 ..1120 C.
  • Page 23 Data Chart – Front Tip Dimensions (mm) Weight (Kg) Noise A. Length ................... 3848 ..3848 Unladen Airborne (10 m) B. Width ....................1930 ..1980 Front axle ............... 690 ..740 C. Height (ROPS frame & beacon) ..........3140 ..3213 Rear axle ..............
  • Page 24 Check condition/tension This machine must be serviced after first 50 hours Normal service intervals: 250 hours 500 hours 1000 hours 2000 hours Contact local Thwaites Distributor for details or www.thwaitesdumpers.co.uk Note: failure to use Thwaites-approved lubricants may invalidate your warranty...

This manual is also suitable for:

Mach 445Mach 470Mach 473Mach 479

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