Terex TR70 Maintenance Manual
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Terex TR70 Maintenance Manual

Terex TR70 Maintenance Manual

Off-highway truck
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TR70
Off-Highway Truck
Maintenance Manual
TECHNICAL PUBLICATIONS DEPARTMENT
TEREX EQUIPMENT LIMITED,
MOTHERWELL, SCOTLAND, ML1 5RY
REF. NO. SM789
SM 1909 Rev 2 02-02

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  • Page 1 TR70 Off-Highway Truck Maintenance Manual TECHNICAL PUBLICATIONS DEPARTMENT TEREX EQUIPMENT LIMITED, MOTHERWELL, SCOTLAND, ML1 5RY REF. NO. SM789 SM 1909 Rev 2 02-02...
  • Page 2 Find manuals at http://best-manuals.com/search?&s=TEREX-SM1909...
  • Page 3 TEREX SERVICE DEPARTMENT TEREX Equipment Limited, Motherwell, Scotland ML1 5RY Tel. (0698) 732121 Tlx. 77141 Fax. (0698) 734046 TEREX Division, Tulsa, Oklahoma, 74107 USA Tel. (918) 446-5581 Fax. (918) 446-9752 Find manuals at http://best-manuals.com/search?&s=TEREX-SM1909...
  • Page 4 THIS PAGE IS INTENTIONALLY LEFT BLANK Find manuals at http://best-manuals.com/search?&s=TEREX-SM1909...

  • Page 5: Important Safety Notice

    WARNING Never use parts which are altered, modified, or weakened in operation. This can seriously jeopardize the integrity of the machine and could result in property damage or serious personal injury. SM 222 Rev 1 9-93 Find manuals at http://best-manuals.com/search?&s=TEREX-SM1909...
  • Page 6 THIS PAGE IS INTENTIONALLY LEFT BLANK Find manuals at http://best-manuals.com/search?&s=TEREX-SM1909...
  • Page 7 TABLE OF CONTENTS Section No. Description SM No. GENERAL INFORMATION 0000 TR70 Off-Highway Truck 1911 CHASSIS 0010 Chassis, Hood and Fenders 1918 ENGINE 0030 Engine and Mounting 1923 0050 Air Cleaner 1925 0130 Power Takeoff 1914 TRANSMISSION 0010 Transmission and Mounting...
  • Page 8 Air Conditioning and Mounting 2043 BODY 0010 Body and Mounting 1917 MISCELLANEOUS 0020 Lubrication System 2030 0070 Service Tools 2037 Rev 1 0080 Standard Bolt and Nut Torque Specifications 1238 0090 Unit Storage 1239 SM 1910 Rev 2 02-02 Find manuals at http://best-manuals.com/search?&s=TEREX-SM1909...
  • Page 9 GENERAL INFORMATION - TR70 Off-Highway Truck Section 000-0000 SM - 2409 1 536 4 270 Body (5-0) (14-0) Depth 3 940 (12-11) 1080 Vehicle Clearance Diameter (SAE) 22.4 m (73-6) (3-6) (2-0) 8 380 1 500 (27-6) (4-11) 2 995 (9-10)
  • Page 10 General Information - TR70 Off Highway Truck Section 000-0000 DRIVE AXLE Parking Heavy duty axle with single reduction spiral bevel gear Application of rear brakes by springs in brake disc pack. differential, full floating axle shafts, and planetary reduction Hydraulically released.
  • Page 11 General Information - TR70 Off-Highway Truck Section 000-0000 BODY Typical Noise Levels Longitudinal 'V' type floor with integral transverse box- Operator Ear (ISO 6394) ..........81 dbA section stiffeners. The body is exhaust heated and rests on resilient impact absorption pads.
  • Page 12 THIS PAGE IS INTENTIONALLY LEFT BLANK Find manuals at http://best-manuals.com/search?&s=TEREX-SM1909...

  • Page 13: Installation

    Block all road Using a suitable lifting device, align the component to wheels. be installed in position on the chassis. Secure the component securely to the chassis with mounting hardware removed during removal. SM 1918 7-00 Find manuals at http://best-manuals.com/search?&s=TEREX-SM1909...

  • Page 14: Maintenance

    Successfully welded repairs will depend to a great To keep rust and corrosion to a minimum, periodic extent upon the use of the proper equipment, materials painting of abrasions and other exposed metal areas on the frame is highly recommended. SM 1918 7-00 Find manuals at http://best-manuals.com/search?&s=TEREX-SM1909...
  • Page 15 7 - Hardened Washer 15 - Handrail & Kickstrip Assembly 23 - Mirror 8 - Platform LHS 16 - Handrail Assembly LH 24 - Mirror Wide Angle Fig. 3 - Exploded View of Fenders and Mounting SM 1918 7-00 Find manuals at http://best-manuals.com/search?&s=TEREX-SM1909...
  • Page 16 4 - Washer 7 - Bolt 2 - RH Step Assembly 5 - Nut 8 - Washer 3 - Bolt 6 - Step 9 - Locknut Fig. 4 - Exploded View of Ladders and Handrails SM 1918 7-00 Find manuals at http://best-manuals.com/search?&s=TEREX-SM1909...
  • Page 17 4 - Locknut 7 - Washer 2 - Grille 5 - Bolt 8 - Bolt 3 - Hardened Washer 6 - Bolt 9 - Hardened Washer Fig. 5 - Radiator Guard and Mounting SM 1918 7-00 Find manuals at http://best-manuals.com/search?&s=TEREX-SM1909...
  • Page 18 15 - Mudflap RH Front 29 - Mudflap LH 22 - Locknut 8 - Mudflap 16 - Bracket Assembly 30 - Mudflap RH 23 - Hardened Washer Fig. 6 - Exploded View of Mudflaps and Mounting SM 1918 7-00 Find manuals at http://best-manuals.com/search?&s=TEREX-SM1909...
  • Page 19 (13) and two mounting brackets (9) at engine (1). The oil is forced by pump pressure the front of engine (1) and two rear mounts (21). through a passage in the filter adaptor and into the SM 1923 7-00 Find manuals at http://best-manuals.com/search?&s=TEREX-SM1909...
  • Page 20 The fault should be diagnosed and injection timing. corrected at the earliest opportunity. SM 1923 7-00 Find manuals at http://best-manuals.com/search?&s=TEREX-SM1909...

  • Page 21: Operation

    High Coolant Temperature Low Oil Pressure malfunction and the check engine light on the dash panel will illuminate. High Oil Temperature At this point the ECM (1) will go into backup control SM 1923 7-00 Find manuals at http://best-manuals.com/search?&s=TEREX-SM1909...
  • Page 22 Low Coolant Level, High Coolant have been flashed, the process of flashing the codes Temperature, Low Oil Pressure and High Oil will repeat until the conditions for code flashing are Temperature. no longer satisfied. SM 1923 7-00 Find manuals at http://best-manuals.com/search?&s=TEREX-SM1909...
  • Page 23 Aux. output #4 short to ground (high side) - T3 Aux. output #4 mechanical system fail - T3 SEL open circuit SEL short to battery (+) CEL short to battery (+) CEL open circuit SM 1923 7-00 Find manuals at http://best-manuals.com/search?&s=TEREX-SM1909...
  • Page 24 Aux. output #1 open circuit - F3 Aux. output #2 short to battery (+) - A2 Aux. output #2 open circuit - A2 Aux. output #5 short to battery (+) - W3 Aux. output #5 open circuit - W3 SM 1923 7-00 Find manuals at http://best-manuals.com/search?&s=TEREX-SM1909...
  • Page 25 Oil filter restriction sensor voltage high Oil filter restriction sensor voltage low Coolant pressure sensor input voltage high Coolant pressure sensor input voltage low Air inlet pressure sensor input voltage high Air inlet pressure sensor input voltage low SM 1923 7-00 Find manuals at http://best-manuals.com/search?&s=TEREX-SM1909...
  • Page 26 Barometric pressure sensor input voltage high Pump pressure sensor input voltage low Barometric pressure sensor input voltage low Coolant pressure low High range coolant pressure low Fuel restriction high Maintenance alert coolant level fault SM 1923 7-00 Find manuals at http://best-manuals.com/search?&s=TEREX-SM1909...
  • Page 27 SM 1923 7-00 Find manuals at http://best-manuals.com/search?&s=TEREX-SM1909...
  • Page 28 (1) then remove fan. 6. Loosen the fan hub mounting bolts and turn the adjusting rod anticlockwise enough to allow slack in poly 'V' belts. Remove poly 'V' belts. SM 1923 7-00 Find manuals at http://best-manuals.com/search?&s=TEREX-SM1909...

  • Page 29: Installation

    Tighten bolts in a star shown in Fig. 1. Tighten bolts (14) to a torque of shaped pattern to a torque of 34 Nm (25 lbf ft). 170 Nm (230 lbf ft) lubed. SM 1923 7-00 Find manuals at http://best-manuals.com/search?&s=TEREX-SM1909...
  • Page 30 The oil level should be up to, but not over, 18. Using suitable lifting equipment, install hood the MAXIMUM mark (hot level). assembly into position on the vehicle. Secure hood assembly with mounting hardware removed at removal. SM 1923 7-00 Find manuals at http://best-manuals.com/search?&s=TEREX-SM1909...

  • Page 31: Cooling System

    Section wear can result due to belt length variation. All belts 300-0020, LUBRICATION SYSTEM. in a matched belt set are within 0.81 mm (0.032 in) of SM 1923 7-00 Find manuals at http://best-manuals.com/search?&s=TEREX-SM1909...

  • Page 32: Special Tools

    SPECIAL TORQUE SPECIFICATIONS TORQUE FIG. NO. ITEM NO. ITEM NAME lbf ft Bolt Bolt Bolt Bolt Bolt Fan Hub Mounting Bolts SM 1923 7-00 Find manuals at http://best-manuals.com/search?&s=TEREX-SM1909...

  • Page 33: Engine Air Cleaner

    Refer to allowable limit. When air restriction levels are reached, SM 1925 7-00 Find manuals at http://best-manuals.com/search?&s=TEREX-SM1909...

  • Page 34: Air Cleaner Assembly

    The elements should not be serviced on Note: Air cleaner body (1) should be thoroughly cleaned twice a year. Do not apply heat in any form to the basis of visual observation as this would lead to SM 1925 7-00 Find manuals at http://best-manuals.com/search?&s=TEREX-SM1909...

  • Page 35: Primary Element

    1. Release latches (5) on cover assembly (4) and 9. Install primary element (2) in air cleaner body (1). remove cover assembly from air cleaner body (1). SM 1925 7-00 Find manuals at http://best-manuals.com/search?&s=TEREX-SM1909...

  • Page 36: Secondary Element

    These tools are As a dry air cleaner element becomes loaded with available from your dealer. dust, the vacuum on the engine side of the air cleaner SM 1925 7-00 Find manuals at http://best-manuals.com/search?&s=TEREX-SM1909...

  • Page 37: Description And Operation

    PTO cover (26) so that the pump can be installed in the same position at installation. 1. Remove locknut (16) and hardened washer (19) from driveshaft (15). Pull yoke (22) from driveshaft (15). SM 1914 7-00 Find manuals at http://best-manuals.com/search?&s=TEREX-SM1909...
  • Page 38 7. Pull bearings (10 & 11) from flywheel cover case (1) with a suitable bearing puller. 4. Inspect flywheel cover case (1) and PTO cover (26) for cracks. If either flywheel cover case (1) or PTO SM 1914 7-00 Find manuals at http://best-manuals.com/search?&s=TEREX-SM1909...

  • Page 39: Lubrication System

    5. Install new oil seal (9) into centre bore in PTO cover (26) so that it is flush with PTO cover (26) face. See 6. Remove wheel blocks from all road wheels. Fig. 1. SM 1914 7-00 Find manuals at http://best-manuals.com/search?&s=TEREX-SM1909...
  • Page 40 These tools are available from your To drain: Remove drain plug (6) from flywheel cover dealer. SPECIAL TORQUE SPECIFICATIONS TORQUE FIG. NO. ITEM NO. ITEM NAME lbf ft Locknut 950 - 1 085 700 - 800 SM 1914 7-00 Find manuals at http://best-manuals.com/search?&s=TEREX-SM1909...
  • Page 41 This as a preview PDF file from best-manuals.com Download full PDF manual at best-manuals.com...

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