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Summary of Contents for Claas Mercedes-Benz OM906LA
- Page 1 Mercedes-Benz OM906LA Mercedes-Benz OM926LA Repair manual Service & Parts...
- Page 2 1044-004...
- Page 3 1044-004 Table of contents Introduction General Information..........................General repair instructions........................Torque settings............................CCN explanation CCN (CLAAS Component Number)......................CCN (CLAAS Component Number) Safety General Information..........................01 Engine 0102 Complete component........................0105 Engine suspension......................... 0110 Engine housing..........................0115 Engine unit............................0120 Cylinder head / Valves / Idler gear....................
- Page 4 Introduction General Information 1044-004 Introduction General Information 162113-001 Validity of manual This manual applies to the Mercedes-Benz diesel engines below: Engine Type design Engine no. OM 906 LA 906.991 906.991-00-xxxxxx OM 926 LA 926.929 926.929-00-xxxxxx OM 926 LA 926.959 926.959-00-xxxxxx OM 926 LA 926.970 926.970-xx-xxxxxx...
- Page 5 Different product groups have different assembly structures. CLAAS makes every effort to keep this assembly structures identical in any document. Search and find Due to the constantly recurring assembly structure, the subject in question can be quickly found using the table of contents or the header of this manual.
- Page 6 Introduction General Information 1044-004 Abbreviations Abbreviation Description bar (unit for pressure) approx. approximately Centimetre German Standardization Institute European Community European Standard Satellite navigation system Hours Ident no. Identification number of machine International Standardization Organisation Kilogram Kilopascal Kilometre km/h Kilometres per hour Metre Millimetre Newtonmetre...
- Page 7 Ignition top dead centre (diesel engine piston position) Overlap TDC Valve overlap top dead centre (diesel engine piston position) Bottom dead centre (diesel engine piston position) Your CLAAS Service Department 00 0296 433 2 - RHB Dieselmotor OM906/926LA - 10/2014...
- Page 8 Introduction General repair instructions 1044-004 General repair instructions 123153-002 Technical specifications Technical specifications, dimensions and weights are non-binding. Technical specifications are subject to modification in the course of technical development, and all errors and omissions are excepted. 123192-003 Information on proper repairs ►...
- Page 9 Introduction General repair instructions 1044-004 ► Apply the glue only in the areas shown in the figure if possible. When applying the glue at an unfavourable spot or when applying too much glue, the joint may tear off when loosening. ►...
- Page 10 ► Do not install parts with tough grease. ► Clean shaft (1), hub (2), parallel key (3) and tapered rings (4) thoroughly and apply some CLAAS AGRIGREASE LC 00 / 000. ► Tighten to the specified torque. ► In case of several taper ring fasteners fitted behind one another, tighten those separately.
- Page 11 Introduction General repair instructions 1044-004 123163-004 Gib head key joints Dismounting ► Slacken off gib head key (1) with a blow if possible. ► Use an auxiliary tool (2) if required. 154811-001 ► Drive out the gib head key (2) with a key drawer (1).
- Page 12 ► To make dismounting easier, the inner race and the shaft can be coated with CLAAS AGRIGREASE LC 00 / 000. ► Tighten set screw (4). 154500-001 00 0296 433 2 - RHB Dieselmotor OM906/926LA - 10/2014...
- Page 13 Introduction General repair instructions 1044-004 120831-003 Adapter sleeve bearings Dismounting ► Loosen the tab of sleeve nut (3). ► Slacken off sleeve nut by some turns only. ► Ensure that the thread is still completely engaged. ► Slacken off expansion pin (2) with a firm blow. ►...
- Page 14 Introduction General repair instructions 1044-004 Version 2 154836-002 Installation ► Clean chuck bushing (1) and shaft thoroughly. ► Insert chuck bushing. ► Ensure that slots (3) and (4) are mounted with the maximum possible angle offset. ► Tighten bolts (2) evenly crosswise in three steps. ►...
- Page 15 Introduction General repair instructions 1044-004 144716-004 Circlips 144718-002 NOTICE Overspreading the circlip. Plastic material deformation. No safe fixing of component. ► Spread circlip only as far as needed for installation and dismounting. ► Do not use any circlip already overspread before. ►...
- Page 16 Introduction General repair instructions 1044-004 120840-004 Ferrule fittings Screwing in ► Cut off the corresponding tube at right angles. ► Do not use a pipe cutter. In case of pipe bends, the straight pipe end up to where the bending radius starts must be at least twice the height of the union nut.
- Page 17 ► Replace hydraulic hose lines 6 years after manufacture at the latest. To facilitate identifying of hydraulic hoses, each hose has the CLAAS part number printed on it. ► Check hydraulic hoses before initial commissioning and thereafter at least once a year.
- Page 18 Introduction General repair instructions 1044-004 Hose placement 13989-003 NOTICE! Hoses laid in a straight line get shorter as the hydraulic pressure is built up. Valves may be torn off. ► Always install hoses with a slight slack. ► Install hoses so that no tension or compression loads will occur in any operating conditions.
- Page 19 ► Spare parts must at least comply with the technical standards required by the manufacturer of the implement! ► We recommend using genuine CLAAS spare parts. ► Please quote the machine identification number when ordering spare parts or making technical enquiries.
- Page 20 Introduction Torque settings 1044-004 Torque settings 123194-003 Tightening torques for metric standard threads The tightening torques specified below apply only when: – A friction coefficient of µ tot = 0.14 is achieved in connection with thread lubricant. To achieve this, a surface protection agent such as A3C+L, Dacromet or Termosil is recommended.
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