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Mercedes-Benz Unimog U 20, Manual

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Mercedes-Benz Unimog U 20 Manual Download Page 20

Always keep the coupling bolts and the tow-
ing eye bush clean and lubricated. This will
reduce wear and tear on these parts. If the
coupling mechanism is sluggish, lubricate the
coupling head above the conical lubricating
nipple 

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18

Trailer tow hitch

Maintenance and care

Summary of Contents for Unimog U 20

Page 1: ...Unimog U 20 U 300 U 400 U 500 Tips on maintaining the value of your vehicle...

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Page 9: ...Chassis and underbody protec tion 8 Maintaining the anti corrosion pro tection 8 Chassis 8 Radiator 9 Cab interior 9 Heating ventilation blower 10 Service brake 10 Brake unit 11 7 Cleaning the vehicle...

Page 10: ...s rape seed oil petrol diesel or other sol vents They can cause the dual layer pro tection to dissolve or peel off RDo not use any additional anti corrosion agents RWhenever the vehicle is used in ext...

Page 11: ...ne to overheat If there is a loss of coolant or damage to the cooling and heating system have it checked at a qualified specialist workshop After every extreme winter road service oper ation X Check t...

Page 12: ...pen the front flap see the vehicle s Oper ating Instructions X Pull housing lid from the side retention clips and remove it in an upwards direction X Remove fresh air air recirculation flap together w...

Page 13: ...ully test the brakes Brake unit U 300 only Check the brake unit monthly for dust and moisture build up Corrosive mixtures which have accumulated attack valves and compressed air lines if they are not...

Page 14: ...12...

Page 15: ...ALB controller 15 Cab tilt lock 15 Tipper cylinder 15 Electrical contacts 16 Battery isolator switch 16 Batteries 16 Fuses on the battery compart ment 16 Dual layer protective coating 17 Paintwork da...

Page 16: ...ed on your vehicle Mercedes Benz recommends that you use a Mercedes Benz Service Centre for this purpose Compressed air dryer Example drain plugs X Every 3 months unscrew drain plugs on the compressed...

Page 17: ...e cab tilt lock X U 300 400 500 clean and oil cab tilt lock Do not grease cab tilt lock Tipper cylinder If the quick change platform has been removed make sure that the connection part for the quick c...

Page 18: ...dersides with acid resistant grease ROnly clean batteries with the cell caps fitted Otherwise dirt can enter the bat tery cells RCleaning agents containing fuel corrode the battery housing Only clean...

Page 19: ...specialist knowledge tools and qualifications to cor rectly carry out the work required on your vehicle Mercedes Benz recommends that you use a Mercedes Benz Service Centre for this purpose Paintwork...

Page 20: ...the tow ing eye bush clean and lubricated This will reduce wear and tear on these parts If the coupling mechanism is sluggish lubricate the coupling head above the conical lubricating nipple 18 Trail...

Page 21: ...Snow clearing operation 20 19 Tips...

Page 22: ...chassis protection such as rear apron Spray guard U 300 400 500 only X Attach spray guard to the right hand radiator Spray guard ensures that most of the snow dust and salt mixture is kept away from...

Page 23: ...Protective agents 22 21 Protective agents...

Page 24: ...70 10 1 litre Underbody protection wax Carlofon 4942 0 5 litre spray can by Carlofon www carlofon de Contact spray by ITW or Carlofon www carlofon de Acid proof grease F40 v1 by Bosch GmbH Body cavity...

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Page 27: ...forward any queries or suggestions you may have regarding this Owner s Manual to the technical documenta tion team at the following address Daimler AG HPC CAC Customer Service 70546 Stuttgart Germany...

Page 28: ...Order no 6518 5638 02 Part no ohne Edition E 10 13 ohne ohne...

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