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SK RB 9022 H

with HALDEX brake calliper

SK 1000 ET 120

Maintenance and Repair Manual

for SAF Disc Brakes

Service

Edition 01/2006

Summary of Contents for SK RB 9022 H

Page 1: ...SK RB 9022 Hwith HALDEX brake calliper SK 1000 ET 120 Maintenance and Repair Manual for SAF Disc Brakes Service Edition 01 2006...

Page 2: ...tion of axles without type plate Production No of axle on right of stub axle as seen in direction of forward travel Spare parts service for SAF axles and suspension systems When ordering spare parts c...

Page 3: ...cal workshop personnel responsible for maintenan ce and repair A General safety instructions 5 E Service tools 31 F Bolt Nut torque values 32 The item numbers indicated are given only for identificati...

Page 4: ...NOTIZEN NOTES NOTE 4...

Page 5: ...t overheated by continuous operation With drum brakes overheating can result in a hazardous deterioration in the braking efficiency With disc brakes overheating can result in damage to surrounding com...

Page 6: ...amages Check adjuster cap for correct seating Inspect the brake pad thickness at regular intervals e g when ever tyre pressure is checked but at least every 3 months Inspect the brake disc for cracks...

Page 7: ...No Hub nut wrench 2 012 0023 01 Puller for hub unit 4 434 3822 00 Tool box compl 3 434 6000 00 3 4 spanner external torx shape 4 434 3824 00 Thickness of brake disc A Wear limit of brake disc B NOTE...

Page 8: ...ce OK see page 20 Check adjuster see page 9 END Check brake calliper bearings and repair if necessary see page 19 END END Adjuster OK see page 9 END Replace brake calliper END Binding not due to disc...

Page 9: ...of the adjuster rod is reached then the adjuster rod is to be turned ant clockwise if it is situated in the right hand hole and clockwise if it is situated in the left hand hole Do not remove the SAF...

Page 10: ...kness 2 mm B Total lining thickness of new pads 21 mm When the residual lining thickness is A 2 mm replace the brake pads Wear indicator The amount of life left in the linings can be determined at the...

Page 11: ...ture cannot enter the inside of the brake cal liper through the brake cylinder connection Painting instructions During painting work all rubber parts must be covered as otherwise the rubber will becom...

Page 12: ...120 SK RB 9022 H SK 1000 ET 120 Torque wrench settings Use a torque wrench The use of impact wrenches is strictly forbidden Wheel nuts Hub centred fixing M 22 x 1 5 600 Nm U bolts diagonally in three...

Page 13: ...carrier LH 63 Lining retainer set including items 63 1 63 2 064 Brake pad set including items 63 64 1 64 2 66 Cap for adjuster 67 Tappet with boot 70 Guide set 71 Tensioning 78 ABS sensor Repair kits...

Page 14: ...jack Loosen the wheel nuts and remove the wheel Remove cap Turn adjuster either clock wise or anti clockwise until the stop so that the linings become free Remove the safety screws from the retainer h...

Page 15: ...and all seals Screw in the tappets again completely Replacing the brake disc Screw out the M 18 x 1 5 Hex screws or the M 18 x 1 5 headed TORX screws and remove the wheel flange Note Bolts must not b...

Page 16: ...n down if necessary For safety reasons the minimum thickness for turning down the brake discs is 39 40 mm Permissible wear see table in chapter Maintenance instructions Note The compact wheel bearing...

Page 17: ...e 900 Nm Each hub unit must be rotated smoothly at least twice while tightening the bolts Hub nuts with LH thread are marked Groove on the face Axle nut W A F 85 On left hand side of vehicle as seen i...

Page 18: ...be carried out with the brake linings removed see page 14 Turn the adjuster rod using an 8 mm ring spanner until the protec tion spring is completely visible Note The pressure pin may only be screwed...

Page 19: ...y show signs of tearing or other damage Should work be required see page 22 24 Fit the brake linings see below Fitting brake linings Note The brake must be completely adjusted in the back position bef...

Page 20: ...linings and the brake disc Check whether the brake disc can be moved easily Re fit the plugs and O ring of the adjuster rod greased To achieve the correct play between the brake disc and the brake lin...

Page 21: ...te Use issued tools only Clean the pressure pin Remove the protection spring Turn the adjuster rod until the adju ster screws are screwed fully back Note Do not tighten Remove the folding bellows from...

Page 22: ...osition the special tool P N 81926 onto its place on the cover Press in the bellows unit into the cover using a G clamp Use the special tool P N 81928 in the adjuster rod hole as support Remove the G...

Page 23: ...on the outsides Clean the parts of dirt and dust Use the recommended dust remover or vacuum cleaner in no case use compressed air breathing in of the dust particles can be hazardous to health Press o...

Page 24: ...al tool P N 81921 into the slide and expand the slide by turning the tool in the slide Smear grease SAF Part No 4 387 0018 00 thinly onto the slide Grease the guide pins with grease SAF Part No 4 387...

Page 25: ...rfaces of the guide pins on the brake moun ting with copper paste SAF Part No 4 387 0020 00 Push out the guide pins so that they are free for the brake moun ting to be assembled Set the brake mounting...

Page 26: ...dary chamber venting see arrows All other venting bores must remain closed Before installing the new diaphragm cylinder grease the ball in the lever with grease SAF Part No 4 387 0018 00 Caution Do no...

Page 27: ...ring pressure Clean the brake calliper on the inside as well as the sealing surfaces Fitting a new tensioning unit Note Ensure that the new adjusting rods of the new tensioning unit do not slide out o...

Page 28: ...ake calliper Remove the clamps and check that the tensioning unit is located correctly Note Fit into the brake calliper with the unit untensioned Tightening torque of the screw up to 20 3 Nm Smear the...

Page 29: ...te The dial indicator must remain stationary Lift the adjuster rod so that the toothed wheel runs free from the bevel gear Using the adjuster rod turn the adjusting screw until the indicator reads 0 z...

Page 30: ...D Installation instructions Overview of Hub Unit components Hub cap Axle nut RH LH thread Wheel flange Brake disc Brake calliper Hub Unit Hub Unit 30...

Page 31: ...31 1 Axle nut wrench WAF 85 SAF Part No 2 012 0023 01 2 Wheel hub puller SAF Part No 4 434 3822 00 3 Tool box SAF Part No 3 434 6000 00 4 SAF ratchet wrench SAF Part No 3 434 3327 00 E Service tools...

Page 32: ...640 770 M 22 W A F 32 550 780 930 M 22 x 1 5 610 860 1050 M 24 W A F 36 710 1000 1200 M 24 x 2 780 1100 1300 M 27 W A F 41 1050 1500 1800 M 27 x 2 1150 1600 1950 M 30 W A F 46 1450 2000 2400 M 30 x 2...

Page 33: ...NOTIZEN NOTES NOTE 33...

Page 34: ...33 07 07 372 697 91 96 372 697 91 96 33 3 88 72 06 43 386 26 16 58 35 45 75 72 74 74 32 59 33 07 07 34 9 13 82 68 41 48 6 18 31 98 70 40 2 12 50 02 60 39 02 66 16 55 74 45 75 72 74 74 42 02 61 10 45...

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