Epiroc SB 52 Overhauling Instructions
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Epiroc SB 52 Overhauling Instructions

Hydraulic breakers
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SB
Overhauling instructions
Hydraulic breakers
© 2020 Construction Tools AB
52,102,152,202,202T,302,302T,452,452T,552,552T
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No 9800 0635 01e
2020-03-01

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Summary of Contents for Epiroc SB 52

  • Page 1 52,102,152,202,202T,302,302T,452,452T,552,552T Overhauling instructions Hydraulic breakers © 2020 Construction Tools AB No 9800 0635 01e 2020-03-01...

  • Page 3: Table Of Contents

    Contents SB 52, 102, 152, 202, 202T, 302, 302T, 452, 452T, 552, 552T ENGLISH Contents Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Tools .

  • Page 4: Introduction

    Introduction Epiroc is a leading productivity partner for the mining, infrastructure and natural resources industries . With cutting-edge technology, Epiroc develops and produces innovative drill rigs, rock excavation and construction equipment, and provides world-class service and consumables . The company was founded in Stockholm, Sweden, and has passionate people supporting and collaborating with customers in more than 150 countries .

  • Page 5: Tools

    Overhauling instructions SB 52, 102, 152, 202, 202T, 302, 302T, 452, 452T, 552, 552T Tools Standard tools Suggestion! Use this as a checklist before working with the SB machines . 1 . Plastic hammer 2 . Circlip pliers 3 . Screwdriver 4 .

  • Page 6: Accumulator Charging Tools

    Overhauling instructions SB 52, 102, 152, 202, 202T, 302, 302T, 452, 452T, 552, 552T Accumulator charging tools Component Part number Name 3115 1821 80 Complete, Charging hose 3115 0642 00 - Nipple 3115 0644 00 - Nipple 3115 0646 00...

  • Page 7: Drawings For Making Special Tools

    Overhauling instructions SB 52, 102, 152, 202, 202T, 302, 302T, 452, 452T, 552, 552T Drawings for making special tools Hook for removal of bushing. Use with sliding hammer. SB 52 SB 152 SB 202 SB 302 SB 452 SB 552 SB 102 20°...
  • Page 8 Overhauling instructions SB 52, 102, 152, 202, 202T, 302, 302T, 452, 452T, 552, 552T For removal of slide cover. Use with sliding hammer. Material: 0011 2541 03/EN 10083-1 For removal of piston. Use with sliding hammer. Material: 0011 2541 03/EN 10083-1 ©...
  • Page 9 Overhauling instructions SB 52, 102, 152, 202, 202T, 302, 302T, 452, 452T, 552, 552T M4 x 80 (SB 52) Model SB 52 SB 102 SB 152 52.5 SB 202 67.5 SB 302 82.5 SB 452 98.5 SB 552 102.5 © 2020 Construction Tools AB...
  • Page 10 Overhauling instructions SB 52, 102, 152, 202, 202T, 302, 302T, 452, 452T, 552, 552T SB 52 NO HARDENED 1x45°(2x) Ø25 EDGE BROKEN R2 (2x) Ø15 Ø36f7 © 2020 Construction Tools AB No 9800 0635 01e 2020-03-01...
  • Page 11 Overhauling instructions SB 52, 102, 152, 202, 202T, 302, 302T, 452, 452T, 552, 552T SB 102 NO HARDENED 1x45°(2x) Ø25 EDGE BROKEN R2 (2x) Ø21 Ø42 f7 © 2020 Construction Tools AB No 9800 0635 01e 2020-03-01...
  • Page 12 Overhauling instructions SB 52, 102, 152, 202, 202T, 302, 302T, 452, 452T, 552, 552T SB 152 NO HARDENED 1x45°(2x) Ø25 EDGE BROKEN R2 (2x) Ø25 Ø47f7 © 2020 Construction Tools AB No 9800 0635 01e 2020-03-01...
  • Page 13 Overhauling instructions SB 52, 102, 152, 202, 202T, 302, 302T, 452, 452T, 552, 552T SB 202 NO HARDENED 1x45°(2x) Ø25 EDGE BROKEN R2 (2x) Ø40 NITROCARBURIZED Ø61.5f7 SS2541 © 2020 Construction Tools AB No 9800 0635 01e 2020-03-01...
  • Page 14 Overhauling instructions SB 52, 102, 152, 202, 202T, 302, 302T, 452, 452T, 552, 552T SB 302 NO HARDENED 1x45°(2x) Ø25 EDGE BROKEN R2 (2x) Ø58.5 Ø76.5 f7 © 2020 Construction Tools AB No 9800 0635 01e 2020-03-01...
  • Page 15 Overhauling instructions SB 52, 102, 152, 202, 202T, 302, 302T, 452, 452T, 552, 552T SB 452 Ø18 SS2511 NO HARDENED 1x45°(2x) Ø25 EDGE BROKEN R2 (2x) Ø53 Ø91 f7 © 2020 Construction Tools AB No 9800 0635 01e 2020-03-01...
  • Page 16 Overhauling instructions SB 52, 102, 152, 202, 202T, 302, 302T, 452, 452T, 552, 552T SB 552 NO HARDENED 1x45°(2x) Ø25 EDGE BROKEN R2 (2x) Ø76 Ø94 f7 © 2020 Construction Tools AB No 9800 0635 01e 2020-03-01...
  • Page 17 Overhauling instructions SB 52, 102, 152, 202, 202T, 302, 302T, 452, 452T, 552, 552T © 2020 Construction Tools AB No 9800 0635 01e 2020-03-01...
  • Page 18 Overhauling instructions SB 52, 102, 152, 202, 202T, 302, 302T, 452, 452T, 552, 552T © 2020 Construction Tools AB No 9800 0635 01e 2020-03-01...
  • Page 19 Overhauling instructions SB 52, 102, 152, 202, 202T, 302, 302T, 452, 452T, 552, 552T © 2020 Construction Tools AB No 9800 0635 01e 2020-03-01...
  • Page 20 Overhauling instructions SB 52, 102, 152, 202, 202T, 302, 302T, 452, 452T, 552, 552T © 2020 Construction Tools AB No 9800 0635 01e 2020-03-01...

  • Page 21: Safety Regulations

    Overhauling instructions SB 52, 102, 152, 202, 202T, 302, 302T, 452, 452T, 552, 552T Safety regulations Caution Hot hydraulic oil can cause burns . The indications Danger, Warning and Caution ► Never dismount the hydraulic breaker when the have the following meanings: hydraulic oil is hot .

  • Page 22: General Information

    Overhauling instructions SB 52, 102, 152, 202, 202T, 302, 302T, 452, 452T, 552, 552T Oil spillage Note! If the maximum working pressure for the hydraulic breaker is exceeded, the accumulator can be over charged which can Absorb using sand or a locally approved brand of result in material damages .

  • Page 23: Symbols

    Overhauling instructions SB 52, 102, 152, 202, 202T, 302, 302T, 452, 452T, 552, 552T Symbols Inspect and if necessary, replace Warning, Caution Direction damaged or worn out parts New part To be avoided In working order Force Turning to end position LOCTITE®243™...
  • Page 24 Overhauling instructions SB 52, 102, 152, 202, 202T, 302, 302T, 452, 452T, 552, 552T Molykote® Molykote is a registered trademark of Dow Turning Cracks Corning Corporation Freezed Torque Recycling > < Bigger than Smaller than Time Important positional relationship In turn ©...

  • Page 25: Disassemble

    Overhauling instructions SB 52, 102, 152, 202, 202T, 302, 302T, 452, 452T, 552, 552T Disassemble Bushing Preparation SB Standard For Tunnel models please see step 27 © 2020 Construction Tools AB No 9800 0635 01e 2020-03-01...

  • Page 26: Accumulator

    Overhauling instructions SB 52, 102, 152, 202, 202T, 302, 302T, 452, 452T, 552, 552T SB Standard Ø 100 - 103 mm SB 552, 552T Ø 95 - 98 mm SB 452, 452T Ø 80 - 83 mm SB 302, 302T Ø...

  • Page 27: Back Head

    Overhauling instructions SB 52, 102, 152, 202, 202T, 302, 302T, 452, 452T, 552, 552T 10 . SB 52 11 . SB 52 - 152 SB 202 ( valid to BES51367) For SB 52 9.5 - 8.4 mm For SB 102 - 202 ø 9.5 - 10 mm 7.9 mm...

  • Page 28: Control Valve

    Overhauling instructions SB 52, 102, 152, 202, 202T, 302, 302T, 452, 452T, 552, 552T 13 . 16 . 14 . 17 . 15 . Control valve 18 . © 2020 Construction Tools AB No 9800 0635 01e 2020-03-01...

  • Page 29: Piston

    Overhauling instructions SB 52, 102, 152, 202, 202T, 302, 302T, 452, 452T, 552, 552T 19 . Piston 21 . 22 . 20 . © 2020 Construction Tools AB No 9800 0635 01e 2020-03-01...

  • Page 30: Liner

    Overhauling instructions SB 52, 102, 152, 202, 202T, 302, 302T, 452, 452T, 552, 552T 23 . 26 . Minimum wear limits in mm Ø Ø Ø SB 552, 552T 102.94 105.44 93.94 SB 452, 452T 99.94 101.94 90.94 SB 302, 302T 84.95...

  • Page 31: Stop Ring

    Overhauling instructions SB 52, 102, 152, 202, 202T, 302, 302T, 452, 452T, 552, 552T 28 . Stop ring 27 . SB Standard 29 . SB Tunnel © 2020 Construction Tools AB No 9800 0635 01e 2020-03-01...

  • Page 32: Breaker Body

    Overhauling instructions SB 52, 102, 152, 202, 202T, 302, 302T, 452, 452T, 552, 552T Breaker body 33 . SB 202 old version 30 . 34 . 31 . 35 . 32 . © 2020 Construction Tools AB No 9800 0635 01e...

  • Page 33: Assemble

    Overhauling instructions SB 52, 102, 152, 202, 202T, 302, 302T, 452, 452T, 552, 552T 36 . Assemble For Tightening Torques go to spare parts catalog in DOCMINE. Stop ring 38 . Notice: make sure the stop ring reaches the bottom of hammerbody.

  • Page 34: Liner

    Overhauling instructions SB 52, 102, 152, 202, 202T, 302, 302T, 452, 452T, 552, 552T Liner 41 . 39 . 40 . 42 . © 2020 Construction Tools AB No 9800 0635 01e 2020-03-01...

  • Page 35: Control Valve

    Overhauling instructions SB 52, 102, 152, 202, 202T, 302, 302T, 452, 452T, 552, 552T Piston Control valve 43 . 44 . SB 52, 102, 152, 202 45 . © 2020 Construction Tools AB No 9800 0635 01e 2020-03-01...

  • Page 36: Back Head

    Overhauling instructions SB 52, 102, 152, 202, 202T, 302, 302T, 452, 452T, 552, 552T Back head 48 . 46 . 47 . © 2020 Construction Tools AB No 9800 0635 01e 2020-03-01...

  • Page 37: Accumulator

    Overhauling instructions SB 52, 102, 152, 202, 202T, 302, 302T, 452, 452T, 552, 552T 49 . 52 . Accumulator 53 . 50 . 51 . © 2020 Construction Tools AB No 9800 0635 01e 2020-03-01...

  • Page 38: Breaker Body

    Overhauling instructions SB 52, 102, 152, 202, 202T, 302, 302T, 452, 452T, 552, 552T Breaker body 54 . 55 . SB 202(valid from BES51368) SB 552T © 2020 Construction Tools AB No 9800 0635 01e 2020-03-01...
  • Page 39 Overhauling instructions SB 52, 102, 152, 202, 202T, 302, 302T, 452, 452T, 552, 552T 56 . 57 . SB 202 old version 58 . © 2020 Construction Tools AB No 9800 0635 01e 2020-03-01...

  • Page 40: Bushing

    Overhauling instructions SB 52, 102, 152, 202, 202T, 302, 302T, 452, 452T, 552, 552T 59 . 61 . SB Standard Bushing SB Tunnel 60 . 20 20 © 2020 Construction Tools AB No 9800 0635 01e 2020-03-01...
  • Page 41 Overhauling instructions SB 52, 102, 152, 202, 202T, 302, 302T, 452, 452T, 552, 552T 61 . 62 . SB standard 63 . Wear plate SB Tunnel SB Tunnel © 2020 Construction Tools AB No 9800 0635 01e 2020-03-01...

  • Page 42: Charge The Accumulator

    Overhauling instructions SB 52, 102, 152, 202, 202T, 302, 302T, 452, 452T, 552, 552T Charge the accumulator 64 . 66 . Danger The accumulator must only be charged with Nitrogen (N ) . Other gases can cause explosions . 65 .
  • Page 43 Overhauling instructions SB 52, 102, 152, 202, 202T, 302, 302T, 452, 452T, 552, 552T 67 . 69 . 70 . 68 . © 2020 Construction Tools AB No 9800 0635 01e 2020-03-01...
  • Page 45 Any unauthorized use or copying of the contents or any part thereof is prohibited. This applies in particular to trademarks, model denominations, part numbers and drawings. www.epiroc.com...

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