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Airtec MASTER 35 Maintenance Manual

Petrol/gasoline impact wrench
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MASTER 35
®
PETROL/GASOLINE IMPACT WRENCH
Couper Street, Glasgow G4 0DL United Kingdom
Tel: 44(0)141 552 5591
Fax: 44(0)141 552 5064
E-mail: enquiries@airtecinternational.co.uk
The Manual can be downloaded from our website
www.airtecinternational.co.uk
in
English, French, German & Spanish

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Summary of Contents for Airtec MASTER 35

  • Page 1 MASTER 35 ® PETROL/GASOLINE IMPACT WRENCH Couper Street, Glasgow G4 0DL United Kingdom Tel: 44(0)141 552 5591 Fax: 44(0)141 552 5064 E-mail: enquiries@airtecinternational.co.uk The Manual can be downloaded from our website www.airtecinternational.co.uk English, French, German & Spanish...
  • Page 2 DECLARATION OF CONFORMITY To whom it may concern: Airtec International Ltd Couper Street GLASGOW G4 0DL United Kingdom Declare that we are solely responsible for the supply/manufacture of the Master 35® Petrol/Gasoline Impact Wrench 1” Square Drive powered by special Emak Engine Serial No.

  • Page 3: Table Of Contents

    20 & 21 © Copyright Airtec International Ltd ". All Rights Reserved. No reproduction of whole or part of this Manual is allowed without written Permission of Copyright. Airtec International Limited, Couper Street, Glasgow G4 3DL, U.K. Edition June 2017...

  • Page 4: Uses & Technical Information

    Always wear ear protection Height 280mm (11") Width 445mm (17 1/2”) 9. SQUARE DRIVE Standard 1" 4 . ENGINE - Two stroke/cycle Special Airtec EMAK 056 56.5 c.c. 10. VIBRATION GUIDE Maximum free speed 12,000 R.P.M. On extensive on-track trials carried out Power 3.1Kw...

  • Page 5: Safety Precautions

    3. SAFETY PRECAUTIONS BEFORE using the Impact Wrench read these safety instructions CAREFULLY and ensure you fully UNDERSTAND them. DO NOT allow untrained personnel to use the Wrench. 1. Wear suitable PROTECTIVE CLOTHING, Check pull cord is not frayed nor worn. safety boots, goggles, gloves and ear protection according to Company rules, Know where the controls are and how to...
  • Page 6 4. TECHNICAL INFORMATION (1) ON/OFF CONTROL SWITCH (5) THROTTLE TRIGGER (9) TORQUE SETTING LEVER (2) FUEL PRIMER BULB (6) HALF SPEED LEVER (10) OIL FILLER PLUG (3) CHOKE LEVER (7A) KNOB TYPE (11) FUEL FILLER CAP (4) RECOIL STARTER (7B) LEVER TYPE (12) DE-COMPRESSION BUTTON (8) SQUARE DRIVE Note : The Serial Number can be found on Motor Flange (2600.1640)

  • Page 7: Operating Controls - Illustrations

    5. OPERATING CONTROLS (See Page 3 for easy identification) ON/OFF CONTROL WITCH SOCKET SQUARE DRIVE To START, move the switch to I. Standard 1” Square Drive. The To STOP move to STOP. Accessory is secured to the Square Drive by a Rubber Ring and a 5mm dia FUEL PRIMER BULB Bright Steel Pin or other suitable retaining Makes starting easy.

  • Page 8: Start/Stop Operation

    6. START/STOP OPERATION 1. FUEL MIXTURE STOPPING THE WRENCH Mix = 1:25 Mineral or 1:50 Synthetic Oil Release throttle trigger and let Motor to unleaded Petrol/Gasoline. Mix Oil return to idle. and Petrol/Gasoline thoroughly in a Turn off Motor by moving ON/OFF separate Safety container...

  • Page 9: Basic Workshop Safety Rules

    7. BASIC WORKSHOP SAFETY RULES GUIDE Only qualified trained Fitters should attempt to service or repair this equipment. Your personal safety and those of your fellow workers is your responsibility. Please observe all local and national regulations on safety. The undernoted list should be used as a guide.

  • Page 10: Routine Service

    8. ROUTINE SERVICE ( See Exploded Diagram Drawings on Pages 9, 10 & 15) 6. GREASING HAMMER AND ANVIL 1. REPLACING SPARK PLUG 4000.0809 Remove four Screws 90, 91, 95, Nuts Loosen two Filter Cover Screws 0180 and 62 and Nose Casing. Clean out old lift off Filter Cover 0990.

  • Page 11: Dismantling Motor

    9. DISMANTLING MOTOR (See Exploded Diagram Drawings on Pages 9, 10, 13 & 15) 1. REPLACE AIR FILTER 4003.0451 7. REMOVING THE CARBURETTOR 4003.0510 Unfasten two Screws 0180 on Filter Cover 0990 Remove two Screws 1188, Screw 0720 and Fuel Pipes and lift off.

  • Page 12: Motor Parts List And Exploded Diagrams 9

    10. MASTER MOTOR PARTS LIST TOP COVER, AIR FILTER & CARBURETTOR STARTER ASSEMBLY Pos. Pt No. Description Pos. Pt No. Description 4003.0180 Screw 4003.0340 Recoil Starter Cord (4003.0405) 4003.0990 Air Filter Cover 4003.0400 Handle c/w 2 Screws (Pos. 1) 4003.0030 Recoil Spring 4003.0451 Air Filter...
  • Page 13 10. MASTER MOTOR PARTS LIST CYLINDER & PISTON CRANKCASE & FUEL TANK Pos. Pt No. Description Pos. Pt No. Description 2300.0520 Screw 7Nm 4003.1045 Fuel Tank Only 4003.1181 Hose Clamp (4003.0390) 4003.1060 Handle Cover 4003.0760 Manifold 4003.0710 Screw 4003.0800 Gudgeon Pin 4003.1040 Lever 4001.4200...

  • Page 14: Motor Notes

    11. MASTER MOTOR PARTS LIST NOTES STANDARD MASTER 35 Impact Wrench pre 2000 can be converted into new style using Motor Conversion Kit Part No. 2810.1004 Last Serial No. for STANDARD Master 35 ATD 00A44 approximately December 1999 First Serial No. for NEW Master 35...

  • Page 15: Dismantling Impact Unit

    DISMANTLING IMPACT UNIT (See Exploded Diagram Drawings on Page 13&15) REMOVING CLUTCH SUPPORT 5. DISMANTLING HAMMER COMPLETE FLANGE 18 78 Place complete Hammer length ways Remove Gear Selector 46 and empty oil in a vice with one hole uppermost. from Gearbox 30. Remove six Screws Carefully tighten vice until Steel Ball 76 holding Clutch Support Flange to Gearbox drops out of lower hole (a short blast of air...

  • Page 16: Motor And Carrying Handle Diagram Drawing And 13

    13. MASTER MOTOR & CARRYING HANDLE...
  • Page 17 14. MASTER MOTOR & CARRYING HANDLE PARTS LIST Pos. Pt No. Description 2810.1030 Motor Complete 2570.0050 Cam with Shaft 2510.0030 Regulator Spring 2670.3000 Torque Control Lever 035588 2670.3020 Torque Control Lever 2304.0516 Screw 135593 2300.0510 Screw 2400.1050 Washer (5) 135597 2300.0520 Screw (5) 2650.1400...
  • Page 18 14. MASTER IMPACT UNIT AND GEARBOX...
  • Page 19 14. MASTER IMPACT UNIT AND GEARBOX PARTS LIST Pos. Pt No. Description Pos. Pt No. Description Description 2690.7710 Clutch Ring 035113 Selector Pin 2600.3130 Clutch Support Flange 135116 Screw (3) 2343.0420 Oil Seal 135597 Washer (7) 2332.0250 Bearing (2) 135513 Washer (19) 135553 Circlip...

  • Page 20: Gearbox And Impact Unit Notes

    15. MASTER IMPACT & GEARBOX UNIT NOTES 1. FASTENER INFORMATION & TORQUES See drawings on Pages 13 and 15. Pos Screw Removal Torque Settings Nm Notes Head Sizes Direction Ftilbs. 17.0 13mm 24.3 19mm 11.8 24.3 13mm Loctite 243 24.3 Loctite 243 Repeat when hot 13mm...

  • Page 21: Workshop Equipment

    16. WORKSHOP EQUIPMENT To carry out repairs and maintenance work effectively 4000.0308 FLYWHEEL PULLER Buy your GENUINE SPARE PARTS & ACCESSORIES FROM...

  • Page 22: Accessories

    17. ACCESSORIES 1. METAL CARRYING BOX Strong Metal Carrying Box with full length hinged lid, lockfast fitting, twin carrying handles and anti-slip rubber base. Holds an Impact Wrench, Sockets, Augering Attachment, Bits, Clips and Oil etc Weight 11.7 Kgs (26lbs) Dimensions 590 x 455 x 296mm (23 1/2“...

  • Page 23: Index 20

    INDEX REFERENCE ACCESSORIES Auger Bits 17.3 Impact Sockets 17.2 Metal Carrying Box 17.1 Safety Quick Release Augering 17.3 Attachment DISMANTLING IMPACT UNIT Anvil 12.6 Clutch & Motor Flange 12.2 Clutch Support Flange 12.1 Gearbox 12.4 Hammer Complete 12.5 Seal & Bearings 12.3 DISMANTLING MOTOR Air Filter...
  • Page 24 INDEX REFERENCE Routine Services Air Filter Fuel Filter Gearbox Oil Grease Hammer & Anvil Record Keeping Starter Cord Routine Maintenance Instructions Spark Plug Safety Precautions Start/Stop Operations Fuel Mixture Operating the Wrench Preparation for Start-up Re-fuelling Starting Wrench Stopping Wrench Tuning Technical Information Torque Range...
  • Page 25 Couper Street, Glasgow G4 0DL United Kingdom Tel: 44(0)141 552 5591 Fax: 44(0)141 552 5064 E-mail: enquiries@airtecinternational.co.uk Website: www.airtecinternational.co.uk...

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