Trelawny 1B Operation & Maintenance Manual Download Page 11

SPECIFICATION 

H1* Indicates that the test was taken at the primary handgrip location, next to the throttle lever. 

H2* Indicates that the test was taken at the secondary handgrip position. 

(k) ** Equals the factor of uncertainty, which allows for variations in measurement and production. Vibration Data figures are tri-axial, which gives the total vibration 

emission. Because of various factors, the range of vibration from these tools may vary between -0% +40%. The vibration is dependent on the task, the operators grip and 

feed force employed etc. 

 

NOTE: The above vibration levels were obtained from tri-axial measurements to comply with the requirements of “The Control of Vibration at Work Regulations 2005*” and 

the revisions to the (8662) now EN ISO 28927-9:2005 and EN ISO 20643:2005 series of standards. These values are at least 1.4 times larger than the values obtained from 

single axis measurements.  

*Based on European Union Council Directive 2002/44/EC (Physical Agents (Vibration) Directive)  

and applicable harmonised standard: EN ISO 1 1148-4:2012 

 

All rights reserved. Any unauthorised use or copying of the contents or part thereof is prohibited. 

This applies to trademarks, model denominations, part numbers and drawings. 

Use only genuine Trelawny spares. 

The use of non-Trelawny spare parts invalidates the warranty.

 

Trelawny SPT Ltd 

Trelawny House, 13 Highdown Road, Sydenham Industrial Estate, Leamington Spa, Warwickshire, 

CV31 1XT, United Kingdom 

Telephone: +44 (0)1926 883781 

Fax: +44 (0)1926 450352 

Email: sales@trelawny.co.uk 

Website: www.trelawnyspt.com 

 

 

© TSPT UK 2009     Part No: 735.3000 issue 8 

SURFACE PREPARATION TECHNOLOGY 

Model Type  

1B 

2B 

2BPG 

3B 

3BPG 

4B 

Piston Diameter  

18mm (0.17”) 

23.5mm (0.925”) 

23.5mm (0.925”) 

28.6mm (1.125”) 

28.6mm (1.125”) 

33.0mm (1.3”) 

Piston Stroke  

30.0mm (1.18”) 

35.6mm (1.4”) 

35.6mm (1.4”) 

39.0mm (1.535”) 

39.0mm (1.535”) 

49.2mm (1.935”) 

Blows per Minute  

3800 

3000 

3000 

2200 

2200 

1800 

Air Consumption  (1/4”BSP Air Inlet) 

1.42lps (3.0cfm) 

2.6lps (5.5cfm) 

2.6lps (5.5cfm) 

3.8lps (8.0cfm) 

3.8lps (8.0cfm) 

4.0lps (8.5cfm) 

Handle type  

Straight 

Straight 

Pistol Grip 

Back Handle 

Pistol Grip 

Back Handle 

Overall Length - Needle Scaler 

343mm (13.5”) 

375mm (14.75”) 

315mm (12.4”) 

465mm (18.3”) 

343mm (13.5”) 

482mm (19.0”) 

Overall Length - Chisel Scaler 

313mm (12.3”) 

343mm (13.5”) 

260mm (10.2”) 

426mm (16.8”) 

339mm (13.4”) 

440mm (17.3”) 

Nett Weight - Needle Scaler  

1.6kg (3.5lbs) 

2.6kg (5.7lbs) 

2.6kg (5.7lbs) 

4.5kg (10.0lbs) 

3.7kg (8.2lbs) 

5.6kg (12.4lbs) 

Nett Weight - Chisel Scaler  

1.5kg (3.3lbs) 

2.0kg (4.4lbs) 

2.0kg (4.4lbs) 

3.4kg 7.5lbs) 

3.0kg (6.6lbs) 

4.0kg (8.8lbs) 

Quantity of Needles  

2mm 

29 

51 

51 

65 

65 

3mm 

12 

19 

19 

28 

28 

49 

4mm 

19 

19 

35 

Noise Level Lpa db(A) - Needle Scaler 

97.4 

100.3 

100.3 

101.5 

101.5 

104.4 

Noise Level Lpa db(A) - Chisel Scaler 

85.9 

85.6 

85.6 

92.1 

92.1 

86.7 

Noise Level Lwa db(A) - Needle Scaler 

110.4 

113.3 

113.3 

114.5 

114.5 

117.4 

Noise Level Lwa db(A) - Chisel Scaler 

98.9 

98.6 

98.6 

105.1 

105.1 

99.7 

Vibration Level AEQ - Needle Scaler H1* (k)** 

8.5 

9.3 

12.3 

12.3 

19.0 

23.5 

Vibration Level AEQ - Needle Scaler H2* (k)** 

7.4 

12.5 

15.0 

17.3 

27.6 

29.4 

Vibration Level AEQ - Chisel Scaler H1* (k)** 

8.2 

17.4 

22.4 

19.9 

25.6 

45.2 

Vibration Level AEQ - Chisel Scaler H2* (k)** 

8.2 

19.5 

32.2 

24.2 

33.7 

60.0 

Summary of Contents for 1B

Page 1: ...NEEDLE CHISEL SCALERS OPERATION MAINTENANCE ...

Page 2: ...e weight of the tool Hold the exposed needles whilst the tool is in use this could cause vibration damage to the hands Use this tool in potentially explosive environments Drag this tool by the air hose Use petrol gasoline thinners or any other high flash point solvent to clean the tool Please note Unrestrained hoses can whip dangerously if they become detached Care must be taken to avoid damaging ...

Page 3: ...ect the tool from the air hose Slacken the pinch bolt on the Needle Holder Assembly or Chisel Holder and carefully unscrew from the Body Cylinder Take care not to allow the internal components to fall out of the Needle Holder Assembly All Valve Body Servicing Clamp the Valve Body 6 firmly in a vice using the flats provided and with the Throttle Lever 7 upper most Using a 3mm diameter pin or punch ...

Page 4: ...oyers should be aware of their duties under the Health Safety at Work Act 1974 and the guidance given regarding hand arm vibration in the H S E publication Control the risks from hand arm vibration INDG175 rev2 Single copies are available F O C See H S E web site www hse gov uk Employers in the rest of the world should be aware of their duties and responsibilities as specified in local regulations...

Page 5: ...EXPLODED VIEW Service Layout Style A 1B 2B INLINE NEEDLE CHIPPER CHISEL SCALER Service Layout Style A ...

Page 6: ...mm Needles Flat Tip 418 1032 Round Front Tube Includes item 30 444 3107 Pack of 500 4mm Needles Pointed Tip 30 806 0825 Cap Head Screw 31 419 1241 Chisel Holder 1 2 Square 446 1010 Service Kit Inc 9 17 24 25 27 1 Set Needles 454 2105 Pack of 50 4mm Needles Chisel Tip 454 1105 Pack of 50 4mm Needles Flat Tip 2B Unique Components 454 3105 Pack of 50 4mm Needles Pointed Tip 6 423 2021 Valve Body inc ...

Page 7: ...2BPG 3BPG PISTOL GRIP NEEDLE CHISEL SCALER EXPLODED VIEW Service Layout Style B Service Layout Style B ...

Page 8: ... Pack of 100 3mm Needles Flat Tip 31 419 2241 Chisel Holder 1 2 Square 453 3110 Pack of 100 3mm Needles Pointed Tip 446 1025 Service Kit Inc 9 17 24 25 27 1 Set Needles 453 1310 Pack of 100 3mm Needles Beryllium Copper 444 1107 Pack of 500 4mm Needles Flat Tip 3BPG Unique Components 444 3107 Pack of 500 4mm Needles Pointed Tip 9 612 3001 Piston 454 1105 Pack of 50 4mm Needles Flat Tip 10 613 3101 ...

Page 9: ...EXPLODED VIEW Service Layout Style C 3B 4B BACK HANDLE NEEDLE CHISEL SCALER Service Layout Style C ...

Page 10: ...edles Beryllium Copper 30 806 0830 Cap Head Screw 453 2110 Pack of 100 3mm Needles Chisel Tip 31 419 3241 Chisel Holder 1 2 Square 453 1110 Pack of 100 3mm Needles Flat Tip 446 1030 Service Kit Inc 9 17 24 25 27 1 Set Needles 453 3110 Pack of 100 3mm Needles Pointed Tip 4B Unique Components 453 1310 Pack of 100 3mm Needles Beryllium Copper 9 612 4001 Piston 444 1107 Pack of 500 4mm Needles Flat Ti...

Page 11: ...4 0 1926 883781 Fax 44 0 1926 450352 Email sales trelawny co uk Website www trelawnyspt com TSPT UK 2009 Part No 735 3000 issue 8 SURFACE PREPARATION TECHNOLOGY Model Type 1B 2B 2BPG 3B 3BPG 4B Piston Diameter 18mm 0 17 23 5mm 0 925 23 5mm 0 925 28 6mm 1 125 28 6mm 1 125 33 0mm 1 3 Piston Stroke 30 0mm 1 18 35 6mm 1 4 35 6mm 1 4 39 0mm 1 535 39 0mm 1 535 49 2mm 1 935 Blows per Minute 3800 3000 300...

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