E N G L I S H
6.8 DISMANTLING INSTRUCTIONS
PREPARATION
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Connect tool to air supply.
Depress Trigger 29 and hold.
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Disconnect air supply and release Trigger 29.
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Remove Deflector 47, Retaining Nut 49, Adaptor Ring 50 and Adaptor 48.
OPERATING VALVE
Unscrew Swivel Bolt 44 using 22mm A/F spanner or socket and remove Swivel 43. Remove 'O' Rings 4 from Swivel Bolt.
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Use 6mm A/F Allen key to remove Valve Retainer 40. Remove 'O' Ring 7.
Push Valve Spool 39 out of Body 65. Remove 'O' Rings 11.
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Pull Valve Body 42 out of Body 65. Remove 'O' Rings 10 and 11.
BODY ASSEMBLY
Fit Head Vice Jaw* to Head 63 and use soft jaws to hold the Head Vice Jaw in the inverted orientation.
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Use Locknut Socket* to unscrew Locknut 38. If necessary, use a 10mm A/F Allen key to prevent rotation of Base Plate 32.
Remove Base Cap 31 and Gasket 36.
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Remove Retaining Ring 25 and Silencer 37.
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Push Base Plate 32 into Body 65 and remove Retaining Ring 24.
With Base Plate extractor* fitted to underside of Body 65, screw Locknut 38 onto Base Plate 32, extracting Base Plate
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from Body. If necessary, use a 10mm A/F Allen key to prevent rotation of Base Plate.
Remove 'O' Ring 8 from Base Plate 32.
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Fit 14mm A/F spanner or 5mm A/F Allen key on to Air Piston Connector 41. Unscrew Nut 3 with 27mm A/F spanner.
Extract Air Piston 33 using M6 threaded holes. Remove Quad Seal 9 and Force Reduction Seal 35.
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Fit 4mm A/F Allen key into Air Piston Rod 58 and using 14mm A/F spanner unscrew Air Piston Connector 41. Push Air
Piston Rod into Head 63 up to stop.
Using Handle Retaining Nut Wrench* unscrew Handle Retaining Nut 34 and remove Body 65.
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HEAD ASSEMBLY
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Remove 4 Bleed Screws 1 and Bonded Seals 5 and drain oil into a suitable container.
Fit Head Vice Jaw* to Head 63 and use soft jaws to hold the Head Vice Jaw in the inverted orientation.
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Remove 'O' Rings 13 from Head 63.
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Using a 2mm Pin Punch* drive Trigger Pin 30 out and remove Trigger 29.
Unscrew Trigger Valve 28 using Trigger Valve Extractor*.
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Using Seal Retainer Wrench* remove Seal Retainer 55. Remove Lip Seal 16 and 'O' Ring 12.
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Extract Air Piston Rod 58. Remove Bearing Ring 62, Lip Seal 15, Seal Stop 61, Lip Seal 14 and Pull Piston 56.
Remove Bearing Ring 60 from Air Piston Rod End 59.
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Fit 4mm A/F Allen key into Air Piston Rod 58 and using 14mm A/F spanner or 5mm A/F Allen key unscrew Air Piston
Rod End 59.
Using Return Piston Extractor* remove Return Piston 57. Remove Lip Seal 14 from Return Piston.
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Remove the Head Vice Jaw*. Using soft jaws to hold the tool Handle, position the tool in the nose-down orientation.
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Using 48mm A/F spanner unscrew End Cap 51. Remove Bearing Ring 53, Wiper 22 and 'O' Ring 6 from End Cap.
* Refers to items included in 73200 Service Kit. For complete list see page 17.
Item numbers in bold refer to the General Assembly drawing and parts list (pages 21 – 22).
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O R I G I N A L I N S T R U C T I O N