Pneumatic Piston Assembly; Valve Spool Assembly; Trigger - Avdel Genesis G2LB Manuel D'instructions

S e r v i c i n g t h e To o l
H e a d A s s e m b l y
Assemble in reverse order to dismantling noting the following points:
•
Place Lip Seal 8 onto the insertion rod* ensuring correct orientation. Push the guide tube* into the head of the tool and push the
insertion rod* with the seal into place through the guide tube*. Pull the insertion rod* out then the guide tube.
•
Drop Seal Retainer 30 against Lip Seal 8 large flange first.
•
Fit Lip Seal 11 and 'O' Ring 13 (2 off) onto the head piston 7.
•
Lubricate the cylinder bore and place the piston sleeve* into the back of Head Assembly 4. Slide the bullet* onto the threaded part of
Head Piston 7 and push the piston with the seals through the piston sleeve* as far as it will go. Slide the bullet* off the piston and
remove the piston sleeve.
•
Fit Seal Housing 5 and Lip Seal 67.
•
Tighten Chuck Collet Adaptor 1 fully tightened onto Head Piston 7 BEFORE tightening Locknut 3 against it.
®
•
Use Loctite 932 when reassembling Retaining Nut 26.
P n e u m a t i c P i s t o n A s s e m b l y
•
Remove 'ON/OFF' Valve Assembly 60.
•
Clamp the body of the inverted tool ACROSS THE AIR INLET BOSSES in a vice fitted with soft jaws.
•
Pull off Rubber Boot 80.
•
Using the peg spanner* unscrew Base Cover 40.
•
Unscrew Locknuts 76 (2 off) and remove Base Plate 77.
•
Remove Cylinder Liner 45 together with Sealing Washers 75 (2 off) and 'O' Rings 78 (2 off).
•
Remove Pneumatic Piston Assembly 42 together with 'O' Ring 39, Lip Seals 41 (3 off) and Guide Ring 35.
•
Engage the Seal Extractor* into Seal Assembly 34 and withdraw Seal Assembly from intensifier tube of the Head Assembly 4.
Assemble in reverse order.
Va l v e S p o o l A s s e m b l y
•
Remove Pneumatic Piston Assembly 42 and Intensifier Seal Assembly 34 as described above.
•
Using the 'T' spanner* and 'T' spanner spigot* undo Clamp Nut 36 and remove it together with Top Plate 63, Transfer Tube Assembly
44, 'O' ring 6 and Silencers 62.
•
Release the tool from the vice and separate Body 38 with 'O' Ring 31 from Handle Assembly 32.
•
Remove 'O' Ring 33 from the intensifier tube and pull off Head Assembly 4 from Handle Assembly 32.
•
Push out Valve Seat 64 with 'O' Ring 6.
•
Pull out all the components of Valve Spool Assembly 54.
•
Finally remove 'O' Ring 59 out of the handle counterbore.
Assemble in reverse order noting the following points -
•
Ensure that the central port in Valve Seat 64 faces upwards.
®
•
Use Loctite 243 when reassembling Clamp Nut 36, torque to 11ft lb (14.91 Nm).
Tr i g g e r
•
Using the 2 millimetre diameter pin punch*, drive Trigger Pin 48 out and lift off Trigger 47.
•
Unscrew Trigger Valve 46 using the trigger valve extractor*.
Assemble in reverse order to dismantling.
Priming is ALWAYS necessary after the too has been dismantled and prior to operating.
* Item included in the Service Kit. For complete list see page 14.
Item numbers in bold refer to the General Assembly drawing and Parts List on pages 16-17.
I M P O R T A N T
Check the tool against daily and weekly servicing
15