Assemble in reverse order noting the following points:
• Seals should be checked for damage and replaced as necessary. Lubricated pneumatic seals with
Molykote 55M grease (07992-00075) and hydraulic seals with Molykote 111 grease (07900-00755).
• Ensure that the Air Chamber 67 is screwed fully into the Handle Lower 52 so that there are no visible gaps
between the parts. (Tightening Torque:10~12Nm)
AIR VALVE, HANDLE BASE AND HANDLE ASSEMBLY
• Remove the Air Chamber 67 and Air Piston Assembly 61 as described above.
• Using hexagonal wrench (2.5mm), unscrew Hexagonal Socket Head Cap Bolt 65 and remove together
with the Valve Plate 64, Tube Valve Assembly 62 and Tube Assembly 63.
• Unscrew Sleeve Lock Nut 59 and remove together with the Sleeve Washer 58.
• Remove the Handle Lower 52 and Handle Sealing Skirt 42 from the Handle Upper Assembly 9.
• Push the Valve Seat 57 from the Handle Lower 52, together with Valve Seat Sleeve 55 and O Rings 56.
• Pull the Valve Spool Assembly 47, 48, 49, from the Handle Lower 52.
• Pull the Handle Assembly 41 and Handle Sealing Skirt 42 from the Handle Upper Assembly 9.
• Remove Lower Gasket 43, Upper Gasket 44 from the Handle Assembly 41.
• Remove Upper Gasket 40 from the Handle Upper Assembly 9.
Assemble in reverse order noting the following points:
• Seals and gaskets should be checked for damage and replaced as necessary. Lubricated seals and gaskets
with Molykote 55M grease (07992-00075).
• Apply Loctite 243 to Sleeve Lock Nut 59 and tighten to torque 15~20 Nm (11.06~14.75ftlb).
• Ensure that the Air Chamber 67 is screwed fully into the Handle Lower 52 so that there are no visible gaps
between the parts.
TRIGGER
• Using the 2mm Pin Punch (07900-00158) drive the Trigger Pin 46 out of the Handle Assembly 41 and
remove the Trigger Button 6.
• Unscrew the Schrader Valve 45 using the trigger valve extractor (07900-00692).
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