409-2426 Datasheet, PDF (16/17 Pages) Tyco Electronics – Pneumatic Tools

Pneumatic Tools 68068 and 68068-1
409-2426
19. Align the holes of the rear plug with the holes of the cylinder housing, and insert the rear plug. Install
the screws (Item 20), and tighten.
20. Re–install the strap (Item 7) using the two screws (Item 9) and washers (Item 8).
8.3. Air Valve Spool O" Ring Replacement
1. DISCONNECT the tool from the air supply.
DANGER
To prevent personal injury, ALWAYS DISCONNECT the tool from the air supply when making replacements.
2. Remove the handle grip (Item 1).
3. Remove the dowel pin (Item 14) from the valve housing.
4. Slide the button (Item 2) and attached air valve spool (Item 4) out of the valve housing.
5. Remove the compression spring (Item 5) from inside of the valve housing, and inspect it for excessive
wear or breakage. If necessary, replace the compression spring.
NOTE
i
DO NOT disturb the air valve spool adjustment within the button. If the spool adjustment is disturbed, refer to
Paragraph 8.4 to re-adjust it.
6. Replace both air valve spool “O” rings (Item 3), then apply “O” ring lubricant to the new “O” rings.
7. Re–install the compression spring (Item 5).
8. Slide the air valve spool and button into the valve housing until the slot of the button is aligned with
the dowel pin hole of the valve housing. See Figure 10.
9. Insert the dowel pin (Item 14) all of the way into the valve housing. The ends of the dowel pin must be
flush with the sides of the valve housing.
10. Re–install the handle grip.
Air Valve Spool O" Ring Replacement
Slot of Button Aligned with
Dowel Pin Hole of Valve Housing
Air Valve Spool Adjustment
Tip of Screw Driver in
Slot at Rear of Spool
16 of 17
Figure 10
Tyco Electronics Corporation
Rev A