DISASSEMBLY
DISASSEMBLY
15
UNSCREW THE BREECH PLUG
FROM THE BARREL
6. Unscrew the breech plug from the
rear of the barrel using a 1” wrench.
Protect the barrel from damage if a
vise is used to hold the barrel during
the disassembly.
7. Slide the piston out of the barrel
assembly. If necessary,tap the
breech plug end of the barrel on a
wood block to free the piston.
8. Inspect all parts for wear or damage
and clean or replace as required.
Use detergent oil and cleaning brush.
Wipe parts dry before reassembly.
WEAR SAFETY GOGGLES WHEN
CLEANING TOOL PARTS.
9. Check the piston tip for mushroom-
ing or other deformities, and grind
flat. The tip of the piston must be 90°
to the shank and grinding should only
be done by qualified personnel. The
overall minimum length of the piston
must not be less than 6 1/16”. When
less than this length, the piston must
be replaced to avoid tool damage.
10. Inspect all tool parts for wear or
damage and clean or replace as
required. Wipe all parts dry before
reassembly.
11. Reassemble the tool in the reverse
order of disassembly. Align the stop
groove in the barrel with the stop
opening in the tool housing when
replacing the barrel.
ALWAYS PERFORM THE DAILY
FUNCTION TEST BEFORE
USING THE TOOL AFTER
CLEANING OR SERVICING.
SLIDE THE PISTON FROM THE
REAR OF THE BARREL
GRIND THE PISTON TIP FLAT
AND BEVEL EDGE AT 18°
18°
7/32"
ALIGN STOP GROOVE IN THE
BARREL WITH STOP OPENING
90°
