9
244/244OS Series Tooling Alcoa Fastening Systems
D
D
ISASSEMBL
ISASSEMBL
Y
Y
(Refer to Figures 1-3 and 9 & 10)
NOTE: The following procedure is for complete
disassembly of tool. Disassemble only those
components necessary to replace damaged O-
rings, Quad-Rings, Back-up Rings, and worn or
damaged components. Always use soft jaw vice to
avoid damage to tool.
1. Disconnect air hose from tool.
2. Remove nose assembly. Follow instructions on
Nose Assembly Data sheet.
3. Insert Fill Tool, P/N 112465 through reservoir
housing and screw into Reservoir Plunger (73)
locking it in the out position (Fig1).
4. Unscrew Cap Screws (69) with 5/32 hex key.
Carefully lift Head straight up from Handle (1),
remove Pull Gland Assembly (29) and Return Gland
Assembly (25) from separated head and handle
assemblies (Fig1).
5. Unscrew Plug (85) of return
Pressure Relief Valve from front
of head. Remove Spring (84),
valve Guide (82), Sleeve (83)
and Steel Ball (81). A small
magnet is helpful (Fig1).
6. Unscrew Bleed Plug (40). Hold
over waste oil container and
release fill tool slowly (Fig1).
7. Unscrew Housing/Spacer
Assembly (70) from head.
Remove two Springs (2x 71 for
the 244 tool or 71 & 93 for the
244OS tool). Slide Reservoir
Plunger (73) from head.
Remove spacer and Quad-Ring
(72), a pick may be used to
remove the Quad-Ring (Fig1).
8. Unscrew Plug (78) of reservoir
check valve from side of head.
Remove Spring (77), Check
Valve Guide (76) and Stainless
Steel Ball (75) (Fig1).
9. 244 Model Only (Fig. 1 & 9)
Pintail Deflector (22) can be pulled off deflector tube
at rear of Piston.
10. 244 Model: (Fig. 1 & 9)
Unscrew End Cap (21) from Head, Plug & Seat
Assembly (15) with 1 9/16 open end wrench.
244OS Model: (Fig. 10)
Loosen and remove Locknut (92) from Piston Stop
(89). Unscrew Piston Stop (89) from End Cap (21),
then unscrew End Cap from Head, Plug & Seat
Assembly (15) with 1 9/16 open end wrench.
11. 244 Model: (Fig. 2a)
Place Spacer (123112-2) on piston and thread on
Piston Assembly Tool (123111-2) onto piston. Tap or
press piston assembly out of head. NOTE: Piston
will push out front and rear gland assembly.
244OS Model: (Fig. 2b)
Place Spacer (123112-8) on piston and thread on
Piston Assembly Tool (123111-8) onto piston. Tap or
press piston assembly out of head. NOTE: Piston
will push out front and rear gland assembly.
WARNING: Be sure air hose is disconnected
from tool before cleaning, or performing
maintenance. Severe personal injury may
occur if air hose is not disconnected.
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