9
2024 series Pneudraulic Installation Tool (HK1077)
Disassembly
GenerAl
This procedure is for the complete disassembly of the
tool. Disassemble only those components necessary to
replace damaged O-rings, Quad-rings, Back-up rings,
and worn or damaged components. For component
identification, see Figures 2–5, 10,
and 14.
1. Disconnect the tool from the air source.
2.
Unscrew the retaining nut and remove the nose
assembly. (Follow the instructions on the
Nose
Assembly Data Sheet
.)
3.
Unscrew the bleed plug from top of the head/
handle. Turn over the tool (Figures 10 & 14) and
drain the fluid into a container. (The tool can be
cycled to clear more completely.) Discard the fluid.
4. Models
2024
&
2024l
: Pull the pintail deflector off
the end cap.
Models
2024V
&
2024lV
: See
Pintail Bottle/
Vacuum System Disassembly
and Figures 5, 6, &
10.
5.
Remove throttle arm pivot screw and lever guard,
and lift out throttle arm. Disconnect the ball end of
the cable assembly from it.
6.
Secure the tool upside-down in a soft-jaw vise; use
a 1/8” hex key to remove button-head screws from
the muffler end cap. (Figure 2) Remove end cap and
gasket, and remove muffler from the end cap, and
spring from the throttle valve. (Figure 14)
7.
Tap down the cylinder head with a soft mallet (to
take pressure off the ring), and remove the retaining
ring. (Figure 2)
8. Screw the button-head screws into cylinder head;
(
Figure 2
) carefully pry on screws to remove head.
Remove the O-ring.
9.
Pull on locknut with vise-grips to remove the air
piston from cylinder. Remove the piston
Quad-ring.
10.
Remove bumper from the gland assembly. Unscrew
the gland assembly with a 1-3/8” socket wrench and
extension.
11.
Remove retaining ring from gland, and then pull
out spacer and Polyseal. (Figure 2) Remove O-rings,
Quad-ring
, and Back-up ring. Lift cylinder assembly
from the head/handle. (Figure 2)
12.
Turn over the tool and drain the fluid into a
container; discard the fluid.
13.
Remove throttle valve from air cylinder, and remove
the O-rings. (Figure 14)
HeAD/HAnDle
This procedure is applicable to models
2024
and
2024l
.
For component identification, see Figures 3,
4, and 14.
For models
2024V
and
2024lV
, see
Pintail Bottle/
Vacuum System Disassembly
.
1. Unscrew end cap; remove spring, spacer, and wiper
seal. (Figure 3)
2. Thread the Polyseal Insertion Tool into the rear of
the head/handle.
nOTe
:
See Figure 3 for tool-
specific part numbers.
Figure 2
CAUTIOn: Always use a soft-jaw vise to
avoid damaging the tool.
CAUTIOn: Take care to not scratch the
piston, rod, or cylinder when removing.
WArnInG: Disconnect the air hose
from the tool before performing any
maintenance. Serious personal injury could
result if the air hose is connected.
