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22 307-638
SERVICE
Fig
17
KEY
2 Gun
Handle
3a Alternator
3b O–Ring
3c Plug
5
Power Supply
5a O–Ring
5b O–Ring
5c Spring
18 Barrel
18b Cushion
46 Gasket
18
46
5c
5b
5a
3a
3c
3b
2
5
NOTE:
The power cartridge (3)
includes items 3a, 3b,
3c, and 5.
18b
See
NOTE
after
step 3, below
.
Power Cartridge Replacement
1. Remove the barrel as described under Barrel
Removal.
2. Remove
the gasket (46) from the gun. See Fig 17.
CAUTION
The power cartridge is fragile. Be careful when
handling
it to avoid damage.
3. Grasp the power cartridge with your hand. With a
gentle side to side motion, pull it free from the gun
handle
(2). Then pull the power
cartridge straight out
of
the handle.
CAUTION
DO
NOT use solvents to clean the power cartridge
cavity in the gun handle (2). Solvent will damage
electrical components contained in the power
cartridge.
Inspect
the power cartridge cavity in the handle for
dirt
or moisture. Clean out the cavity with a
clean,
dry
rag if necessary
.
Lightly lubricate the o–rings (3b, 5a, 5b) on the
new
power cartridge with petroleum jelly
. All the o–
rings
and the compression spring (5c) must be in
place or the gun will malfunction.
NOTE: The cushion (18b) is part of the gun barrel and
should never be removed. If it ever is removed,
push the cushion, adhesive side in toward the
barrel,
with a rod until it is securely adhered in the
barrel.
DO NOT
use the power supply (5) to
press
the cushion into the barrel as it will not ad
-
here
properly
.
4.
Insert the new power cartridge in the gun handle.
NOTE: See
Fig 18 for proper alignment of the power car
-
tridge
(3) in the gun handle (2).
5.
Install the gasket (46) in the gun handle (2).
6. Install the barrel on the handle as described under
Barrel
Removal
.
Fig 18
KEY
2 Gun
Handle
3
Power Cartridge
2
3