D512362, D514202
18 Gauge Piston/Driver Assembly
Instructions
FOR USE WITH D51236 18 GA. 2" BRAD NAILER
FOR USE WITH D51420 18 GA. 1/4" NARROW CROWN
STAPLER
If you should have difficulty understanding the following
instructions contact a D
rized D
WALT service person.
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Important Safety Instructions
• Read and understand tool instruction manual before attempting
repairs.
• Use only genuine D
WALT replacement parts.
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• Always wear ANSI compliant eye protection.
• Disconnect air from tool and remove all nails before servicing.
• Always point tool in safe direction when reconnecting air
supply.
CAUTION:
• Do not allow dirt, dust or other foreign materials to enter the
tool.
• Be careful not to scratch or damage the o-rings or any internal
surfaces.
PART DESC.
IN KIT
Driver Blade SA
O-Ring 21.8 x 3.1
Grease Tube
Bumper Plate
1. Disconnect air from tool before servicing or repairing.
2. Remove all nails from tool.
3. Remove four screws from top cap (A) with 3 mm Allen wrench
provided in kit box. The head valve (B) and head valve
spring (C) easily remove. Take care not to misplace them.
J
The following are trademarks for one or more D
on the handgrip; the kit box configuration; and the array of lozenge-shaped humps on the surface of the tool.
WALT service center or an autho-
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#
D512362
D514202
PART #
PART #
1
646791-00
642986-00
1
642912-00
642912-00
1
606112-00
606112-00
1
642989-00
642989-00
A
B
C
D
WALT Industrial Tool Co., 701 Joppa Road, Baltimore, MD 21286
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(AUG06)
Form No. 644905-00
WALT power tools: the yellow and black color scheme; the "D" shaped air intake grill; the array of pyramids
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4. Remove piston/driver subassembly (D), cylinder (E), bumper
(F), bumper plate (G), and bulkhead/cylinder hold-down (H)
from the tool.
D
5. Lubricate piston/driver o-ring (I) with the grease provided.
6. Replace piston/driver subassembly (D), cylinder (E), bumper
(F), bumper plate (G), and bulkhead/cylinder hold-down (H)
back into the tool. Make sure the bulkhead is properly seated.
7. D51236 ONLY
Making sure the piston/driver subassembly's flat (smooth) side
is facing FRONTWARD, slide the piston/driver subassembly
down the driver blade channel into the nosepiece.
D51420 ONLY
Making sure the piston/driver subassembly's flat (smooth) side
is facing BACKWARDS, slide the piston/driver subassembly
down the driver blade channel into the nosepiece.
8. Ensure top gasket (J) is
properly placed between the
top cap and frame before
fastening the top cap.
9. Make sure to reinstall the
head valve (B) and head valve
spring (C) as shown.
10. Replace top cap (A) and
fasten four screws with a
3 mm Allen wrench.
11. Tighten screws snugly to prevent leaks.
12. Ensure trigger and contact trip are working smoothly.
13. Set pressure on compressor or air line at 80 psi.
14. Pointing tool in safe direction, connect tool to air supply. Tool
must not leak air.
15. Check for proper operation of tool. If tool continues to leak air
or if problems persist, take nailer to a D
16. If warning labels are missing or damaged, request replace-
ments from a D
D512362, D514202
Directives de l'ensemble piston/
extrémité motrice pour outils de
calibre 18
CONÇUE POUR UNE UTILISATION AVEC LA CLOUEUSE
DE FINITION D51236 POUR CLOUS DE 50,8 MM (2 PO),
CALIBRE 18
CONÇUE POUR UNE UTILISATION AVEC L'AGRAFEUSE
D51420 À AGRAFES ÉTROITES DE 6,4 MM (1/4 PO),
CALIBRE 18
En cas de difficulté à comprendre les directives qui suivent,
communiquer avec un centre de réparation D
personnel de réparation autorisé D
Consignes de sécurité importantes
• Lire et comprendre le mode d'emploi de l'outil avant d'effectuer
quelconques réparations.
• Utiliser uniquement des pièces de rechanges authentiques
D
WALT.
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D512362, D514202
Copyright © 2006 D
F
I
G
WALT service center.
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WALT service center.
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WALT.
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WALT
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F
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WALT ou le
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