DeWalt D51422 is an 18 Gauge 1/4" Narrow Crown Stapler that is ideal for a variety of tasks, including:
- Upholstery
- Crafts
- Moldings
- Paneling
- Fencing
The D51422 features a powerful motor that drives 1/4" narrow crown staples up to 1-1/2" in length. The lightweight and compact design makes it easy to maneuver, even in tight spaces. The D51422 also has a number of features that make it easy to use, including:
- A depth-of-drive adjustment knob that allows you to control the depth of the staples
- A quick-release magazine that makes it easy to load and unload staples
- A built-in belt hook that allows you to keep the stapler close at hand
DeWalt D51422 is an 18 Gauge 1/4" Narrow Crown Stapler that is ideal for a variety of tasks, including:
- Upholstery
- Crafts
- Moldings
- Paneling
- Fencing
The D51422 features a powerful motor that drives 1/4" narrow crown staples up to 1-1/2" in length. The lightweight and compact design makes it easy to maneuver, even in tight spaces. The D51422 also has a number of features that make it easy to use, including:
- A depth-of-drive adjustment knob that allows you to control the depth of the staples
- A quick-release magazine that makes it easy to load and unload staples
- A built-in belt hook that allows you to keep the stapler close at hand
D512381, D514221
18 Gauge O-ring Repair Kit Instructions
FOR USE WITH D51238 18 GA. 2" BRAD NAILER
FOR USE WITH D51422 18 GA. 1/4" NARROW CROWN
STAPLER
If you should have difficulty understanding the following
instructions contact a D
EWALT service center or an autho-
rized D
EWALT service person.
Important Safety Instructions
• Read and understand tool instruction manual before attempting
repairs.
• Use only genuine D
EWALT Replacement Parts.
• 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.
O-RING DESC. # IN KIT PART # REF. LETTER
O-Ring 37.1 x 2.05 1 609020-00 F (Red Dot)
O-Ring 31 x 2 1 398169-00 E
O-Ring 25.7 x 3.5 1 398170-00 L
O-Ring 36 x 2 1 398171-00 M
Seal, Cylinder 1 395489-00 P
Cap Gasket 1 395488-00 O
Grease Tube 1 606112-00
O-ring Reference Guide
PART #
398169-00
PART #
398170-00
PART # 609020-00 (RED DOT)
PART # 398170-00
1. Disconnect air from tool before
A
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.
4. Pull head valve (B), head valve
spring (C), and top bumper (D)
out of top cap through center of
head valve opening.
DEWALT Industrial Tool Co., 701 Joppa Road, Baltimore, MD 21286
(AUG06) Form No. 644906-00 D512381, D514221 Copyright © 2006 DEWALT
The following are trademarks for one or more DEWALT power tools: the yellow and black color scheme; the “D” shaped air intake grill; the array of pyramids
on the handgrip; the kit box configuration; and the array of lozenge-shaped humps on the surface of the tool.
B
B
C
D
O
5. Replace internal o-ring
E
F
RED DOT
(E – # 398169-00) and external
o-ring (F – # 609020-00/Red Dot)
on head valve.
6. Apply grease provided to o-rings in
head valve prior to assembly.
7. Remove cylinder hold down (G)
from tool.
8. Remove piston/driver subassembly
(H), cylinder (I), bumper (J) bumper
plate (N) and bulkhead (K) from tool.
K
JG
M
I
H
L
9. Remove bulkhead (K) from cylinder.
10. Remove piston/driver subassembly (H) from cylinder.
11. Replace piston o-ring (L – # 398170-00) on driver blade/piston
assembly.
12. Replace check valve o-ring (M – # 398171-00) on cylinder.
13. Apply grease provided to all o-rings prior to assembly.
14. Ensure the inside of the tool is free from dirt and debris.
15. Place piston/driver subassembly
P
H
I
N
K
J
(H) back into cylinder (I).
16. Place bumper (J) onto bottom
of cylinder (I).
17. Place bumper plate (N) through
the piston/driver subassembly
(H) and onto the bottom of the
bumper (J).
18. D51238 ONLY
Making sure the piston/driver
subassembly’s flat (smooth)
side is facing toward the FRONT of the tool, slide the cylinder/
bulkhead/piston/driver/bumper/bumper plate into the tool so
the piston/driver subassembly slides down the driver blade
channel in the nosepiece.
D51422 ONLY
Making sure the piston/driver subassembly’s flat (smooth)
side is facing toward the BACK of the tool, slide the cylinder/
bulkhead/piston/driver/bumper/bumper plate into the tool so
the piston/driver subassembly slides down the driver blade
channel in the nosepiece.
19. Replace cylinder seal (P) with new one provided and snap onto
cylinder.
20. Replace cylinder hold-down (G) onto top of bulkhead (K).
21. Assemble top bumper into top cap (make sure it snaps into
place)
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4. Tire de la válvula de suministro (B), el resorte de la válvula de
suministro (C) y la defensa/paragolpe superior hacia afuera de
la tapa superior a través del centro de la abertura de la válvula
de suministro.
B
B
C
D
O
5. Vuelva a colocar la junta tórica
E
F
(PUNTO ROJO)
interna (E – n.º 398169-00) y la
junta tórica externa (F – n.º
609020-00/punto rojo) en la
válvula de suministro.
6. Antes de ensamblar, aplique la
grasa suministrada a las juntas
tóricas en la válvula de suministro.
7. Quite el dispositivo de sujeción del
cilindro (G) de la herramienta.
8. Quite el subconjunto impulsor/pistón (H), el cilindro (I), la
defensa/paragolpe (J), la placa de la defensa/paragolpe (N) y
tabique divisorio (K) de la herramienta.
K
JG
M
I
H
L
9. Quite el tabique divisorio (K) del cilindro.
10. Quite el subconjunto impulsor/pistón (H) del cilindro.
11. Vuelva a colocar la junta tórica del pistón (L – n.º 398170-00)
en el conjunto pistón/hoja del impulsor.
12. Vuelva a colocar la junta tórica de la válvula (M – n.º 398171-00)
en el cilindro y contrólela.
13. Antes de ensamblar, aplique la grasa suministrada a todas las
juntas tóricas.
14. Asegúrese de que el interior de la herramienta no tenga polvo
ni desechos.
15. Vuelva a colocar el subconjunto
P
H
I
N
K
J
impulsor/pistón (H) en el
cilindro (I).
16. Coloque la defensa/paragol-
pe (J) en la parte inferior del
cilindro (I).
17. Coloque la placa de la defensa
/paragolpe (N) a través del sub-
conjunto impulsor/pistón (H) y
sobre la parte inferior de la
defensa / paragolpe (J).
18. D51238 SOLAMENTE
Asegúrese de que el lado plano (liso) del subconjunto
impulsor/pistón esté hacia EL FRENTE de la herramienta y
deslice el cilindro/el tabique divisorio/el pistón/la defensa/para-
golpe/la placa de la defensa/paragolpe en la herramienta de
modo que el subconjunto impulsor/pistón se deslice hacia
abajo del canal de la hoja del impulsor en la boquilla.
D51422 SOLAMENTE
Corrobore que el lado plano (liso) del subconjunto
impulsor/pistón esté hacia LA PARTE POSTERIOR de
la herramienta y deslice el cilindro/el tabique divisorio/
el pistón/la defensa/paragolpe/la placa de la defensa/
paragolpe en la herramienta de modo que el
subconjunto impulsor/pistón se deslice hacia abajo del
canal de la hoja del impulsor en la boquilla.
20. Reemplace el sello del cilindro (P) con el nuevo sello provisto
y cálcelo en el cilindro.
20. Vuelva a colocar el dispositivo de sujeción del cilindro (G) en
la parte superior del tabique divisorio (K).
21. Ensamble la defensa / paragolpe superior en la tapa superior
y asegúrese de que encaje en el lugar.
22. Ensamble el resorte de la válvula de suministro (C) en la
defensa / paragolpe superior (D).
23. Empuje la válvula de suministro (B) en la tapa superior (A)
hasta que no pueda salirse de la tapa superior.
24. Asegúrese de reemplazar la junta de tapa/empaque de tapa
superior (O – n.º 395488-00) y de colocarla correctamente
entre la tapa superior y el armazón antes de ajustar la tapa
superior.
25. Vuelva a colocar la tapa superior (A) y ajuste los cuatro
tornillos con una llave Allen de 3 mm.
26. Ajuste los tornillos perfectamente para prevenir pérdidas.
27. Corrobore que el disparador y el interruptor de contacto
funcionen sin problemas.
28. Configure la presión del compresor o la línea de aire en
80 psi.
29. Apunte la herramienta en una dirección segura y conéctela al
suministro de aire. La herramienta no debe perder aire.
30. Verifique que la herramienta funcione correctamente. Si la
clavadora sigue perdiendo aire o si los problemas persisten,
llévela a un centro de mantenimiento D
EWALT.
31. Si las etiquetas de mantenimiento faltan o están dañadas,
solicite su reemplazo sin cargo en un centro de mantenimiento
D
EWALT.
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DeWalt D51422 User manual
- Category
- Staple guns
- Type
- User manual
DeWalt D51422 is an 18 Gauge 1/4" Narrow Crown Stapler that is ideal for a variety of tasks, including:
- Upholstery
- Crafts
- Moldings
- Paneling
- Fencing
The D51422 features a powerful motor that drives 1/4" narrow crown staples up to 1-1/2" in length. The lightweight and compact design makes it easy to maneuver, even in tight spaces. The D51422 also has a number of features that make it easy to use, including:
- A depth-of-drive adjustment knob that allows you to control the depth of the staples
- A quick-release magazine that makes it easy to load and unload staples
- A built-in belt hook that allows you to keep the stapler close at hand
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- français: DeWalt D51422 Manuel utilisateur
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