Troubleshooting Guide
MANY COMMON PROBLEMS CAN BE SOLVED EASILY BY UTILIZING THE CHART BELOW. FOR MORE SERIOUS OR PERSISTENT PROBLEMS,
CONTACT A DEWALT SERVICE CENTER OR CALL 1-(800)-4-DEWALT.
DISCONNECT AIR FROM TOOL BEFORE ALL REPAIRS
Trigger valve housing leaks O-ring or valve stem failure Replace valve using: Trigger Valve Kit: Cat.# D510005
Top cap leaks air Loose cap screws Tighten cap screws using appropriate Allen wrench
Damaged or worn gasket or O-ring Replace gasket/O-rings using: O-ring Repair Kit: Cat. # D512561 (16 GA.), D512751 (15 GA.)
Exhaust leaks Main seal or O-ring damaged, debris in tool. Replace gasket/O-rings using: O-ring Repair Kit: Cat. # D512561 (16 GA.), D512751 (15 GA.)
Air leaks around nose when Damaged or worn O-rings Replace gasket/O-rings using: O-ring Repair Kit: Cat. # D512561 (16 GA.), D512751 (15 GA.)
tool is at rest. (Driver blade in up position)
Air leaks around nose when tool is in
actuated position. (Driver blade in Damaged or worn bumper Replace bumper using: Bumper Kit: Cat. # D512566 (16 GA.), D512753 (15 GA.)
down position)
Tool does not cycle Tool not receiving air Check air supply
In cold weather Valve may be frozen Warm up tool
Damaged or worn O-rings Replace gasket/O-rings using: O-ring Repair Kit: Cat. # D512561 (16 GA.), D512751 (15 GA.)
Broken or damaged driver blade Replace Driver Blade Kit: Cat. # D512565 (16 GA.), D512752 (15 GA.)
Lack of power; sluggish Low air pressure Check air supply
Lack of lubrication Lubricate tool using approved pneumatic tool oil.
Damaged or worn O-rings Replace gasket/O-rings using: O-ring Repair Kit: Cat. # D512561 (16 GA.), D512751 (15 GA.)
Exhaust port blocked or clogged Disconnect air, remove exhaust plate from top of tool, clean port
Skipping nails; intermittent feed Air restricted Check air supply and couplers
Lack of lubrication Lubricate tool using approved pneumatic tool oil
Nose piece screws loose Tighten nose piece screws using appropriate Allen wrench
Wrong size/angle fasteners Use only recommended fasteners
Dirty magazine Clean magazine track and nosepiece
Worn magazine Replace magazine
Broken or damaged driver blade Replace Driver Blade Kit: Cat. # D512565 (16 GA.), D512752 (15 GA.)
Trigger valve O-ring worn or damaged Replace valve using: Trigger Valve Kit; Cat. # D510005
Worn piston O-ring Replace Piston O-Ring using: O-Ring Repair Kit: Cat. # D512561 (16 GA.), D512751 (15 GA.)
Worn or damaged pusher spring Replace spring
Magazine loose Check that magazine latch is holding firmly
Fasteners jam in tool Driver channel in nose piece worn Replace nosepiece
Wrong size/ angle fasteners Use only recommended fasteners
Magazine loose Check that magazine screws are holding firmly
Worn driver blade Replace Driver Blade Kit: Cat. # D512565 (16 GA.), D512752 (15 GA.)
Nose piece screws loose Tighten nosepiece screws using appropriate Allen wrench
Nails not feeding properly Ensure nails are feeding properly into nose.
5.5 HP Gas
2 HP Elec.
8 - 9 CFM
Portable
Handcarry
3.2 - 4
CFM
8 HP Gas
14 - 16
CFM
Industrial
23+ CFM
Portable à
la main
3,2 à 4
pi
3
/min
5,5 HP
Essence 2
HP Élec.
8 à 9
pi
3
/min
8 HP
Essence
14 à 16
pi
3
/min
Industriel
23 pi
3
/min
+
Transporta
ble
3.2 - 4
CFM
5.5 CV Gas
2 CV Elec.
8 - 9 CFM
8 HP Gas
14 -16
CFM
Industrial
23+ CFM
NUMBER OF TOOLS CONNECTED TO COMPRESSOR
NOMBRE D’OUTILS RACCORDÉS AU COMPRESSEUR
NÚMERO DE HERRAMIENTAS CONECTADAS AL COMPRESOR
1
2
3
4
5
6
7
8+
Compressor will be sufficient for tools at all production rates.
Le compresseur sera suffisant pour les outils à tous les taux de production.
El compresor será suficiente para las herramientas a cualquier velocidad de trabajo
Compressor will be sufficient at slow or moderate production rates, but may have difficulty at very rapid rates.
Le compresseur est suffisant pour les cadences de production lentes ou modérées, mais son rendement pourrait être
insuffisant pour les cadences très rapides.
El compresor será suficiente a velocidades de trabajo bajas o moderadas, pero puede tener dificultades en velocidades
muy rápidas.
Compressor will be adequate only when tools are utilized at slow production rates. (punch-out or occasional use)
Le compresseur est adéquat uniquement quand les outils sont utilisés à des cadences de production lentes (perforation ou
utilisation occasionnelle).
El compresor sólo será adecuado cuando las herramientas se utilicen en velocidades de trabajo lentas (perforación o uso
ocasional).
Not Recommended
Non recommandé
No recomendado
D51256 16G. Finish Nailer D51275 15G. Angled Finish Nailer
Cloueuse de finition D51256, calibre 16 Cloueuse de finition à angle D51275, calibre 15
Clavadora D51256, calibre 16 Clavadora angular D51275, calibre 15
Height / Hauteur / Altura 9.5'' (241.3 mm) 11.5'' (292.1 mm)
Width / Largeur Anchura 3'' (76.2 mm) 3.5" (88.9 mm)
Length / Longueur / Longitud 12.5'' (317.5 mm) 13'' (330.2 mm)
Weight / Poids / Peso 3.9 lbs. (1.77 kg) 3.85 lbs. (1.75 kg)
Recommended Operating Pressure 70 - 120 psig (4.9 - 8.3 bar, 5 to 8.5 kg/cm
2
) 70 - 120 psig (4.9 - 8.3 bar, 5 to 8.5 kg/cm
2
)
Pression de fonctionnement recommandée de 70 à 120 lb/po
2
de 70 à 120 lb/po
2
Presión de operación recomendada de 5 à 8,5 kg/cm
2
ou de 4,9 à 8,3 bar de 5 à 8,5 kg/cm
2
ou de 4,9 à 8,3 bar
Air Consumption per 100 cycles 4.5 cfm @ 100 psi 6.0 cfm @ 100 psi
Consommation d’air par 100 cycles 4,5 pi
3
/mn @ 100 lb/po
2
6,0 pi
3
/mn @ 100 lb/po
2
Consumo de aire por 100 ciclos 4.5 cfm @ 100 psi 6.0 cfm @ 100 psi
Loading capacity Up to 160 Nails Up to 110 Nails
Capacité de chargement Jusqu’à 160 clous Jusqu’à 110 clous
Capacidad de carga Hasta 160 clavos Hasta 110 clavos
TOOL SPECIFICATIONS / CARACTÉRISTIQUES DE L’OUTIL / ESPECIFICACIONES DE LA HERRAMIENTA
To Next Page
Loading...
Need help?
General
