Troubleshooting - DeWalt PA3500 Operating Instructions Manual

TROUBLESHOOTING

ALWAYS CHECK INSTRUCTION MANUAL FOR PROPER ASSEMBLY OF PARTS
Fastener overdriving
Tool does not fire
ISSING
FO
Tool does not depress
THIS
Power reduction or inconsistent
ABLE?
fastener penetration
Load strip cannot be inserted
Load strip will not advance
Load will not fire when trigger
Load will not fire when tool
is fully depressed and trigger
Tool cannot be opened
Piston stuck in the forward
Chipped or damaged piston
Piston guide will not open easily
Piston guides open too easily
DW2077_PA3500_manual_TRI.indd 13
PA3500
PROBLEM
Power level too high / Pin too short
Tool not depressed completely
Firing pin damaged
Damaged firing pin parts, ejector, etc.
completely Parts assembled improperly
Barrel is not pulled fully forward when
Worn or damaged piston or piston ring
into tool
Wrong caliber strip
Worn advance lever guide
Tool is not fully depressed
is pulled
Load is already fired
is pulled
Lack of proper cleaning
or cycled
Damaged or bent piston
Broken or damaged parts
Piston has been overdriven and is
position jammed against the piston reset pin
Tool not held on work surface squarely.
This allows the piston to slip off the
head of the pin and cause damage to
Excessive build-up of dirt
Piston stop is damaged
Foreign material jammed between the
piston guide and steel liner assembly
Annular ball spring or steel annular ball
POSSIBLE CAUSE
Use a lower powder load level number or a longer pin
Soft base material
cycling tool
Improper loading
Follow safety procedure for misfired load then attempt
Load misfire
Broken firing pin
Broken or missing
Tag tool with warning "Defective - Do Not Use" place in
the piston
Bent shear clip
have worn
SOLUTION
Check base material suitability section
See "Tool does not depress completely"
section below
Replace damaged part(s)
Check the parts for damage or
improper assembly
Barrel must be pulled out completely
to properly
Replace piston or piston ring
Insert strip from the bottom of the tool handle
Use proper strip
Replace advance lever guide
This should be performed by qualified
individuals
to fully depress tool before pulling trigger
Cycle tool
Follow safety procedure
Replace firing pin nut. This should be
performed by qualified individuals
Replace firing pin nut. This firing pin nut should be
performed by qualified individuals
Clean tool thoroughly
Remove and replace piston
locked container and contact your DEWALT
Authorized representative for service
Tap the piston against a hard surface
Machine piston as shown on page 14, #7.
Piston regrinding may be performed only by
qualified individuals.
Remove and replace shear clip
Disassemble and clean tool
Replace piston stop
Disassemble and remove foreign particles
Remove and replace with a new spring and/or ball
EN 13
2/9/18 8:54 AM