DeWalt DCN890 Original Instructions Manual page 16

English
Pin/Fastener Troubleshooting
Properly driven pin
CONCRETE
Pin does not hold in the concrete.
Cause:
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Action:
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Pin does not drive deep enough.
Cause:
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Action:
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Pin drives too deep.
Cause:
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Action:
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Pin bends.
Cause:
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Action:
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14
Over driven pin
Too hard/high strength
concrete
Hard or large aggregate
in concrete
Use shorter pin.
Switch to higher speed setting.
Pin too long
Speed setting too low
Use shorter pin.
Switch to higher speed setting.
Pin too short for application
Speed setting too high
Use longer pin.
Switch to lower speed setting.
Pin hit large aggregate on entry
Too hard/high strength
concrete
Pit hit rebar just under surface
Use shorter pin.
Make sure nailer is
perpendicular to the work
surface.
Move 8 cm and try again.
STEEL
Pin does not penetrate the surface.
Cause:
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Action:
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Pin breaks or bends.
Cause:
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Action:
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Pin does not hold in the steel.
Cause:
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Action:
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Headlights/LED Indicator (Fig. A)
There are low battery and jam/stall indicator lights
the front of the tool on each side of the magazine.
lOW BATTERY
Replace battery with a charged pack.
hOT PACK
Let the battery cool or replace it with a
cool pack.
JAM/sTAll COnDiTiOn
Rotate the stall release lever to release.
Refer to Stall Release or Clearing a
Jammed Pin.
hOT TOOl (Both lEDs Flashing)
Let the tool cool down before continuing
use.
ERROR
Reset tool by removing and reinserting
battery pack or cycling trigger lock off.
or any other
If error code persist, take tool to an
combination.
authorised D
Speed setting too low
Material to hard for pin type
Increase tool speed setting
Pin too long
Speed setting too low
Material to hard for pin type
Use shorter pin.
Switch to higher speed setting.
Steel base material too thin
Use alternative means to secure
base material.
9 located on
WALT service center.
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