Maintenance; Troubleshooting - DeWalt DCN662 Original Instructions Manual

English
the right‑hand headlight will blink continuously. Keep the tool
pointed away from you and follow these instructions to clear:
1. Remove battery pack from tool and engage the trigger
lock‑off.
2. Press the pusher assembly
3. Lift the jam clear latch
nosepiece door.
4. Remove bent nail, using pliers if necessary.
5. If driver blade is in the down position, cycle the stall release
lever using enough force to fully slide it to the other end
12
of the slot in the housings.
6. Close the nosepiece door and engage the latch pin under
the two arms on the nosepiece. Push latch until it locks
in place.
7. Reinsert battery pack. nOTE: The tool will disable itself
and not reset until the battery pack has been removed
and reinserted.
8. Reinsert nails into magazine (see Loading the Tool).
nOTE: Should nails continue to jam frequently in nosepiece,
have tool serviced by an authorised D
Cold Weather Operation
When operating tools at temperatures below freezing:
1. Keep tool as warm as possible prior to use.
2. Actuate the tool 5 or 6 times into scrap timber before using.
Hot Weather Operation
Tool should operate normally. However, keep tool out of direct
sunlight as excessive heat can deteriorate bumpers and other
rubber parts resulting in increased maintenance.

MAINTENANCE

Your power tool has been designed to operate over a long
period of time with a minimum of maintenance. Continuous
satisfactory operation depends upon proper tool care and
regular cleaning.

WARNING: To reduce the risk of serious personal
injury, turn tool off and disconnect battery pack
before making any adjustments or removing/
installing attachments or accessories. An accidental
start‑up can cause injury.
The charger and battery pack are not serviceable.
C
Lubrication
Your power tool requires no additional lubrication.
D
Cleaning

WARNING: Blow dirt and dust out of the main housing
with dry air as often as dirt is seen collecting in and around
14
16 and remove any loaded nails.
5 then pull up to open the
WALT service centre.
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the air vents. Wear approved eye protection and approved
dust mask when performing this procedure.

WARNING: Never use solvents or other harsh chemicals
for cleaning the non‑metallic parts of the tool. These
chemicals may weaken the materials used in these parts.
Use a cloth dampened only with water and mild soap.
Never let any liquid get inside the tool; never immerse any
part of the tool into a liquid.
Optional Accessories

WARNING: Since accessories, other than those offered
by D WALT, have not been tested with this product, use
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of such accessories with this tool could be hazardous.
To reduce the risk of injury, only D
accessories should be used with this product.
Consult your dealer for further information on the
appropriate accessories.

Troubleshooting

If your tool seems not to operate properly, follow the
instructions below. If this does not solve the problem, please
contact your repair agent.
Tool does not work.
Worklights do not switch on.
Check trigger lock off is not engaged.
• Check battery power level (See Fuel Gauge Battery Packs
section of this manual).
• Remove the battery pack, wait for at least 5 seconds, then
re‑insert it.
Worklights are on but motor does not run.
• Ensure both the contact trip and trigger are released and
then actuate only contact trip.
• Check the mode selector switch.
• Check battery power level (See Fuel Gauge Battery Packs
and Low Battery Indicator section of this manual).
Worklights are on, motor runs, tool does not drive
fasteners at all.
• Check the mode selector switch.
• Check that correct type of fasteners are loaded in to the
magazine and that the pusher is pushing the fastener.
• Check for fault indicator lights (replace battery or clear a
jam if necessary (See Low Battery Indicator and Clearing a
Jammed Nail section of this manual).
• Check that the contact trip and nail pusher movement is
free (See Preparing the Tool section of this manual).
nOTE: The stall release lever should be used to reset the
mechanism. The Trigger Lock Off may also need to be
cycled to reset the electronic control. These requirements
are indicated by the tool, using the worklights.
Worklights are on, motor runs, tool does not drive
fasteners fully.
• Adjust the driving depth (See Adjusting Depth section of
this manual).
• Change tool to seq mode if not already in seq mode.
WALT recommended
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