DeWalt DC616 Instruction Manual page 11

WARNING: Never use solvents or other harsh chemicals for cleaning the non-metallic parts
of the tool. These chemicals may weaken the plastic 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.
CHARGER CLEANING INSTRUCTIONS
WARNING: Shock hazard. Disconnect the charger from the AC outlet before cleaning. Dirt
and grease may be removed from the exterior of the charger using a cloth or soft non-metallic
brush. Do not use water or any cleaning solutions.
Lubrication
CAUTION: NEVER spray or in any other way apply lubricants or
cleaning solvents inside the tool. This can seriously affect the life and
performance of the tool.
D WALT tools are properly lubricated at the factory and are ready for
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use. However, it is recommended that, once a year, you take or send the
tool to a certified service center for a thorough cleaning and inspection.
Accessories
WARNING: Since accessories, other than those offered by D
with this product, use of such accessories with this tool could be hazardous. To reduce the
risk of injury, only D WALT recommended accessories should be used with this product.
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Recommended accessories for use with your tool are available at extra cost from your local
dealer or authorized service center. If you need assistance in locating any accessory, please
contact D WALT Industrial Tool Co., 701 East Joppa Road, Baltimore, MD 21286, call
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1-800-4-D WALT (1-800-433-9258) or visit our website: www.dewalt.com.
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Repairs
WARNING: To reduce the risk of serious personal injury, remove nails from magazine
before making any adjustments or servicing this tool.
The charger and battery pack are not serviceable.
To assure product SAFETY and RELIABILITY, repairs, maintenance and adjustment (including
brush inspection and replacement) should be performed by a D
a D WALT authorized service center or other qualified service personnel. Always use identical
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replacement parts. Refer to the Troubleshooting Guide at the end of this section.
CAUTION: Remove nails from magazine before making any adjustments or servicing this
tool. Failure to do so may result in serious injury.
TO SERVICE (FIG. 13–17)
1. Remove 3 T25 slotted screws from top cover. Remove cover from housing and set aside.
2. Using a nail or punch, apply pressure to the pin (Q) sliding the pin out from the metal
structure (Fig. 13).
FIG. 13
W
R
V
Q
WALT, have not been tested
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WALT factory service center,
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S
U
3. Push driver/return assembly (R) toward nosepiece and hold in place against the lower
bumper (V) as you roll back the activation arm Assembly (S). Remove activation arm
assembly and set aside.
4. Use a flat blade screwdriver to pry up on the return cord assembly (T) until the detents
release. Lift up to remove (Fig. 14).
5. Remove the driver/return assembly (Fig. 15).
FIG. 14
T
6. Inspect lower bumper (V), upper bumper (X), and other surfaces for cracks or damage
and replace if necessary (Fig. 16). Replace damaged return cord assembly.
FIG. 16
V
TO REPLACE RETURN CORD ASSEMBLY (FIG. 18–19)
NOTE: For correct cord position during assembly, refer to the proper orientation of the return
cord assembly in Figure 15.
1. Align one of the rubber tabs (Y) from the new return cord assembly with the
corresponding slot in the driver (Fig. 18).
2. With your finger, push and bend the rubber tab around corner (Fig. 18) while pulling the
rubber cord until tab is firmly in place (Fig. 19).
3. Repeat above procedure for other rubber cord.
FIG. 18
Y
TO REASSEMBLE NAILER (FIG. 13, 20–23)
1. Insert the tip of the driver/return assembly blade into the matching hole in the nosepiece
(Fig. 20).
2. Move contact trip (Z) to the side while pulling back on the return cord assembly (Fig. 21).
3. Engage the hooks (AA) on the return cord assembly to the notch (BB) in the metal
structure then push down to snap into detents (Fig. 22).
4. Slide the driver/return assembly (R) toward the nosepiece and hold.
5. Insert activiation arm assembly by first engaging the cam pin (U) to the solenoid; then align
the pivot holes (W) to the metal structure (Fig. 13).
6. Slide the pin (Q) through the metal structure, capturing the activation arm assembly and
spring.
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FIG. 15
DRIVER/RETURN ASSEMBLY
Available by calling
1-800-4-D WALT
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FIG. 17
Y
RETURN CORD
X
ASSEMBLY
Available by calling
1-800-4-D WALT
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FIG. 19