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Operating Instructions and Parts Manual
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LOADING / UNLOADING THE NAILER
Always disconnect the tool from the air supply before loading / unloading fasteners.
Choose which type of fastener you want to use for you project. Additional fasteners can
be found at major home centers.
Loading the Tool
1. Load strips of fasteners into the slot in the rear of the magazine. Make sure that the
nails are placed into tool at the proper orientation.
2. Press pusher bypass button and drag pusher over nail clip. Release pusher.
3. Reconnect tool to air supply.
Unloading the Tool
1. Always unload all fasteners before removing tool from service.
2. Pull pusher back away from nail clip. Press pusher bypass button and allow pusher
to ride over remaining nails.
3. Hold tool upright so nails will slide backwards toward magazine slot.
4. Remove nails.
ADJUSTING THE NAIL PENETRATION
The CHN70899 is equipped with an adjustable depth of drive feature. This allows the
user to determine how deep a fastener will be driven into the work surface.
1. Adjust the operating pressure to a pressure which will consistently drive the
fasteners. Do not exceed the maximum operating pressure of 120 psi.
2. Pull red pin out. Twist Work Contact Element (WCE) 1/4 turn as shown.
Release red pin. See Figure 10.
3. Move WCE back and forth to the extent desired. Move the WCE toward the tool to
increase nail depth. Move WCE away from tool to reduce nail depth. See Figure 11.
4. Twist WCE 1/4 turn back to its original position as shown.
See Figure 12.
5. Make sure that the trigger and WCE move freely up and down without binding or
sticking after each adjustment.
Set-Up (Continued)
Figure 9 - Loading the Nailer
CHN70899
Figure 10 - Nail Depth Adjust
Figure 12 - Nail Depth Adjust
Figure 11 - Nail Depth Adjust