Instruction Sheet
Models NS3490 and NS2190
Please read and save these instructions. Read carefully before attempting to assemble, install, operate or maintain the product described.
Protect yourself and others by observing all safety information. Failure to comply with instructions could result in personal injury, death
and/or property damage! Retain instructions for future reference.
Notes
Notes
Notas
Framing Nailer
BUILT TO LAST
Note: This framing nailer is shipped
with the BLACK single cycle mode
trigger installed.
Each time the Work Contact Element is
depressed, a nail is driven into the
work surface. Extreme care should be
taken because a nail will be driven
when the WCE is pressed against any
surface.
Always know the
!
WARNING
operational
mode of the nailer before using.
Failure to know the operational
mode could result in death or seri-
ous personal injury.
Since the tool can be actuated without
removing the finger from the trigger,
this is considered to be a less restrictive
mode, suitable for more experienced
users.
Operational Modes
This stick framing nailer may be operat-
ed in the “Single Cycle” or the “Bottom
Trip” mode. The nailer is delivered in
the single cycle mode. A separate ‘red’
trigger for “Bottom Trip” mode is
included with tool as an accessory.
MODE CONVERSION
To convert the tool from one mode to
the other:
1. Remove o-ring on the side of trig-
ger pin.
2. Remove trigger pin, trigger, and
trigger spring.
3. Switch out only the trigger.
4. Replace trigger spring, trigger, trig-
ger pin, and o-ring.
ponents other than those intended for
this tool.
SINGLE CYCLE MODE
When the black trigger is installed,
nailer is in single cycle mode. This
method is recommended when precise
nail placement is required. Operation
in this mode requires trigger to be
pulled each time a nail is driven. Nailer
can be actuated by depressing the
Work Contact Element (WCE) against
work surface followed by pulling the
trigger.
See the tool manual for further Safety
and Operation information.
Contact your Campbell Hausfeld repre-
sentative if you have any questions.
Do not attempt to modify the trigger
components in any manner and do not
attempt to use any other trigger com-
Mode Conversion
The trigger must be released after each
fastener is driven to allow tool to reset.
Trigger spring
Since the tool can only be actuated by
first removing the finger from the trig-
ger, this is considered to be a more
restrictive mode of operation, suitable
for less experienced users.
O-ring
BOTTOM TRIP MODE
When the red trigger is installed, the
nailer is in bottom trip mode. This
method is recommended when less
precise nail placement is required.
Operation in this mode requires trigger
to be depressed with nailer off of the
work surface. Then, the nose of the
nailer is tapped against the work sur-
face causing a nail to be driven.
Trigger
Trigger pin
Campbell Hausfeld nailer meet or exceed Industries’ Standards as set forth by the American National
Standard Institute/International Staple, Nail and Tool Association in ANSI/ISANTA SNT-101-2002.
IN704300AV 8/05
4
© 2005 Campbell Hausfeld
For parts, product & service information
visit www.chpower.com
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