Porter-Cable RN175A Instruction Manual page 11

Clean and inspect tool daily. Carefully check for proper operation of
trigger and safety mechanism. Do Not use the tool unless both the
trigger and the safety mechanism are functional, or if the tool is leaking
air or needs any other repair.
The depth to which a fastener is driven is controlled by the depth adjustment
knob (A) Fig. 28. The depth of drive is factory adjusted to a nominal setting.
Test fire a fastener and check depth. If a change is desired, rotate the knob
(A) Fig. 28 clockwise to increase the depth of drive, rotate the knob
counterclockwise to decrease the depth of drive. The adjustment knob has
1
detents every
/
4
necessary to achieve desired results. The amount of air pressure required will
vary depending on the size of the fastener and the material being fastened.
Experiment with the air pressure setting to determine the lowest setting that
will consistently perform the job at hand. Air pressure in excess of that
required can cause premature wear and/or damage to the tool.
CLEARING
FASTENER
Disconnect tool from
air supply before
performing maintenance, clearing
a jammed fastener, leaving work
area, moving tool to another
location, or handing the tool to
another person.
1. Open feeder cover and magazine
cover.
2. Use a slender, soft steel rod to
move the driver blade to its
uppermost position. Use needle nose
pliers to remove the jammed fastener
(see Fig. 29).
3. Follow
PREPARING THE TOOL to reload
fasteners.
4. Close the feeder cover, and
magazine cover, and secure with the
latch (See Fig. 23).
turn. Test fire another fastener and check depth. Repeat as
A JAMMED
instructions
A
Fig. 28
in
Fig. 29
11