Porter Cable RN175A Manuel D'instructions page 8

PREPARING THE TOOL
1. After reading and understanding this entire manual, connect tool to
air supply (Fig. 18).
2. Lift latch (A) Fig. 19, open feeder cover and magazine cover (see Fig. 20).
3. Adjust nail support (B) Fig. 21, for desired nail length: the nail support
can be lifted and rotated to three different positions that provide support for
different length roofing nails. The lowest position is used for 1
center position is used for 1
for 7 " and 1" nails. Note:
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4. Observe fastener icon (A) Fig. 21A. Insert fasteners (B) with points down.
IMPORTANT: Fasteners must point in the same direction as they will be
driven.
5. Remove retainer from a coil of roofing nails, uncoil approximately 3" of
nails, and position coil onto nail support with the second nail (A) Fig. 22 in
the feed fingers.
6. Close magazine cover, close and latch feeder cover (see Fig. 23).
7. Adjust directional exhaust deflector (A) Fig. 24, so that the exhaust air
blast will be directed away from the operator. The exhaust deflector provides
seven detented positions for directing the exhaust blast away from the
operator. Grasp the deflector and rotate it to the desired position for the
A
1 " and 1 1 " nails, and the upper position is used
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4 2
3 "nails are not available for this tool.
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Fig. 18
➡
Fig. 20
B
Fig. 21A
8
Fig. 21
Fig. 22
3 " nails, the
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4
A
Fig. 19
B
A