Fiberglass Repairs - Piper Dakota Maintenance Manual

(e) Measure two points on each side of each centerline of both holes at distances of 8.48 i n c h e s
and 10.98 inches from the aft edge of the baggage compartment floor.
(f) Connect the two 8.48" points and the two 10.98" points so that the resulting lines cross the
centerline of each hole.
(g) Using the intersection of the lines constructed in step (f) with each hole's centerline as the
center, scribe an arc having a radius of 2.00"
(h) Draw a line (four lines total) tangent to each side of the arcs constructed on step (g).
( i ) There should now be two ovals, like the one in Figure 51-1a, laid out on each side of the
b a ggage compartment floor.
2. Cutting the holes.
Baggage compartment flooring is made of 0.025 inch thick
aluminum. Use care when cutting through flooring so as not
to damage cables and wiring routed below the floor.
(a) Drill a 1/4 inch hole inside of, and adjacent to, one of the scribed lines layed out for each
hole.
(b) Using a 1/8 inch router bit, cut out the two inspection holes by following the lines layed out
on each side of the baggage compartment floor.
(c) Deburr each cut edge using a file or emery wheel.
3. Installing covers.
(a) Lay one of the 62109-00 covers over one of the inspection holes. Using the screw holes in
the cover, scribe the position for the screw holes on the baggage compartment floor.
(b) Drill a 0.120 inch hole in baggage compartment floor at each position layed out in step (a).
(c) Attach cover to flooring with No.8 X 0.38 corrosion resistant steel sheet metal screws.
(d) Repeat steps (a) through (c) on remaining hole.
4. Install baggage compartment rear and side close out panels.
5. Install baggage compartment floor carpet.

FIBERGLASS REPAIRS

The repair procedure in this manual describes: fiberglass reinforced structures, fiberglass touch-up and
surface repairs such as blisters, open seams, delamination, cavities, small holes, and minor damages that have
not hardened fiberglass cloth materials, fiberglass fracture and patch repairs as puncture, breaks, and holes that
have penetrated through the structure and damaged the fiberglass cloth. Repair kit, part number 756 729
furnishes materials necessary for such repairs, and is available through Piper Aircraft Dealers.
Very carefully follow resin and catalyst mixing instructions
furnished with repair kit.
PIPER AIRCRAFT
PA-28-236
MAINTENANCE MANUAL
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2E22
Interim Revision: February 15, 1995
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