Piper Navajo PA-31 Service Manual page 129

PIPER NAVAJO SERVICE MANUAL
4-47..REMOVAL OF WINDSHIELD. (Standard)
a. Remove the outside trim strip from between the windshield halves by holding the round nuts in
the inside channel and turning out the machine screws.
b. Remove the machine screws that secure the collar molding around the bottom of the windshield.
c.
Remove the retainer screws from around the top, bottom and outboard side of the windshield.
d. Remove the trim molding from around the inside of the windshield and the switch panel from
above the windshield.
e. Loosen the screws that hold the windshield retainer strip around the inside of the windshield.
f. Push the windshield out at the bottom and work out of upper and side channels.
g. Clean old window tape from around inside of channel.
4-48. INSTALLATION OF WINDSHIELD. (Standard) (Refer to Figure 4-7.)
a. Ascertain that new windshield is cut to match the old windshield.
b. Apply one piece of Prestite Tape No. 163 or equivalent on each side of windshield. Fold excess
around edge. No tape is needed between the collar and windshield, however, one piece of tape should be
applied between the windshield and fiberglass skin.
c. Slide the windshield into place with the tape located under the fuselage skin.
d. Apply Prestite Tape or equivalent on the bottom side of the center windshield trim strip. Install
strip, machine screws and round nuts. Do not tighten screws at this time. (Apply RTV Silicone sealer under
screw heads before tightening.)
e. Install retainer screws around the outside of the windshield. Do not tighten screws at this time.
(Apply RTV Silicone sealer under screw heads before tightening.)
f. Torque the screws that secure the retainer molding around the inside of the windshield.
g. Torque the retainer screws around the outside of the windshield and center trim strip to 20 + 2 inch
.pounds.
h. Apply fillet of sealant PRC 383 (code 914-101 or PR1425 along the bottom edge of windshield
before installing collar.
i. Install collar molding and tighten until washers begin to compress snug against strip
i. Apply fillet of sealant PRC-383 (code 914-101) or PR 1425 as indicated in Figure 4-7 Check for
,ater seepage.
k. Install switch panel and trim molding around inside of windshield.
4-49. REMOVAL OF WINDSHIELD. (Heated)
a.
Remove the inside cover from the channel that separates the two windshield halves.
b. Disconnect the electrical leads from the windshield. Identify the location of each lead at the
center of the windshield to facilitate reinstallation.
c. Remove the trim molding from around the inside of the windshield and the switch panel from
above the windshield.
d. Remove the outside trim strip from between the windshield halves by holding the round nuts in
the center channel and turning out the machine screws.
e.
Remove the collar molding from around the bottom of the windshield by removing the machine
screws.
f. Remove the retainer screws from around the top, outboard side and bottom of the windshield.
g. Loosen the screws that hold the windshield retainer strips around the inside of the windshield.
h.
Push the windshield out at the bottom and at the same time work the side and top from the
retainer channels.
i. Clean old window tape from around the inside of the channels.
Revised: 10/12/83
IF9
STRUCTURES