Removal Of Tail Anti-Collision Light; Installation Of Tail Anti-Collision Light; Removal Of Red Strobe Power Supply; Installation Of Red Strobe Power Supply - Piper Navajo Chieftain PA-31-350 Service Manual

NAVAJO CHIEFTAIN SERVICE MANUAL
11-87. REMOVAL OF TAIL ANTI-COLLISION LIGHT. (Serial Nos. 31-7305053 and up.) The tail anti-
collision light is mounted on the tip of the tail.
a. Remove the screws securing the lens retainer and remove retainer and lens.
b. Remove the tail navigation light and keep.
c. Remove screws securing the bottom fairing, and lower it just enough to gain access to the two
plugs connecting the strobe power supply to the rest of the system.
d. Disconnect the two plugs and remove the bottom fairing with the strobe power supply still
attached.
e. Disconnect the two pin connector from behind the light assembly.
f. Pull the light assembly out from the tail and discard.
NOTE
If the strobe light is defective, the complete assembly must be
discarded as it is not a repairable item.
11-88. INSTALLATION OF TAIL ANTI-COLLISION LIGHT. (Serial Nos. 31-7305053 and up.)
a. Put the new strobe light assembly into place on the tail.
b. Connect the two pin connector (with two blue wires attached).
c. Position bottom fairing into place leaving enough room to gain access to the two plugs
connecting the strobe power supply to the system, and connect the two plugs.
d. Secure the bottom fairing into place with the appropriate screws.
e. Install navigation light previously removed.
f. Replace lens and lens retainer and secure with the appropriate screws.
11-89. REMOVAL OF RED STROBE POWER SUPPLY. (Serial Nos. 31-7305001 to 31-7305052.) The
red strobe power supply is mounted on the forward side of the longitudinal beam at sta. 203.
a. Remove passenger seats from the right side of the airplane.
b. Remove carpet from over the right floor panel at sta. 203.
c. Remove screws securing right floor panel at sta. 203, and remove floor panel.
d. Remove two plugs from the power supply.
NOTE
Mark plugs and sockets to facilitate reinstallation.
e. Disconnect wire from circuit breaker from white wire of power supply at the quick disconnect
connector.
f. Remove screw mounting power supply containing the two ground wires.
g. Remove three screws mounting power supply to longitudinal beam.
11-90. INSTALLATION OF RED STROBE POWER SUPPLY. (Serial Nos. 31-7305001 to 31-7305052.)
a. Position power supply on longitudinal beam with sockets and wires facing the right side of the
aircraft and secure with the three screws previously removed.
b. Insert other screw through two ground wire terminals and secure by inserting screw into
right-hand corner of the strobe power supply mounting flange and tightening screw.
c. Connect white wire from power supply to wire from circuit breaker at quick disconnect
connector.
Revised: 2/8/82
ELECTRICAL SYSTEM
3E2