Installation Of Fuel Valve Drain Plate Diagram; Fuel Gauge Adjustment Wires Diagram - Piper Navajo Chieftain PA-31-350 Service Manual

250
25 1
QUANTITY INDEX WIRES
in
Figure 9-4. Installation of Fuel Valve Drain Plate
Figure 9-5. Fuel Gauge Adjustment Wires
NOTE
Install the vent line check valve with the "B" identification mark
on the valve bottom.
n.
Wipe the inside of the cell clean of all dirt and foreign material with a clean, soft, lint-free tack
cloth and inspect for cleanliness.
o. Install the fuel cap adapter bracket by wrapping the bracket with a protective cover so as not to
damage the cell, insert it through the elongated access opening and slide it in position. Install the gasket
between the bracket and cell and start the cap bolts that attach the bracket to the cell. Align the holes in
the adapter with the holes in the skin bracket and torque cap bolts to 35 + 5 inch-pounds.
p.
Position the cap adapter and gaskets; one gasket on each side of the wing skin bracket, with the
attachment holes in the skin bracket and adapter bracket. Install machine screws and secure.
q.
Install fuel senders, gaskets; one on each side of bracket and screws. Tighten nylon screws to 5 +
2, -0 inch-pounds.
r.
Connect sender wires and ascertain that insulator sleeve is insulating to point where wire attaches
sender. Install sender access plates.
s.
Draw the nylon tie cords tight and hold. Ascertain the cell is in correct position in the cell
compartment. Again draw the cord tight, hold with clamp or pliers and tie. A recommended tie is shown in
Figure 9-13.
t.
Install the cell cover remaining access plates on top of the wing. Torque cell cover cap bolts to 25
± 5 inch-pounds.
u.
Put enough fuel in cell to check for fitting leaks.
v. Install remaining access plates.
w. Check that the fuel sender unit is calibrated with the fuel quantity as described in paragraph
9-12.
Reissued: 9/23/80
FUEL SYSTEM
NAVAJO CHIEFTAIN SERVICE MANUAL
2K12