THE NEW PIPER AIRCRAFT, INC.
PA-32-301FT / 301XTC
MAINTENANCE MANUAL
PAGE 1
Jun 1/03
3D1
28-20-00
DISTRIBUTION
1. Cleaning Fuel System
A. Remove all fuel from tanks (see Fuel Tanks - Draining, 12-10-00). Drain fuel through a chamois or
other straining equipment to inspect for presence of foreign matter.
B. Flush each tank by opening tank drain and adding two or three gallons of clean fuel. While fuel is
draining, raise and lower airplane wing to allow the fuel to rinse out any contamination remaining in
tank.
C. Cleaning Filter Assembly (Refer to Figure 1.)
NOTE: Cleaning the filter assembly can also be performed alone, with fuel in the system. Set the
fuel selector to OFF and proceed as indicated below.
(1) Remove access panel to filter bowl on bottom of fuselage.
(2) Remove fuel strainer bowl.
(3) Remove filter disc assembly from center stem by compressing filter retainer spring and
removing filter retainer washer.
(4) Inspect bowl gasket. Replace if necessary.
(5) Filter discs may be cleaned as follows:
(a) Plug open ends of filter disc center with stoppers to prevent dirt from entering.
CAUTION: DO NOT USE ACETONE, METHYLETHYLKETONE, ETC., TO CLEAN
NYLON FILTER DISCS.
(b) Wash metallic filter disc in acetone, gasoline, carbon tetrachloride, trichlorethylene
(permachor) or Bendix cleaner. Wash nylon filter disc with soap and water.
(c) Remove stubborn deposits from filter disc with a soft bristle brush.
(d) Rinse all traces of soap solution. Drain or blow dry. Remove stoppers.
Fuel Filter Assembly
Figure 1
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