Piper WARRIOR III PA-28-161 Pilot Operating Handbook page 117

PIPER AIRCRAFT CORPORATION
PA-28-161, WARRIOR III
(3) Defuel airplane. Then open all fuel drains until all remain-
Whenever the fuel system is completely drained
and fuel is replenished, it will be necessary to
run the engine for a minimum of three minutes
at 1000 RPM on each tank to insure no air exists
in the fuel supply lines.
(4) Fill with oil to full capacity.
(5) Place pilot and copilot seats in fourth (4th) notch, aft of
(6) Weigh the airplane inside a closed building to prevent errors
(b) Leveling
(1) With airplane on scales, block main gear oleo pistons in the
(2) Level airplane (refer to Figure 6-3) by deflating the nose
ISSUED: JULY 1, 1994
ing fuel is drained. Operate engine on each tank until all
undrainable fuel is used and engine stops. Then add the
unusable fuel (2.0 gallons total, 1.0 gallon each wing).
forward position. Put flaps in fully retracted position
and all control surfaces in the neutral position. Tow bar
should be in the proper location and all entrance and
baggage doors should be closed.
in the scale readings due to wind.
fully extended position.
wheel tire to center bubble on level.
WEIGHT AND BALANCE
CAUTION
SECTION 6
REPORT: VB-1565
6-3