Piper ARCHER III Pilot Operating Handbook page 271

PA-28-181, ARCHER ill
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8.21 FUEL SYSTEM (continued)
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(e) Draining Fuel System
the valve at the inboard end of each fuel tank. Push up on the arms of
the drain valve and turn counterclockwise to hold the drain open. The
remaining fuel in the system may be drained through tbe filter bowl.
Any individual tank may be drained by closing the selector valve and
then draining the desired tank.
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ISSUED: December 22, 2017
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FUEL DRAIN
The bulk of the fuel may be drained from the system by opening
I
Whenever the fuel system is completely drained
and fuel is replenished it will be necessa,y to run
the engine for a minimum of three minutes at 1000
RPM on each tank to ensure that no air exists in
the Juel supply lines.
HANDLING, SERV & MAINT
II
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Figure 8-3
CAUTION!
SECTIONS
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REPORT: VB-2749
8-15