WARNING
AIRCRAFT OPERATION WITH UNSECURED FUEL
FILLER CAP MAY PRODUCE FUEL VAPORS/SPILLS
WHICH CAN CAUSE FIRE OR EXPLOSION.
Check filler cap for security after fueling. (Lift tab folded down and
flush with cap.)
An optional internal fuel indicator is available for the 73 gal. fuel
system to aid aircraft refueling to levels below full capacity. The
indicator is inside the fuel cell and extends downward from the filler
base. Fuel levels of 55, 60, and 65 U.S. gallons usable fuel are
achieved by filling the cell to the white line below the respective
gallon number on the indicator. Bottom edge of indicator represents
55 U.S. gallons.
Note: Use care not to damage or scrape indicator during fueling
operations.
7-18. DEFUELING - FUEL SYSTEM
Defueling operation should be accomplished with helicopter as level
as possible, and grounded to all equipment in contact with fuel.
Fuel system may be defueled in two ways.
Defuel through filler port, using a pump.
Defuel by holding the sump drain valve open with the panel
mounted main fuel selector open.
After draining fuel system, ensure that all valves are in normal
operating position and secure.
7-19. DRAINING - ENGINE OIL SYSTEM
Open engine oil tank drain valve and engine oil cooler drain valve.
Handling, Servicing & Maint.
Pilot's Flight Manual
Schweizer RSG, LLC.
Model
269D
Helicopter
7-30
Reissued:
16
Jan 2019
Book 3.indd 192
8/4/19 1:25 PM