Servicing; Draining Fuel - Cub Crafters CARBON CUB SS CC11-160 Maintenance Manual

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SERVICING

(1) DRAINING FUEL

The aircraft has two fuel drains, one under the fuselage and one on the fuel strainer,
located on the engine firewall.
Some aircraft (S/N 00264 and on) have a third fuel drain located on the bottom left
side of the fuselage, just aft of the firewall on the boot cowl.
Observe all precautions related to fueling and de-fueling the aircraft. In particular,
the following are highlighted:

Connect grounding wire to one of the wing tie-downs and ground the aircraft
to an earth ground.

Do not operate any electrical equipment during the de-fueling operation.

Operation of any electrical switch during the fueling operation is prohibited.

Do not allow smoking or open flames within 100 feet (of the aircraft or fuel
servicing vehicle are prohibited.

Do not operate radios, electric system, or electronic equipment during the
fueling or de-fueling operations.

Do not drain fuel tanks within 100 feet of any electrical equipment capable of
producing sparks.

Have a suitable fire extinguisher available at all times
(a) If your aircraft does not have the additional drain, jack the tail of the aircraft to
flight level attitude. (Section 6.3.2.1 & 6.3.2.2)
(b) Open the fuel strainer drain valve(s) and allow fuel to drain into container.
(c) If the fuel has been drained and the aircraft has then been re-fueled, the engine
must be run on the ground for enough time to purge the system of air prior to
flight.
6.3.15
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CUB CRAFTERS, INC.
CC11-160 MAINTENANCE MANUAL
CAUTION
Manual number SSC10000AMM
Date: 04/18/2013