Van's Aircraft RV 12iS, Maintenance Manual

Page: 159 / 222

Rev: 2 Date: 11/15/18
13-15
5. Disconnect the upper end of the F-12127G Fuel Line from the Fuel Pump
Manifold, and if available seal the fitting with a cap to prevent fuel spillage.
6. Disconnect the wiring harness from both fuel pumps and the fuel pressure
sensor.
7. Remove the 6 screws attaching the Fuel Pump / Filter Assembly to the bulkhead
and remove the assembly from the aircraft.
8. Place the assembly in a shallow catch pan to contain any fuel spillage.
9. Remove the FLF-00020 banjo bolt at the inboard end of the fuel filter.
10. Fully remove the banjo bolt (1) and seal washers (3).
11. Loosen the clamp retaining the main filter to the mounting bracket and unthread
the main filter from the FLF-00013 manifold/fittings assemble by threading it off of
the FLF-00021 nipple fitting.
12. At reinstallation the FLF-00022 washer may be reused if the rubber seal is
undamaged. New seal washers should be used on the banjo fittings. Reinstall
the main fuel filter assembly and related lines in the reverse order as removed.
Pay particular attention to proper positioning/centering of the seal washers on the
fittings.
13. Double check that all lines are properly tightened and then move the fuel selector
control to the ‘ON’ position, activate fuel pump 1 and check for leaks at all fittings.
L
ONG TERM STORAGE
1. Follow ROTAX engine preservation and storage. See ROTAX Operator’s
manual.
2. Drain the fuel system unless filled with 100LL. See “Draining The Fuel System”
3. If 100LL is not used, drain the carburetor bowls (if installed). See Draining the
Carburetor Bowls.
D
RAINING THE CARBURETOR BOWLS
Special Tools Protective Gloves
Expendable NA
Replaceable Fuel bowl gasket
Service Rating Line
Minimum Certification LSA-RM or A&P
Additional References KAI
1. Loosen the hose clamp on the rubber boot attaching the carburetor to the intake
manifold.
2. Disconnect the spring and pull the carburetor aft out of the boot.