Arion Aircraft LS-1 Lightning, Pilot Operating Handbook, Page: 50 / 164

Section 3 Lightning LS-1
Emergency Procedures Pilot’s Operating Handbook
Page 3-12 Issue B
LOSS OF PRIMARY FLIGHT INSTRUMENTS
1. EFIS circuit breaker.........................................CYCLE
2. If EFIS does not restart.......................PULL BREAKER
3. Aircraft...............................LAND as soon as practical
3.7 Engine Troubleshooting
CARBURETOR ICING
1. Carb Heat...................................................PULL ON
2. Throttle...........................OPEN AND CLOSE RAPIDLY
to break ice free from throttle plate.
3. Carb Heat.........ON for a period of at least one minute
IGNITION MALFUNCTION
1. Ignition Key...............................SWITCH to R, then L
2. Ignition Key.................LEAVE on smoothest magneto
3. Aircraft..............................LAND as soon as practical

NOTE: A sudden engine roughness or misfiring is
usually evidence of ignition problems. The
problem could be a malfunctioning ignition
system component, fouled spark plug, or
simply a loose spark plug wire. Switching the
ignition key from BOTH to L or R will identify
which of the two systems is malfunctioning.