Airplane Factory SLING 4
Pilot Operating Handbook
Page | 3-24
DC-POH-001-X-C-3
Revision : 1.3
3.8.5
Main bus power failure
Refer to paragraph 7.19 under
Main bus
for a list of equipment
affected by a loss of power to the main bus.
1.
Auxiliary fuel pump
on.
2.
Use the throttle lever to set / control engine speed and boost
pressure to within operating limits (at least maximum
continuous values).
3.
The EFIS should automatically switch over to the EFIS back-up
battery supply , provided that the EFIS battery back-up switch is
on (if not, switch on EFIS battery back-up switch) and the back-
up battery contains adequate charge.
4.
Switch off all main bus connected equipment / switches. Refer
to paragraph 7.19.2.
5.
Land as soon as possible.
CAUTION
Power loss to the main bus will result in the main fuel pump
stopping and the starter motor becoming unavailable / non-
operational. If the engine is allowed to run dry and stop before
switching over to the auxiliary fuel pump the engine will have to be
restarted via airstream driven propeller rotation (windmilling).
The TCU and waste gate servo is not powered and automatic boost
pressure control is not available.
Summary of Contents for SLING 4
Page 1: ......
