AIRPLANE
FLIGHT
MANUAL
ABNORMAL
PROCEDURES
ANAC APPROVED 4-08
REVISION 6 code 01 Page 3
APU ALTITUDE EXCEEDANCE
If APU is not essential for the flight, turn it off.
If APU is essential for the flight, descend to an altitude where the
message is no longer displayed.
APU FAILURE
If the APU FAIL message was displayed during APU start, the APU
can be restarted according to the starter limitations.
If the APU FAIL message was displayed during APU normal operation,
turn off the APU and do not restart it.
APU FAULT
If APU is not essential for the flight, turn it off even if the indications on
EICAS are normal.
If APU is essential for the flight and any APU indication is abnormal,
turn the APU bleed off. If the abnormal indication remains, turn the
APU off. If the abnormal indication does not remain, continue the flight.
APU OIL HIGH TEMPERATURE
Accomplish the APU Fault Procedure.
APU OIL LOW PRESSURE
Accomplish the APU Fault Procedure.