Honda Aircraft Company
HA-420
SYSTEMS
POM
DESCRIPTION
HJ1-29000-005-001
October 30, 2016
1-88
Indications
The following alerts are activated when a fire is detected:
•
Red “FIRE” indication in the lower center of the ITT gauge
•
The L (or R) ENGINE FIRE PUSH switch illuminates
•
L (or R) ENGINE FIRE warning level CAS
•
“LEFT (or RIGHT ) ENGINE FIRE”
aural alert
Lifting the L (or R) ENGINE FIRE PUSH switch cover and depressing
the switch:
1)
Commands the firewall fuel shutoff valve to close
2)
Removes the generator field
3)
Arms the associated fire extinguisher (“FIRE EXT” push button
switch illuminated).
Depressing the “ENGINE FIRE” switch a second time commands the
fuel shutoff valve to re-open, resets the generator and disarms the fire
extinguisher.
Pressing the “FIRE EXT” switch when illuminated activates the fire
extinguisher.
The Fire Protection button on the CDU Systems Test page initiates an
automatic test sequence of the system as well as illuminating the four
switch-lights on the FIRE panel for pilot verification. A successful test is
indicated by the lack of related CAS messages and a “Pass” in the Test
button.
FOR TRAINING PURPOSES ONLY
