Page 48 Engine Data Management
Section 14 - Alarm Limits
Factory Set Default Limits—Non-Primary
JPI conservatively sets the default alarm limits below Lycoming and
Continental recommendations.
Parameter Default Low Limit Default High Limit Alarm Example
CHT 450°F 230°C
465 CHT
OIL 90°F 32°C 230°F 110°C
280 OIL
TIT
1650°F 900°C
I 720 TIT
CLD
-60°F/min. -33°C/min.
-65 CLD
DIF 500°F 280°C
525 DIF
BAT, 24 V 24V 32V
22 .4 BAT
BAT, 12 V 12V 16V
I7.6 BAT
MAP 42 inches
46.3 MAP
LO FUEL 45 min
00.20 H.M
LO TIME
10 GAL, KG, LTR, LBS
7.2 REM
If you change the display between Fahrenheit and Celsius, newer
instruments will automatically change the alarms to the factory limits.
When an alarm is displayed, tapping the STEP button will temporarily
delete that parameter from the sequence for the next ten minutes. When
an alarm is displayed, holding the STEP button until the word OFF
appears will delete that parameter from the sequence for the remainder of
the flight.
Changing the Alarm Limits
You may prefer to set your own alarm limits Follow the procedure
outlined below to change any of the factory default settings.
To start the alarm limit procedure, after power up, wait until the EDM
completes its self test and is in the Automatic or Manual mode. If in
doubt, tap the STEP button a few times. Then follow the steps depicted
here:
To Next Page
Loading...
Need help?
General
