Page 50
Engine Data Management
Changing the Alarm Limits Procedure:
Tap
STEP
to next item
LF
sequences through
these value ranges
Description
FAC? N
FAC? N
⇔
FAC? Y
Restore factory defaults?
ENG F
ENG F
⇔
ENG C
Select F or C degrees for
all engine temps. You must
also change the alarm
limits to °F or °C.
I6.0 H
BAT
I0.0 H BAT … 35.0 H
BAT
Battery high voltage limit,
set in 0.5 volt increments.
I2.0 L
BAT
8.5 L BAT … 30.0 L
BAT
Battery low voltage limit.
500 DIF
30 DIF … 990 DIF
EGT difference limit, set in
10° increments.
450 H
CHT
90 H CHT … 500 H CHT
CHT high limit, set in 5°
increments.*
-60
CLD
-5 CLD … -200 CLD
Cooling limit, set in 5°/min.
increments.
I650
TIT
650 TIT … 2000 TIT
Also sets the maximum
scale of the EGT and TIT
bar graph.*
230 H
OIL
40 H OIL … 500 H OIL
Oil temperature high limit,
set in 5° increments.*
90 L
OIL
I0 L OIL … 250 L
OIL
Oil temperature low limit
set in 5° increments
MAP
=
42
MAP
=
25 … MAP
=
60
MAP overboost alarm
(EDM-800 only)
FUEL
GAL
FUEL GAL
⇒
FUEL KGS
⇒
FUEL LTR
⇒
FUEL LBS
⇒
Selects the units in
all
parameters where fuel
quantity or fuel rate is
displayed
MAIN
=
50
MAIN
=
0 … MAIN
=
999
Main tank capacity, in units
selected
AUX? N
AUX? N
⇔
AUX? Y
Y—Yes—aircraft has
auxiliary tanks
AUX
=
0
AUX
=
0 … AUX
=
250
Auxiliary tank capacity
MIN
=
45
MIN
=
0 … MIN
=
60
Alarm limit in minutes for
low time in tanks
REM
=
I0
REM
=
0 … REM
=
200
Alarm limit for low fuel
quantity in tanks, in units
selected