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J.P. Instruments EDM 700/800/711 Pilots Guide User Manual

Page 42

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Page 38

Engine Data Management

Tap STEP

to advance

to the next

item

Tap the LF button to

sequence through

these values

Comments

PROGRAM

Stays on for two seconds.

RATE 4

RATE 4

hold both STEP and LF buttons
simultaneously for five seconds to begin
the next sequence.

ORIG TIT

ORIGT-N ORIGT-Y

Y—Yes—selects factory original TIT
probe and proceeds to the next step.

CAL TIT

-

975 … + 975

Tap the LF button to lower the
correction; hold the LF button to raise
the correction.
For example, if the EDM reads 100 less
than the aircraft’s TIT gauge, set the
display to read

TIT+ I00.

Tap STEP button to exit the procedure.

Section 11 - Programming the Fuel Flow Option

Fuel Flow Parameters

Three additional parameters may be set by the pilot when the Fuel Flow
Option is installed:

 K Factor—the fuel flow transducer calibration constant.
 Accumulate—default is OFF: resets the fuel used to 0 every time

you inform the EDM that the aircraft was refueled. With accumulate
ON fuel used will not be reset to 0 when you inform the EDM that
the aircraft was refueled.

 GPS Communications fuel data format.

K Factor

The K factor is shown on the fuel flow transducer as a four-digit
number, which is the number of pulses generated per gallon of fuel flow.
Before installing the transducer, write down the K factor here
_________.
To enter the number, move the decimal point three places to
the left. For example if the K factor on the fuel flow transducer is
29,123, enter 29.12 in the K factor parameter.

The K factor can be changed in the pilot programming procedure. When
the K factor is changed during a trip, calculations of fuel used, fuel
remaining and time to empty are not retroactively recalculated.