Effectivity 914 Series
Edition 1 / Rev. 0
76-00-00
page 13
May 01/2007
d02626
BRP-Rotax
Maintenance Manual
3) Maintenance
The following sections describe maintenance procedure for engines of the 912/914
Series above and beyond the maintenance and special checks, see corresponding
Maintenance Manual (Line Maintenance) for the respective engine type, 912 Series or
914 Series, and the systems descriptions given hitherto. The description is subdivided
into subsections and descriptions of the function of the various systems.
3.1) Control system of the turbocharger (only on 914 Series)
3.1.1) Checking the turbocharger control unit (TCU) by means of a
communication program
3.1.1.1) Functions of the communication program
For trouble-free engine operation, the pilot must be able to
locate the exact throttle position for the max. continuous
performance.
- function test of all sensors
- checking the throttle potentiometer (throttle position, throttle
valve position)
on-line data recording of the turbocharger control
- quick fault analysis
This program allows prompt analysis of defects and irregulari-
ties in the TCU components.
3.1.1.2) Required items
See Fig. 76-9.
- PC with processor 80 286 or higher, with
main frame memory min. 640 KB RAM
graphic adapter EGA, CGA or VGA
serial interface COM 1 or COM 2
operating system MS-DOS 5.0 or higher
disk drive 3.5 inch
â—† NOTE: We recommend a laptop or notebook com-
puter, since these units can also be used
directly on the engine or aircraft.
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