Rotax 912 i Series Maintenance Manual page 392

PRESSURE/TEMPERATURE SENSOR (AAPTS) - INSPECTION
Signal
Supply voltage 3
Earth offset 1
Signal temperature 2
Pressure 4
Measurement
Pressure [bar/psi]
0,35 bar/5.08 psi 1,41 V +/- 0,065 V
0,95 bar/13.78 psi 3,84 V +/- 0,065 V
Temperature [°C/°F]
-10 9395 Ω +/- 4 %
0 5895 Ω +/- 3,8 %
20 2499 Ω +/- 3,4 %
30 1706 Ω +/- 3,1 %
50 833,8 Ω +/- 2,8 %
80 322,5 Ω +/- 2,3 %
100 186,6 Ω +/- 2,0 %
INJECTION VALVE - INSPECTION
Preparation
Carry out a general visual inspection:
- Corrosion or damage to the wiring, connector
contacts or connections
- Check the labelling of the injection valves
Functional test
- Check flow rate
- Leakproofness
- Check the "spray pattern" using the map
NOTICE
WARNUNG
Risk of damage to engine management system
components! There is a risk of a permanent by-
pass (fuel pressure surge).
Voltage and resistance test
- The internal resistance is about 12
Effectivity: 912 i Series
Edition 1/Rev. 0
BRP-Powertrain
MAINTENANCE MANUAL
Pressure/temperature sensor (AAPTS)
PIN
5 V +/- 0,25 V
0 V
45 kΩ - 89 Ω
0,25 V - 4,75 V
Voltage [in V]
Resistance [Ω]
06347
Ω
Value [in V]
1 2 4
3
GOVERNOR (ELECTRIC) - INSPECTION
See manual of aircraft manufacturer.
Remarks
1
2
3
4
06357
76-70-00
Page 22
July 01/2012
5 V