Rotax 915 i A series Maintenance Manual page 313

INSPECTION
Components can only be replaced, not repaired. If
the ignition spark fails, search systematically for the
possible cause of the fault. The B.U.D.S. Aircraft di-
agnostic tool can be used for this.
DOUBLE IGNITION COIL ASSY.
INSPECTION
Preparation
Carry out a visual inspection.
See Maintenance Manual Line for the en-
gine type 915 i A Series Chapter 05-20-00
section Visual inspection.
• Carry out a voltage and resistance test. To do this,
see Chapter 76-70-00 section Sensors and
actuators.
Procedure
Step
1 Check fastening elements (screws, wash-
ers and plug holders) for damage, corro-
sion and deformation.
Figure 13.11: Double ignition coils
1 Allen screw M5x20
Plug holder
3
Effectivity: 915 i A Series
Edition 0/Rev. 0
BRP-Rotax
MAINTENANCE MANUAL HEAVY
2
Lock washer A5
4 Double ignition coils
Step Procedure
2 Check double ignition coils for damage,
corrosion and deformation.
3 Check contact faces:
Indentations up to a max. of 0.5 mm (0.02
in.).
Bumps up to a max. of 0.5 mm (0.02 in.).
Figure 13.12
1 Intake manifold
SPARK PLUG CONNECTOR AND
IGNITION CABLE ASSY. — INSPECTION
Carry out resistance test on ignition cable assy. To
do this, see Chapter 76-70-00 section Sensors and
actuators.
ATTENTION
Cracking and other obvious damage to the
ignition cable is not permitted! If in doubt, al-
ways replace the cable and connectors in
question.
Procedure
Step
1 Check spark plug connector for corrosion
and damage.
2
Contact face
74–20–00
Page 11
August 01 2018