76-00-00
page 52
May 01/2007
Effectivity 914 Series
Edition 1 / Rev. 0
d02626
BRP-Rotax
Maintenance Manual
3.1.2.8) Circuit breaker for servo motor
See Fig. 76-49.
The location of the circuit breaker (1) depends on the aircraft
type, but is limited by the length of the wiring harness.
■ CAUTION: The circuit breaker is not included in the
delivery range of the engine. Check circuit
breaker according to the aircraft manufactur-
ers instructions.
- Operational test of circuit breaker:
1) - circuit breaker closed
- switch on TCU
The servo motor self test is performed.
2) - circuit breaker open
- switch on TCU
No self test of servo motor is performed.
With the circuit breaker open, the servo motor must not start
turning. The orange caution lamp starts flashing.
■ CAUTION: If the required boost pressure cannot be
reached or if the circuit breaker does not act
correctly, locate the cause. Until the cause
has been found and rectified, engine opera-
tion is only permitted for ground testing.
■ CAUTION: In the event of physical damage or incorrect
operation, replace the part without delay.
TCU
00217
1
Fig. 76-49
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