EUROCOPTER
FLIGHT MANUAL BO 105 CB-5/CBS-5
3 - 7
LBA APPROVED
Rev. 0
WARNING LIGHT INDICATIONS
GEN 1 GEN 2
or
Conditions/Indications
Generator failure
– Voltmeter indication normal (27 - 29 V)
– GEN warning light (affected generator) on
Generator overvoltage
– Voltmeter indication above normal (30 V or more)
– GEN warning light (normal generator) on
NOTE Normal generator is disconnected by reverse current of affected generator.
Procedure
NOTE One generator alone will provide sufficient power for normal services. Non-essen-
tial Auxiliary Bus loads are shed automatically.
D G E N E R A T O R F A I L U R E
1. Generator field sw (affected generator) – GEN TRIP, then hold in GEN RES for
approx 2 sec and release
If GEN warning light remains on:
2. Generator field sw (affected gener-
ator)
– GEN TRIP
3. STARTER/GENERATOR sw (af-
fected generator)
–Off
4. CURRENT IND sw – Select normal generator
5. Ammeter and voltmeter – Monitor
D G E N E R A T O R O V E R V O L T A G E
1. Generator field sw (affected generator) – GEN TRIP
2. STARTER/GENERATOR sw (affected
generator)
–Off
3. GEN warning light (affected generator) – Check on
4. GEN warning light (normal generator) – Check off
5. CURRENT IND sw – Select normal generator
6. Ammeter and voltmeter – Monitor