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钻石20系列飞机维护手册 DA 20 SERIES AIRPLANE MAINTENANCE MANUAL(80)

时间:2011-10-28 13:51来源:蓝天飞行翻译 作者:admin
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If indication cannot be restored  Land at suitable airport


3.3.8. Electrical Power Failure
B. Generator Failure
GEN. Annunciator Illuminated
1. GEN/BAT Master Switch  Cycle Generator Master Switch OFF
-ON
2.
Generator Circuit Breaker  If tripped, reset

3.
Generator CONTROL Circuit Breaker  If tripped, reset

4.  
If Generator can not be brought on-line Switch OFF all non-flight essential  electrical consumers. Monitor  Voltmeter. Land at nearest suitable airport.

 

NOTE

There is 30 minutes of battery power at a discharge load of 20 amperes when the battery is fully charged and properly maintained. The amp meter monitors generator load which will indicate low amps when the generator is off or has malfunctioned.
C. Low Voltage Indication (needle in yellow Arc)
LOW VOLTAGE INDICATION (NEEDLE IN YELLOW ARC) WHILE AIRPLANE ON GROUND
1.  
Engine RPM Increase RPM until needle is in the Green Arc. This should occur before exceeding 1100 RPM.

2.  
Non-flight essential electrical consumers Switch OFF consumers until needle is in the Green Arc.

3.  
If needle remains in the yellow arc and Discontinue any planned flight the ammeter low generator amps  activity (display flashing)


LOW VOLTAGE INDICATION (NEEDLE IN YELLOW ARC) DURING FLIGHT 
1.  
All non-flight essential electrical Switch OFF
consumers


2.  
If needle remains in the yellow arc and Generator Failure: Refer to
the ammeter low generator amps paragraph 3.3.2 (a)
(display flashing)

 

LOW VOLTAGE INDICATION (NEEDLE IN YELLOW ARC) DURING  LANDING:
1.  After landing proceed in accordance with 
paragraph 3.3.2 (a).

WARNING

IF AT ANY TIME THE VOLTMETER NEEDLE INDICATES IN THE RED ARC, YOU SHOULD LAND AT THE NEAREST SUITABLE AIRPORT AND SERVICE THE AIRCRAFT ACCORDINGLY BEFORE CONTINUING THE FLIGHT.

4. NORMAL PROCEDURES

NOTE

There is no change in the normal procedures with the VM 1000 and EC 100 monitoring system installed.  Although there are no necessary changes to the normal procedures, Section 7 contains a description of some of the operating modes and functions that may be used, if desired by the pilot, as enhancements to the normal procedures.
5. PERFORMANCE
There is no change in airplane performance with the VM1000 installed.
6. WEIGHT AND BALANCE
The installation adds 3.13 lbs (1.37 kg) of weight at a –34.3 in (-0.88 m) moment arm with the EC 100 option installed and the standard aircraft instruments removed.
The installation adds 2.44 lbs (1.06 kg) of weight at a –39.4 in (-1.01 m) moment arm without the EC 100 option installed and the standard aircraft instruments removed.
7. DESCRIPTION OF THE AIRPLANE AND ITS SYSTEMS
 
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