Section 24-40 % External Power - Lycoming Engine
1.
General ..............................................1

2.
Description and Operation ................................1

3.
Operation.............................................3

Trouble-Shooting
1. General ............................................101

Maintenance Practices
1.
General ............................................201

2.
Electrical Safety......................................201

3.
Remove/Install the External Power Relay ..................201

% Section 24-41 % External Power - TAE 125 Diesel Engine % 1. General ..............................................1 % 2. Description and Operation ................................1 % 3. Operation.............................................3 % Trouble-Shooting % 1. General ............................................101 % Maintenance Practices % 1. General ............................................201 % 2. Electrical Safety......................................201 % 3. Remove/Install the External Power Relay ..................202
Page 6 Doc # 6.02.01 09 Jan 2003 Rev. 4
24-CONTENTS
Electrical Power
AMM

Section 24-60 % DC Electrical Load Distribution - Lycoming Engine
1.  
General ..............................................1

2.  
Description............................................3

3.  
Operation.............................................7

Trouble-Shooting
1.  General ............................................101

Maintenance Practices
1.  
General ............................................201

2.  
Electrical Safety......................................201

3.  
Remove/Install the Avionics Master Relay or Essential Avionics Relay .............................201

4.  
Remove/Install a Circuit-Breaker .........................203

5.  
Remove /Install an Instrument Panel Switch ................204

Doc # 6.02.01 Page 7
Rev. 4 09 Jan 2003

24-CONTENTS
AMM

% Section 24-61 % DC Electrical Load Distribution - TAE 125 Diesel Engine % 1. General ..............................................1 % Trouble-Shooting % 1. General ............................................101 % Maintenance Practices % 1. General ............................................201 % 2. Electrical Safety......................................201 % 3. Remove/Install the Avionics Master Relay % or Essential Avionics Relay .............................201 % 4. Remove/Install a Circuit-Breaker .........................203 % 5. Remove /Install an Instrument Panel Switch ................205 % 6. Remove /Install the ENGINE MASTER Switch...............207
24-CONTENTS
Electrical Power
AMM

CHAPTER 24
ELECTRICAL POWER

Section 24-00 % Electrical Power - Lycoming Engine
1. General
% This Section tells you about the electrical system on the airplane with the Lycoming engine installed. % Refer to Section 24-01 for data about the electrical system with the TAE 125 Diesel engine installed.
This Chapter has only simplified schematic diagrams and location diagrams. Refer to Chapter 92 for the wiring diagrams. Refer to the related Chapter for data about systems. For example, refer to Chapter 80 for data about the starter system.
The DA 40 has a 28 volt direct current (DC) electrical system. The system has two integral sources of electrical power and a socket for connecting to an external power source. It has a 28 volt alternator and it has a 24 volt battery. In the usual operation the alternator supplies the power for the electrical power system. Refer to Section 24-40 for data on the external power system.
　
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