EFD1000 E5 Dual Electronic Flight Instrument (EFI) Install Manual
DOCUMENT # 900-00041-001
PAGE 213-226
REVISION D
© Copyright 2019 Aspen Avionics Inc.
NOTE – The EA100 must be configured using the EA100 Tool, See Section E5.8 in this document.
Figure E16: EA100 to Century III Attitude Source w/DISC
2
A/P AHRS FAIL light must be installed in the pilots primary field of view. Use light/dimmer/test switch
P/N MS25041-4. Wire as shown. Use 14v or 28v bulb as appropriate.
3
4
5
6
7
GENERAL INSTALLATION NOTES
All wires in this section 22AWG unless otherwise specified
All grounds should be as short as possible
Terminate all shields within connector back shell
EA100
41
39
3
16
1
P2
AP EXCITE HI
AP EXCITE LO
AP ROLL HI
A/P INTRLK COMM
A/P INTRLK ENERGIZED
17
2
AP PITCH HI
AP PITCH LO
A
H
C
ROLL EXC
PITCH GYRO SIG
B
ROLL GYRO SIG
ROLL EXC
The existing autopilot disconnect circuit must be run through an internal relay within the EA100. This
ensures the autopilot cannot be engaged or will disengage if the EA100 attitude is invalid. The
autopilot “sonalert” or disconnect tone must not be interrupted with this relay. Wire as shown.
CD18
Remove wire from CD76-
B “Relay Box” and install new pin/wire or cut wire and splice on new
wire. Run new wire from CD76-B to EA100 P2-41.
3
Before
Trim Enable/Ap Disc and Century Relay Box (partial)
- - - equals Existing Wires
S3
After
TR2 Transformer/Relay Interface box must be field fabricated using the instructions in this Appendix.
A/P DISC SW
CD76
B
F
PITCH COM
B
8
H
C
12
AMP
Transformer
Interface Box
(See Figure
E7A for
internal
components
and
connections)
P1
P1
The old wire that was going to CD76-B (from CD27 of 30D207-x Cable Assembly) will need to be
lengthened (by splicing) and run to EA100 P2-39.
6
7
8
9
10
11
1
2
3
4
5
2
43
44
A/P AHRS COMM
A/P AHRS INVALID
A/P AHRS FAIL
A/P circuit
breaker
(existing)
P2
2
1
3
MS25041-4
20 AWG
20 AWG
EA100
1
1
1
8
7
8
TR2
C
A/P GND
No flight director with Century III
No flight director with Century III
No flight director with Century III
Existing Wire
– no change
Computer Amp
18
AP ROLL LO
Attitude
Gyro
Connector
1A526
– Relay Box
To CD-27 of (30D207-x)
Cable Assembly
A
Autopilot A+ Bus Bar
TRIM SWITCH on YOKE
Trim Enable/AP Disc
A/P DISC SW
CD76
B
C
A/P GND
1A526
– Relay Box
A
To CD-27 of (30D207-x)
Cable Assembly
S3
Autopilot A+ Bus Bar
TRIM SWITCH on YOKE
Trim Enable/AP Disc
Existing Wire
– no change
TYPE 17 & 20
Trim Systems
TYPE 17 & 20
Trim Systems
14
D
ROLL COM
D