Garmin GI 275 Installation Manual page 377

GI 275
(Pilot's Primary ADI)
PITCH AC OUT LO
PITCH AC OUT HI
ROLL AC OUT LO
ROLL AC OUT HI
10 VAC REF HI
10 VAC REF LO
GYRO VALID
RELAY
GI 275
(Pilot's HSI)
(Must be -20 GI 275)
10 VAC REF HI
10 VAC REF LO
A/P HEADING ERROR HI
A/P HEADING ERROR LO
A/P COURSE ERROR HI
A/P COURSE ERROR LO
190-02246-10
Rev. 11
Century II/IIB/III (with 1C388-2, or 1C388-3 Radio Coupler)
SP-13
1 4
64
12 25
6
3 6
s 20k:800
SP-13
1 4
45
12 25
26
3 6
s 20k:800
SP-66
1
27
10k
24
½ W
46
3
T1
s
10k:10k
NC 42
(see autopilot disconnect
COM 3
options on following pages)
23
NO
1
SP-66
27
10k
24
½ W
46
3
T1
s
10k:10k
1
SP-66
1
2
13
52
3 T1
s
10k:10k
1 SP-66
1
2
32
71
3
T1
s
10k:10k
Figure B-13 Autopilot/Flight Director Interconnect - Century
2.2k
½ W
2.2k
½ W
4
1
6
4
1
6
4
10k
24
½ W
6
4
10k
24 ½ W
6
Sheet 2 of 7
27
CENTURY AP
II/IIB III
CD-18 CD-18
(to horizon) (to horizon)
-
PITCH HORIZON SIGNAL
H
-
F PITCH MOTOR/COMMON
C C ROLL HORIZON SIGNAL
ROLL MOTOR/COMMON
D D
A A ROLL EXCITATION
B B ROLL EXCITATION
RADIO COUPLER
1C388-3
1C388-2
CD 33 CD 33
CD33 TO DG
TO AMP TO DG
- D E ROLL EXCITATION
- E D ROLL EXCITATION
- A A HEADING SIGNAL
B - F ROLL COMMON
11
- B B COURSE SIGNAL
B - C ROLL COMMON
11
GI 275 Part 23 AML STC Installation Manual
Page B-32