Garmin GI 275 Installation Manual page 376

GI 275
(Pilot's Primary ADI )
PITCH AC OUT LO
PITCH AC OUT HI
ROLL AC OUT LO
ROLL AC OUT HI
GYRO VALID
RELAY
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, 1C388M, 1C388C or 1C388MC Radio Coupler)
P2752
1 SP-13
64
12
6
3
20k:800
s
SP-13
1
45
12
26
3
s 20k:800
NC 42
(see autopilot disconnect
COM 3
options on following pages)
NO 23
SP-66
1
27
10k
24
46
3
s
1 SP-13
13
12
52
3
s
32 N/C
71 N/C
Figure B-13 Autopilot/Flight Director Interconnect - Century
4
2.2k
25
½ W
6
4
2.2k
25
½ W
6
TO CONSOLE/AMPLIFIER/
ARTIFICIAL HORIZON
(EXISTING WIRING RETAINED)
4
1
6
T1
10k:10k
4
10k
24
6
T1
20k:800
18 mH
Sheet 1 of 7
CENTURY AP
27
II/IIB III
CD-18 CD-18
(to horizon) (to horizon)
-
PITCH HORIZON SIGNAL
H
-
F PITCH MOTOR/COMMON
ROLL HORIZON SIGNAL
C C
ROLL MOTOR/COMMON
D D
RADIO COUPLER
1C388C
1C388
1C388MC
1C388M
CD 33
CD 33 CD33 TO DG
TO DG
TO AMP (pigtail)
(pigtail)
C - D ROLL EXCITATION
F - E ROLL EXCITATION
- A A HEADING SIGNAL
- B B ROLL COMMON
.047µF
- D - DG EXCITATION
- E - DG EXCITATION
26
GI 275 Part 23 AML STC Installation Manual
Page B-31