Garmin GI 275 Installation Manual page 389

NOTES
IF THE FLIGHT DIRECTOR IS BEING DISPLAYED ON THE CO-PILOT'S ADI, THIS FLIGHT DIRECTOR
ALIGNMENT MUST BE CORRECTLY ADJUSTED IN ACCORDANCE WITH THE MANUFACTURER'S
1
INSTRUCTIONS PRIOR TO MAKING ANY ADJUSTMENTS TO THE GI 275.
FLIGHT DIRECTOR WIRING TO EXISTING ADI MUST BE DISCONNECTED IF THIS INDICATOR IS USED AS A
STANDBY INSTRUMENT FOR THE GI 275. THIS ADI MUST BE LOCATED IN ACCORDANCE WITH SECTION 3.2.
IF THIS INDICATOR IS BEING RELOCATED TO THE CO-PILOT'S SIDE, WIRING MAY BE CONNECTED IN
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PARALLEL TO THIS ADI AND MUST BE CONNECTED IN ACCORDANCE WITH THE MANUFACTURER'S
INSTRUCTIONS.
IT IS NECESSARY TO INSTALL A RELAY TO INVERT THE POLARITY OF THE "OUT OF VIEW+" SIGNAL FROM
ACTIVE-LOW TO ACTIVE-HIGH FOR INPUT INTO THE GI 275. USE M39016/6-204M OR 207M OR EQUIVALENT.
3
RELAY COIL MUST NOT DRAW MORE THAN 50 mA.
IF THE OPTIONAL CO-PILOT'S ADI IS INSTALLED, THE "OFF MODE+" SIGNAL MUST BE DISCONNECTED
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FROM THE AUTOPILOT (J2-33) AND ISOLATED USING A RELAY AS SHOWN.
CONNECT LATERAL + FLAGS FROM 161H-1 TO 913K-1A FOR 913K-1A SYSTEMS ONLY.
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REFER TO STRAPPING INFORMATION IN INSTALLATION BOOK 523-0764806, PAGE 4 (REVISED 27 JUNE 1984
- 913K-1/1A STRAPPING OPTIONS) AND PAGE 11 (REVISED 1 MARCH 1977 - 161H-1 STRAPPING OPTIONS).
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STRAP FOR NEGATIVE-LOGIC LOCALIZER FREQUENCY SIGNAL INPUT. ALTERNATIVELY, CONNECT A
RELAY TO INVERT THE SIGNAL FROM THE GI 275 FOR ACTIVE-HIGH OUTPUT.
26 VAC 400Hz REFERENCE POWER FOR THE GI 275 AND AUTOPILOT MUST BE FROM THE SAME SOURCE
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AND IN PHASE.
CONNECTIONS MUST BE MADE TO THE PILOT'S PRIMARY ADI ONLY.
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Figure B-15 Autopilot/Flight Director Interconnect - Collins
190-02246-10
Rev. 11
Sheet 2 of 2
GI 275 Part 23 AML STC Installation Manual
Page B-44