
Equipment Installation Manual,
GDC31 Roll Steering Converter
Position/Rate Selection ........................................................................................................................19
Baud Rate Selection.............................................................................................................................19
GPS Receiver Setup.............................................................................................................................19
REMOVAL AND REPLACEMENT..........................................................................................................20
Removal, GDC31.....................................................................................................................................20
Replacement, GDC31 ..............................................................................................................................20
Removal, Mode Annunciator...................................................................................................................20
Replacement, Mode Annunciator.............................................................................................................20
EQUIPMENT CHECKOUT........................................................................................................................21
Ground Functional Test ...........................................................................................................................21
Flight Functional Test..............................................................................................................................21
CONTINUED AIRWORTHINESS:............................................................................................................23
ENVIRONMENTAL:..................................................................................................................................24
CONNECTOR PIN OUT: ...........................................................................................................................25
OUTLINE DRAWINGS..............................................................................................................................26
GDC31 Outline ........................................................................................................................................26
Switch / Annunciator Outline ..................................................................................................................27
Isolation Coupler Outline.........................................................................................................................28
SLIDE LATCH ASSEMBLY......................................................................................................................29
APPENDIX A – AVIATION FORMAT.....................................................................................................30
APPENDIX B – 429 OUTPUT ...................................................................................................................31
Label 121 - Bank Angle Command .........................................................................................................31
Label 312 - Ground Speed .......................................................................................................................31
APPENDIX C - TYPICAL INTERCONNECT ..........................................................................................32
Figure 1 Typical Interconnect.................................................................................................................33
Figure 2 KI 525 / 525A with KA 52 / KA 57 ........................................................................................34
Figure 3 ARINC HSI with Century IV..................................................................................................35
Figure 4 ARINC HSI with S-TEC 50, 55 or 60.....................................................................................36
Figure 5 NSD 360A / NSD 1000 with Century IV................................................................................37
Figure 6 NSD 360A / NSD 1000 with S-TEC 50 or 55.........................................................................38
Figure 7 ARINC HSI with Century II or III ..........................................................................................39
Figure 8 KI 525A with KFC 150 ...........................................................................................................40
Figure 9 NSD 360 with ARC 400B (10VAC)......................................................................................41
Figure 10 52D54 DG with STEC 50, 55 or 60 ......................................................................................42
Figure 11 NSD 360 with ARC 400B (DC)............................................................................................43
Figure 12 NSD 360 with Century 2000 .................................................................................................44
Figure 13 NSD 360A with Century II or III ..........................................................................................45
Figure 14 HSI-70C with ARC 1000 .....................................................................................................46
Figure 15 KI 525A with KFC 200 / 300...............................................................................................47
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