T34553
EFFECTIVITY
CONFIG 1 AIRPLANES WITH DELCO INS
798 Page 108
34-41-00
Aug 25/89
XA ~êêêê XA Malf. Action Modes of Recommended XA Code Code Failed Test Operation Maintenance Action XA è””””. XA XA 12 04 N or E velocity Recycle thru STBY and re- XA insert present position XA select ALIGN. Replace NU XA if warning persist. XA XA è””””. XA XA 13 02 Y velocity change NAV Observe navigation data on XA 14 02 X velocity change NAV CDU data displays. If XA data is unreasonable, re- XA place NU. (Attitude mode XA of operation will not be XA affected by malfunction) XA XA è””””. XA XA 15 02 Y gyro torque ALIGN,NAV If in ALIGN mode, select XA limited STBY, reinsert present XA 16 02 X gyro torque ALIGN,NAV position, select ALIGN. XA limited If in NAV mode, observe XA navigation data on CDU XA data displays. If data is XA unreasonable, replace NU. XA (Attitude mode of opera- XA tion will not be affected XA by malfunction) XA è”””.Ignore malfunction code XA 15 and 16 during gimbal XA slew operation: this is XA a normal gimbal slew XA condition.) XA XA éééé XA INS Status/Malfunction Code Display XA Figure 101 (Sheet 2) XA
EFFECTIVITY
AIRPLANES WITH DELCO INS CONFIG 1 01 A Page 109 Dec 25/8734-41-00
XA ~êêêê XA Malf. Action Modes of Recommended XA Code Code Failed Test Operation Maintenance Action XA è””””. XA XA 18 Excessive saturation ALIGN
05 Possible correctable XA time transient malfunction. XA Down mode to OFF and re- XA start alignment. If WARN XA lamp remains illuminated, XA reset malfunction warning XA circuits with TEST switch. XA If malfunction code is re- XA peated, replace NU. XA XA è””””. XA XA 22*[1] 03 TK or TKE+DA NAV Check 28 Volt ac circuit XA 23*[1] 03 DA NAV breakers for INS. XA 24*[1] 03 TKE NAV XA 25*[1] 03 HDG NAV If OK and Malfunction code XA 26*[1] 03 XTK NAV does not clear, replace XA NU. (Attitude mode of XA operation will not be XA affected by malfunction). XA NOTE: The analog output
____ XA signal being tested will XA be unreliable as long as XA the failure is occurring. XA These failures will not XA affect CDU displays. XA XA è””””. XA XA 27 BLANK Failed test does not XA illuminate warn lamp XA on CDU. XA XA XA è””””. XA XA XA XA éééé XA INS Status/Malfunction Code Display XA Figure 101 (Sheet 3) XA
EFFECTIVITY
AIRPLANES WITH DELCO INS CONFIG 1 02 A Page 110 Dec 25/8734-41-00
XA ~êêêê XA Malf. Action Modes of Recommended XA Code Code Failed Test Operation Maintenance Action XA è””””. XA 31 02 Ground speed NAV Observe navigation data XA on CDU data displays. If XA data is unreasonable, re- XA place NU. (Attitude mode XA of operation will not be XA affected by malfunction). XA 32 02 Parity STBY,ALIGN,NAV XA è””””. XA XA 33 01 Azimuth stabiliza-STBY,ALIGN,NAV XA tion loop XA 34 01 Inner roll stabili-STBY,ALIGN,NAV XA zation loop XA 35 01 Pitch stabilization STBY,ALIGN,NAV Replace NU. XA loop XA 36 01 Accelerometer loop STBY,ALIGN,NAV XA è””””. XA XA 37 01 Z platform over-NAV Check that main Equipment XA temperature Center equipment cooling XA 38 01 XY platform over-NAV and INS cooling fans are XA temperature operative. If OK, replace XA 39 Oven overtemperature NAV
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