Home

INSTALLATION MANUAL AND OPERATING INSTRUCTIONS

1. INSTALLATION MANUAL AND OPERATING INSTRUCTIONS MD41 Series GPS Annunciation Unit For Garmin GNS 430 430W 530 530W VHF Communication and Navigation Management System MD41 1484W MD41 1488W MD41 1494W MD41 1498W 14VDC 28VDC 14VDC 28VDC MID CONTINENT INST CO INC Horizontal Mount Horizontal Mount Vertical Mount Vertical Mount MANUAL NUMBER 9016478 Revision History ECO Rev Date Detail N R 01 19 07 Initial release A 02 15 07 J1 connector was 9016475 now 9016479 B 03 12 07 Corrected section 4 1 to show proper pins corrected mating connector rear view 4828 C 4 24 07 Correct connector schematic pinout in section 1 2 5 Add 1494W and 1498W versions REV C 2 April 24 2007 1 1 4 1 2 1 1 1 1 4 1 4 2 AWD SECTION 2 2 1 2 2 2 3 SECTION 3 SECTION 4 4 1 4 2 FIGURES APPENDIX REV C TABLE OF CONTENTS GENERAL DESCRIPTION INTRODUCTION SPECIFICATIONS TECHNICAL PHYSICAL CHARACTERISTICS ENVIRONMENTAL CHARACTERISTICS SPECIFICATIONS ELECTRICAL FRONT PANEL CONTROLS AND ANNUNCIATIONS CONTROLS ANNUNCIATIONS INTERFACE EQUIPMENT LIMITATIONS MAJOR COMPONENTS INSTALLATION CONSIDERATIONS COOLING EQUIPMENT LOCATION ROUTING OF CABLES INSTALLATION PROCEDURE GENERAL INFORMATION UNPACKING AND INSPECTING MOUNTING THE MD41 INSTALLATION LIMITATIONS POST INST
2. 160C Environmental Qualification Form NOMENCLATURE Annunciation Control Unit ACU MODEL NUMBER MD41 Series TSO NUMBER C129 Class A1 MANUFACTURERS SPECIFICATIONS Minimum Performance Specification 7015613 Test Data Specification TDS 161 dated 2 12 07 MANUFACTURER Mid Continent Instrument Co Inc ADDRESS DESCRIPTION OF TEST Temperature and Altitude 4 0 Equipment tested to Category A1F2 Survival Low Temperature 4 5 2 Operating Low Temperature 4 5 2 Temperature Variation Humidity Equipment tested to Category B Equipment tested to Category A 10 0 Equipment identified as category X no test performed Equipment identified as category X no test performed Equipment tested to Category M and N Equipment identified as category X no test performed 60 1 Operational Shocks and Crash Equipment tested to Paragraph 7 2 1 Safety 99 1 9 93 100 Equipment identified as category X no test performed Equipment identified as category X no test performed Equipment identified as category X no test performed Equipment tested to Category Z Equipment tested to Category B Equipment tested to Category A Audio Frequency Conducted 18 0 Equipment tested to Category B Susceptibility Radiated and Conducted 20 5 Energy Susceptibility Lightning Direct Effects Equipment identified as category X no test performed Equipment identified as category X no test performed REV C 14 April 2
3. PANEL CONTROLS AND ANNUNCIATIONS 1 2 41 ANNUNCIATIONS VLOC NAV or ILS information presented on the HSI or CDI GPS GPS information presented on the HSI or CDI MSG ON indicates message s active WPT ON indicates reaching the arrival waypoint TERM ON indicates aircraft is within 30 miles of departure or arrival airport APR ON indicates the approach is active INTG ON indicates GPS receiver detected a position error or is unable to calculate the integrity of the position 1 2 5 INTERFACE INTG annunciation Requires a logic low to annunciate J1 Pin 1 WPT annunciation Requires a logic low to annunciate J1 Pin 2 when in VOR ILS mode MSG annunciation Requires a logic low to annunciate J1 Pin 3 TERM annunciation Requires a logic low to annunciate J1 Pin 4 APR annunciation Requires a logic low to annunciate J1 Pin 6 VLOC annunciation Receives ground from GNS 430 530 J1 Pin 7 GPS annunciation Receives ground from GNS 430 530 J1 Pin 8 when in GPS mode Lamp Test Receives ground from remote test switch J1 Pin 10 to light all annunciations optional connection J1 Pin 15 Ground REV C 5 April 24 2007 1 2 6 EQUIPMENT LIMITATIONS The MD41 series control units contain specific dash numbers to be used with various GPS receivers or Navigation Management Systems The installer must match the correct controller part number with the system being installed The conditions and tests required for TSO approval of this article a
4. will be displaying the GPS VLOC information The unit depth with connector attached must also be taken into consideration Note Unlike previous versions of the MD41 Annunciation Control Units ACU the transfer relays are not required since the GNS 430 530 handles all switching between GPS VOR and ILS This has allowed for a smaller size ACU that now provides more options for panel mounting 2 3 ROUTING OF CABLES Care must be taken not to bundle the MD41 logic and low level signal lines with any high energy sources Examples of these sources include 400 HZ AC Comm DME HF and transponder transmitter coax Always use shielded wire when shown on the installation print Avoid sharp bends in cabling and routing near aircraft control cables REV C 7 24 2007 SECTION 3 INSTALLATION PROCEDURES 3 1 GENERAL INFORMATION This section contains interconnect diagrams mounting dimensions and other information pertaining to the installation of the MD41 After installation of cabling and before installation of the equipment ensure that power is applied only to the pins specified in the interconnect diagram 3 2 UNPACKING AND INSPECTING EQUIPMENT When unpacking equipment make a visual inspection for evidence of damage incurred during shipment The following parts should be included 1 MD41 1484W 14VDC or MD41 1488W 28VDC Horiz Mount MD41 1494W 14VDC or MD41 1498W 28VDC Vertical Mount 2 Installation kit P N 90164
5. 30 430W WPT ANN 5 MSG ANN 6 P5001 VLOC ANN 1 GNS 530 530W GPS ANN INTG ANN LAMP TEST NOTES 1 REFER TO GARMIN GNS 430 430W or GNS 530 530W INSTALLATION MANUAL FOR ACTUAL INSTALLATION 2 ALL WIRING SHALL BE 24 AWG UNLESS OTHERWISE NOTED 3 MOMENTARY SWITCH FOR TEST optional connection 4 14 VDC FOR MD41 1484W 1494W 28 VDC FOR MD41 1488W 1498W FIGURE 3 4 WIRING DIAGRAM MD41 1484W 1488W 1494W 1498W For GARMIN GNS 430 430W 530 530W 12 April 24 2007 SECTION 4 POST INSTALLATION CHECKOUT 41 INSTALLATION TESTS With the MD41 disconnected turn on the avionics master switch and verify that aircraft power is on pin 5 Using an ohmmeter verify pin 15 is aircraft ground 4 2 OPERATING INSTRUCTIONS Turn off the avionics master switch and connect the mating connector to the rear of the MD41 Turn on the avionics master switch and the MD41 should come on with the following annunciations 1 VLOC or GPS 2 MSG be flashing depending on the status of the GPS receiver Annunciation brightness at the minimum dimming level may be adjusted by rotation of the dimmer control located on the side of the MD41 case CW rotation lowers the dimming level Refer to section 5 of the Garmin GNS 430 430W or GNS 530 530W installation manual for testing of annunciations No periodic maintenance or calibration is necessary for continued airworthiness of the MD41 REV C 13 April 24 2007 DO
6. 4 2007
7. 80 consisting of the following items A 91 Connector Kit 15 pin MCI P N 9016479 2 mounting brackets MCI P N 8018483 C 4 4 40x pan Phillips screws MCI P N 90 416 0001 1 D 2 ea 4 40 flat Phillips screws MCI P N 90 418 1001 1 E 1 ea panel cutout template MCI P N 8018954 3 Installation Manual MCI P N 9016478 3 3 MOUNTING THE MD41 Plan a location in the aircraft for the MD41 to be mounted as close to the pilot s field of view as possible The preferable location is near the HSI CDI that will be displaying the GPS information Avoid mounting close to heater vents or other high heat sources Allow a clearance of at least 3 inches from back of unit for plug removal Use the dimensions shown in figure 3 3 to prepare opening and screw holes for the ACU A file template has been provided to use for these measurements and hole cutout Carefully measure the locations for the screw holes and mark the drill locations with a center punch Drill all six holes A steel template P N 8018954 is supplied to aid in locating holes and cutting out the panel The template may be mounted to the instrument panel to allow a file to be used to complete the cutout area The front plate of the ACU has a recessed area on the back so a flat head screw is not absolutely necessary Attach the mounting brackets to the rear side of the instrument panel with four 4 40x1 2 pan head screws Insert the ACU through the front of instrument panel and
8. ALLATION CHECKOUT PRE INSTALLATION TEST OPERATING INSTRUCTIONS LIST OF ILLUSTRATIONS SCHEMATIC PINOUT 15 PIN HIGH DENSITY D SUB OUTLINE DRAWING INSTRUMENT PANEL MOUNTING WIRING DIAGRAM MD41 1484W 1488W 1494W 1498W RTCA DO 160C ENVIRONMENTAL QUALIFICATION FORM 3 April 24 2007 SECTION 1 GENERAL DESCRIPTION 1 1 INTRODUCTION The MD41 is a compact self contained GPS Annunciation unit This unit displays status annunciation received from the Garmin GNS 430 430W 530 530W series GPS navigation management systems Features include dual 20 000 hour lamps used for all annunciations along with automatic photocell dimming An external annunciation dimming adjustment is provided for balancing low level light conditions 1 2 TECHNICAL SPECIFICATIONS 1 2 1 PHYSICAL CHARACTERISTICS Mounting Front mount panel Width 2 45 inches Height 0 75 inches Depth 2 60 inches max Weight 0 2 pounds 1 2 2 ENVIRONMENTAL CHARACTERISTICS TSO Compliance TSO C129 Applicable Documents RTCA DO 160C DO 208 Operating Temperature Range 55 C to 70 C Humidity 95 Non Condensing Altitude Range 0 to 55 000 ft Vibration RTCA DO 160C Cat M and N Operational Shock Rigid Mounting 6G Operational 15 G Crash Safety REV C 4 April 24 2007 1 2 3 ELECTRICAL SPECIFICATIONS Design All Solid State MD41 1484W 14VDC 0 30 Amps MD41 1488W 28VDC 0 25 Amps MD41 1494W 14VDC 0 30 Amps MD41 1498W 28VDC 0 25 Amps 1 2 4 FRONT
9. fasten with two 4 40 x 9 16 flat head screws REV C 8 April 24 2007 3 4 INSTALLATION LIMITATIONS Wire the aircraft harness according to figure 3 3 Use at least 24 AWG wire for all connections Avoid sharp bends and routing cable near high energy sources Care must be taken to tie the harness away from aircraft controls and cables Normal installation techniques should be applied Also see equipment limitations section 1 2 6 REAR VIEW OF MATING CONNECTOR EPI i o 1 9 Reserved 2 WPTAnnun 10 Lamp Test 3 MSGAmun 11 Reserved 4 TERM Annun 12 JReserved 5 28 VDC Power 13 JReserved 6 APRAnnun 14 JReserved 7 VLOC Annun 15 Ground 8 GPSAnnun FIGURE 3 1 SCHEMATIC PINOUT 15 PIN HIGH DENSITY D SUB REV C 9 April 24 2007 15 High Density D Sub EN 2 EN 1 0 750 L GPS APR 0375 0 150 1d 2 150 2 450 MD41 1484W MD41 1488W 2 392 MAX T 0 150 4 m 0 150 i 2 150 2 450 0 375 0 750 MD41 1494W MD41 1498W FIGURE 3 2 OUTLINE DRAWING REV C 10 April 24 2007 i A 0 350 231 UU L e FIGURE 3 3 INSTRUMENT PANEL MOUNTING REV C 11 April 24 2007 MD41 ACU 1 E TOMD41 ACU AIRCRAFT PWR CIRCUIT BREAKER POWER GND APR ANN P4001 TERM ANN GNS 4
10. re minimum performance standards It is the responsibility of those desiring to install this article either on or within a specific type or class of aircraft to determine that the aircraft installation conditions are within the TSO standards The article may be installed only if further evaluation by the applicant documents an acceptable installation and is approved by the Administrator The MD41 1484W 1488W 1494W 1498W are TSO certified and approved for use with the Garmin GNS 430 430W 530 530W system This includes the A W and TAWS system versions of the Garmin equipment Any attempts to install the listed units in an installation other than the GNS 430 530 system is prohibited This will void the TSO NOTE Ifthe MD41 is disconnected or removed from the aircraft it will not affect the operation of the GNS 430 430W 530 530W 1 2 7 MAJOR COMPONENTS This system is comprised of one major component the MD41 1484W 1488W 1494W 1498W GPS Annunciation Control Units REV C 6 April 24 2007 SECTION 2 INSTALLATION CONSIDERATIONS 2 1 COOLING No direct cooling is required As with any electronic equipment overall reliability may be increased if the MD41 is not located near any high heat source or crowded next to other equipment Means of providing a gentle airflow will be a plus 2 2 EQUIPMENT LOCATION The MD41 must be mounted as close to the pilot s field of view as possible The preferable location is near the HSI CDI that

INSTALLATION MANUAL AND OPERATING INSTRUCTIONS

Contents

Download Pdf Manuals

Related Search

Related Contents