Jonker Sailplanes JS3 RES User manual

JS-MD 3 RES Maintenance Manual
Supplement
MD11-AMM-00-002
Issue: 00
Rev. 00
Rev. Date: 23-May-22
Page i
JS-MD 3 RES MAINTENANCE MANUAL SUPPLEMENT
Type:
JS-MD Single
Model:
JS-MD 3 RES
Serial number:
Registration Number:
Document Number:
MD11-AMM-00-002
Title:
JS-MD 3 RES Maintenance Manual Supplement
Issue:
00
Date of issue:
23 May 2022
Created by
Responsible for
content
The technical content of this document is approved under the authority of the DOA ref.
EASA.21J.603.
Copyright ©:
M&D Flugzeugbau GmbH & Co.KG
Streeker Straße 5b 
D-26446 Friedeburg
-All rights reserved-
Uys Jonker
Digitally signed by Uys Jonker
Date: 2023.03.29 14:51:57 +02'00'
Michael Schwarz
2023.03.30 15:02:11
+02'00'

JS-MD 3 RES Maintenance Manual
Supplement
MD11-AMM-00-002
Issue: 00
Rev. 00
Rev. Date: 23-May-22
Page ii
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JS-MD 3 RES Maintenance Manual
Supplement
MD11-AMM-00-002
Issue: 00
Rev. 00
Rev. Date: 23-May-22
Page 0–1
0 GENERAL
This Maintenance Manual has been prepared to provide maintenance personnel with the
necessary information to maintain the JS-MD 3 RES System. All the data required to be
furnished to the pilot and the maintenance personnel, by the Airworthiness Requirement CS-
22, is contained in this manual. Supplementary data is also provided by the sailplane
manufacturer.
Record of Revisions
Issue
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Reason for Change
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Initial Issue

JS-MD 3 RES Maintenance Manual
Supplement
MD11-AMM-00-002
Issue: 00
Rev. 00
Rev. Date: 23-May-22
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JS-MD 3 RES Maintenance Manual
Supplement
MD11-AMM-00-002
Issue: 00
Rev. 00
Rev. Date: 23-May-22
Page 0–3
Record of Amendments
Date of Issue/ Revision
Date of
Insertion
Signature

JS-MD 3 RES Maintenance Manual
Supplement
MD11-AMM-00-002
Issue: 00
Rev. 00
Rev. Date: 23-May-22
Page 0–4
Table of Contents
0General ..................................................................................................................... 0–1
Record of Revisions............................................................................................ 0–1
List of effective sections ...................................................................................... 0–2
Record of Amendments....................................................................................... 0–3
Table of Contents................................................................................................ 0–4
List of Figures...................................................................................................... 0–7
List of Tables....................................................................................................... 0–9
List of Abbreviations............................................................................................ 0–9
1General ......................................................................................................................1-1
Descriptive data....................................................................................................1-1
Technical data......................................................................................................1-1
2Description of systems and components................................................................2-1
Introduction and overview.....................................................................................2-1
RES kinematics overview.....................................................................................2-2
Electrical system overview ...................................................................................2-3
3Airworthiness limitations and inspections..............................................................3-1
Airworthiness limitations.......................................................................................3-1
4Maintenance schedule..............................................................................................4-1
Annual inspection................................................................................................. 4-1
RES actuator assembly........................................................................................4-2
RES Pylon..........................................................................................................4-11
Propeller.............................................................................................................4-14
Electrical motor ..................................................................................................4-18
RES doors..........................................................................................................4-21
Front doors.........................................................................................................4-27
Battery latches ...................................................................................................4-29
Display and Control Unit (DCU)..........................................................................4-31
LXNAV Bridge....................................................................................................4-34
Motor controller assembly ..................................................................................4-35
DC-DC converter................................................................................................4-68
Retraction and Fuses Unit (RFU) .......................................................................4-72
Insulation Monitoring Device (IMD).....................................................................4-73
HV Connectors...................................................................................................4-74
Avionic Batteries.................................................................................................4-78

JS-MD 3 RES Maintenance Manual
Supplement
MD11-AMM-00-002
Issue: 00
Rev. 00
Rev. Date: 23-May-22
Page 0–5
Fire warning system...........................................................................................4-79
5Calibration & setup...................................................................................................5-1
Actuator system setup..........................................................................................5-1
Actuator calibration...............................................................................................5-4
Main door setup....................................................................................................5-4
Motor resolver calibration.....................................................................................5-5
Propeller alignment ..............................................................................................5-6
6Wiring loom............................................................................................................... 6-1
Display And Control Unit (DCU) ...........................................................................6-1
RES Control Board (RCB)....................................................................................6-2
Retraction And Fuses Unit (RFU).........................................................................6-4
Actuator................................................................................................................6-5
Left battery connector...........................................................................................6-6
Charger connector................................................................................................6-7
DC-DC converter..................................................................................................6-8
Right battery connector ........................................................................................6-9
Motor, motor controller and resolvers.................................................................6-10
Cooling fans....................................................................................................... 6-11
Insulation Monitoring Device (IMD).....................................................................6-12
Avionic batteries................................................................................................. 6-13
Ground bus ........................................................................................................6-14
Supplementary fire warning system....................................................................6-15
LXNAV bridge ....................................................................................................6-16
Complete schematic...........................................................................................6-17
Supplementary information and pictures ............................................................6-18
7Lubrication ................................................................................................................7-1
Introduction ..........................................................................................................7-1
Lubricants.............................................................................................................7-1
Lubrication plan....................................................................................................7-1
8System operation...................................................................................................... 8-1
Guarded RES master switch ................................................................................8-1
Display and control unit interface..........................................................................8-2
Battery selection switch........................................................................................8-2
Operational mode................................................................................................. 8-3
Other Information screens....................................................................................8-8
Warning Caution and Information messages......................................................8-10

JS-MD 3 RES Maintenance Manual
Supplement
MD11-AMM-00-002
Issue: 00
Rev. 00
Rev. Date: 23-May-22
Page 0–6
Maintenance mode.............................................................................................8-11
Setup menu........................................................................................................8-11
Charge mode ..................................................................................................... 8-12
Fire warning system...........................................................................................8-12
9Software/ Firmware update ......................................................................................9-1
Requirements for firmware updated......................................................................9-1
DCU firmware update...........................................................................................9-1
RFU firmware update ...........................................................................................9-2
Accessing the motor controller parameters...........................................................9-3
10 High Voltage batteries ............................................................................................ 10-1
Overview............................................................................................................10-1
Inspections.........................................................................................................10-2
Trailer considerations.........................................................................................10-2
Battery status indicators.....................................................................................10-3
Battery handling .................................................................................................10-4
Installing the HV batteries................................................................................... 10-4
Battery care........................................................................................................10-5
Long term storage..............................................................................................10-5
Charging ............................................................................................................10-7
11 Placard Booklet....................................................................................................... 11-1
12 Service Bulletins..................................................................................................... 12-1
13 Contact ....................................................................................................................14-1
Type Certificate Holder & Approved Manufacturing Organisation.......................14-1
Warranty and technical support................................ Error! Bookmark not defined.
APPENDIX A –Annual inspection checklist ..................................................................... 1
APPENDIX B –General torque specifications .................................................................. 1
APPENDIX C –STCs and Minor Change Approvals......................................................... 1
APPENDIX D –LIST OF WARNINGS/CAUTIONS .............................................................. 1