Jonker Sailplanes JS1-A Technical specifications

SUPPLEMENT

Jonker Sailplanes (Pty) Ltd.
Private Bag X1293
Potchefstroom 2520
South Africa
Approval number: D667/M667/AMO1179
Document Name:
JS1 Hand Rudder Control System
Flight Manual Supplement
Doc No:
1A-5.04.10.3 Revision No: 1.0 Date: 19/01/2015
JS1 HAND RUDDER CONTROL SYSTEM
FLIGHT MANUAL SUPPLEMENT
Model: JS1-A, JS1-B, JS1-C18m, JS1-C21m
Serial Number:
Registration
Number:
Document
Number: 1A-5.04.10.3
Title: JS1 Hand Rudder Control System
Flight Manual Supplement
Date of Issue: 19 January 2015
Prepared by: Name: T.J. Mostert Signature:
Approved by: Name: J.S.U. Jonker Signature:

Jonker Sailplanes (Pty) Ltd.
Private Bag X1293
Potchefstroom 2520
South Africa
Approval number: D667/M667/AMO1179
Document Name:
JS1 Hand Rudder Control System
Flight Manual Supplement
Doc No:
1A-5.04.10.3 Revision No: 1.0 Date: 19/01/2015
Date of Issue: 19 January 2015 Page 0 - 1
General
Record of Revision
Any revision of the present manual, except actual weighing data, must
be recorded in the following table and, in case of approved sections,
endorsed by the Civil Aviation Authority.
The new or amended text in the revised page will be indicated by a
black vertical line in the left hand margin, and the revision number and
the date will be shown on the bottom left hand of the page.

Jonker Sailplanes (Pty) Ltd.
Private Bag X1293
Potchefstroom 2520
South Africa
Approval number: D667/M667/AMO1179
Document Name:
JS1 Hand Rudder Control System
Flight Manual Supplement
Doc No:
1A-5.04.10.3 Revision No: 1.0 Date: 19/01/2015
Date of Issue: 19 January 2015 Page 0 - 2
Rev.
No Affected Section
Affected
Pages Date of Issue Description Approved by Date of Approval Date of Insertion Signature

Jonker Sailplanes (Pty) Ltd.
Private Bag X1293
Potchefstroom 2520
South Africa
Approval number: D667/M667/AMO1179
Document Name:
JS1 Hand Rudder Control System
Flight Manual Supplement
Doc No:
1A-5.04.10.3 Revision No: 1.0 Date: 19/01/2015
Date of Issue: 19 January 2015 Page 0 - 3
List Of Effective Pages
Page Date of Page Date of Page Date of
No. Issue No. Issue No. Issue
0-1 19/01/2015
0-2 19/01/2015
0-3 19/01/2015
0-4 19/01/2015
0-5 19/01/2015
0-6 19/01/2015
1-1 19/01/2015
2-1 19/01/2015
3-1 19/01/2015
4-1 19/01/2015
4-2 19/01/2015
5-1 19/01/2015
5-2 19/01/2015
5-3 19/01/2015
5-4 19/01/2015
5-5 19/01/2015
5-6 19/01/2015
5-7 19/01/2015
6-1 19/01/2015
7-1 19/01/2015
7-2 19/01/2015

Jonker Sailplanes (Pty) Ltd.
Private Bag X1293
Potchefstroom 2520
South Africa
Approval number: D667/M667/AMO1179
Document Name:
JS1 Hand Rudder Control System
Flight Manual Supplement
Doc No:
1A-5.04.10.3 Revision No: 1.0 Date: 19/01/2015
Date of Issue: 19 January 2015 Page 0 - 4
Table of Contents
General.............................................................................0-1
Record of Revision............................................................0-1
List Of Effective Pages ......................................................0-3
Table of Contents..............................................................0-4
List of Figures....................................................................0-6
List of Tables.....................................................................0-6
1. General......................................................................1-1
1.1 Introduction............................................................1-1
1.2 Warnings, Cautions and Notes...............................1-1
2. Control System for Physically Handicapped Pilot.......2-1
3. Rudder System..........................................................3-1
4. Airbrakes...................................................................4-1
5. Flaps.........................................................................5-1
5.1 Flap modes............................................................5-1
Manual Mode.....................................................5-2 5.1.1
Flaptronic Mode .................................................5-3 5.1.2
Full Auto Mode...................................................5-3 5.1.3
5.2 Flap Position Indication..........................................5-4
5.3 Failure Modes........................................................5-5
Low Battery Voltage...........................................5-5 5.3.1
Tripped Circuit Breaker.......................................5-5 5.3.2
Flap Position Sensor Failure...............................5-6 5.3.3
Flight Computer Failure......................................5-6 5.3.4
Flap Remote Switch Failure................................5-7 5.3.5
5.4 Emergency Procedure............................................5-7

Jonker Sailplanes (Pty) Ltd.
Private Bag X1293
Potchefstroom 2520
South Africa
Approval number: D667/M667/AMO1179
Document Name:
JS1 Hand Rudder Control System
Flight Manual Supplement
Doc No:
1A-5.04.10.3 Revision No: 1.0 Date: 19/01/2015
Date of Issue: 19 January 2015 Page 0 - 5
6. Wheel Brake..............................................................6-1
7. Power Supply ............................................................7-1
7.1 Battery Charging....................................................7-2

Jonker Sailplanes (Pty) Ltd.
Private Bag X1293
Potchefstroom 2520
South Africa
Approval number: D667/M667/AMO1179
Document Name:
JS1 Hand Rudder Control System
Flight Manual Supplement
Doc No:
1A-5.04.10.3 Revision No: 1.0 Date: 19/01/2015
Date of Issue: 19 January 2015 Page 0 - 6
List of Figures
Figure 1 - Rudder Control Lever.........................................3-1
Figure 2 - Rudder Control Lever Placard............................3-1
Figure 3 - Airbrake Control Lever Placard..........................4-1
Figure 4 - Airbrake Control Lever.......................................4-1
Figure 5 - Flap Mode Diagram...........................................5-1
Figure 6 - Flap Control Switch............................................5-2
Figure 7 - Current Flap Position Indicator...........................5-4
Figure 8 - Wheel Brake Lever............................................6-1
Figure 9 - Flap Power Supply Selector Switch....................7-1
Figure 10 - Flap Battery Charge Selector Switches............7-2
List of Tables
Table 1 - Airbrake Setting and Percentage Deflection........4-2

Jonker Sailplanes (Pty) Ltd.
Private Bag X1293
Potchefstroom 2520
South Africa
Approval number: D667/M667/AMO1179
Document Name:
JS1 Hand Rudder Control System
Flight Manual Supplement
Doc No:
1A-5.04.10.3 Revision No: 1.0 Date: 19/01/2015
Date of Issue: 19 January 2015 Page 1 - 1
1. General
1.1 Introduction
This manual has been prepared by the manufacturer as an
appendix to the flight manual. This manual provides
information required for the safe operation of the non-
standard manual hand control system not listed in the Flight
Manual.
1.2 Warnings, Cautions and Notes
The following definitions apply to warnings, cautions and
notes used in this Flight Manual Supplement.
WARNING: Means that the non-observation of the
corresponding procedure leads to an
immediate or important degradation of the
flight safety.
CAUTION: Means that the non-observation of the
corresponding procedure leads to a minor or
to a longer term degradation of the flight
safety.
NOTE: Draws the attention on any special item not
directly related to safety but which is
important or unusual.

Jonker Sailplanes (Pty) Ltd.
Private Bag X1293
Potchefstroom 2520
South Africa
Approval number: D667/M667/AMO1179
Document Name:
JS1 Hand Rudder Control System
Flight Manual Supplement
Doc No:
1A-5.04.10.3 Revision No: 1.0 Date: 19/01/2015
Date of Issue: 19 January 2015 Page 2 - 1
2. Control System for Physically Handicapped
Pilot
An alternative means of controlling the rudder, airbrakes, flaps and
wheel brakes are installed for physically handicapped pilots who
has reduced function of their legs.