Jonker Sailplanes JS3 RES - Figure 4-11 Main Door Bell Crank Assembly

JS-MD 3 RES Maintenance Manual
Supplement
MD11-AMM-00-002
Issue: 00
Rev. 00
Rev. Date: 23-May-22
Page 4-24
No
Description
No
Description
1
Spring link
2
Spring bush
3
Spring bolt
4
Bell crank stop
5
Spring arm
6
Spring
7
Bell crank pin
8
R-pin
9
Thimble
10
Crimp
11
Sleeve
12
Spring lug
13
Door close cable
14
Pully bracket
15
Pulley
16
Pulley bolt
17
Cable adjuster bolt
18
Cable adjuster
19
Bell crank fastening bolt
20
Pushrod fastening nut
21
Pushrod
22
Bell crank fastening nut
Figure 4-11 Main door bell crank assembly
4.6.2.2 Removal
1. Extend the pylon to a position slightly below the extended position to ensure the main
doors are fully open.
2. Switch off the RES master switch.
3. Disconnect the Door close cable (13) by removing the R-pin (8) and Bell crank pin
(7).
4. Disconnect the Pushrod (21) from the bell crank by undoing the Pushrod fastening
nut (20), or by disconnecting the pushrod from the main door hinge.
CAUTION: Removing and installing the pushrod, could result in a length adjustment. In this
case, the door setup should be done again (refer to the Calibration & setup
section).
5. Disconnect the Springs (6) from the bell crank by unclipping the springs, loosening the
Spring bolt (3), or undoing the Spring lug (12).
6. Remove the bell crank from the fuselage by undoing the four Bell crank fastening
bolts (19).
4.6.2.3 Installation
1. Install the bell crank by fastening the four Bell crank fastening bolts (19).
2. Connect the springs to the bell crank by clipping in the springs, installing the Spring
bolt (3), or fastening the Spring lug (12).