Jabiru Aircraft
Pty Ptd
Aircraft Service Manual
Jabiru J230-C
REVISION
0
Dated : Feb 2006
Issued By: RAS
Page: 69 of 171
L:\files\Technical_manuals\J230_J430\J230.J430_Work_files\J230-C_Tech_Rev_1.doc
Print Date: 14/01/2009 4:41:00 PM
6.8.2
BRAKE MASTER CYLINDER
The brake master cylinder, located on the front of the main longitudinal beam, is actuated
by applying rearward pressure to the brake handle. A small reservoir is incorporated into
the master cylinder for the fluid supply.
6.8.2.1
BRAKE MASTER CYLINDER REMOVAL & INSTALLATION
1.
Remove the flexible hose from one wheel brake assembly and drain the hydraulic
fluid from the brake system.
2.
Unbolt & remove brake handle.
3.
Disconnect flexible hose at master cylinder.
4.
Unbolt master cylinder retaining bolts (2).
5.
Plug or cap hydraulic fittings and hoses to prevent the entry of foreign material.
6.
Reverse the preceding steps to install brake master cylinder, then fill and bleed
brake system in accordance with Paragraph 6.8.5.
6.8.2.2
BRAKE MASTER CYLINDER REPAIR
Figure 20 may be used as a guide during disassembly, repair and reassembly of the brake
master cylinder.
Repair is limited to installation of new parts, cleaning and adjustment. Use only
automotive brake fluid. DO NOT use aircraft grade hydraulic fluid or damage will result.
6.8.3
HYDRAULIC BRAKE LINES
These lines are flexible hoses connected through a tee-piece.
Repair is limited to replacement.
6.8.4
WHEEL BRAKE ASSEMBLIES
The Wheel Brake Assemblies use a disc which is attached to the main wheel hub with
through-bolts and a floating brake assembly (Refer to Figure 19 for caliper details, Figure
14 for installation of the caliper to the leg).
6.8.4.1
REMOVAL
The Wheel brake assemblies can be removed by disconnecting the brake hose and
unbolting the brake cylinder from the backing plate. The brake disc is removed after the
wheel is removed and disassembled. Refer to Figure 19 for disassembly of either wheel
brake assembly.
6.8.4.2
WHEEL BRAKE INSPECTION AND REPAIR
1.
Clean all parts except brake linings in dry cleaning solvent and dry thoroughly.