31
16.11 Turn balance knob (19) fully counter-clockwise.
Tilt brake unit assembly
17
To assemble the tilt brake unit assembly
17.1 If removed, press the bearing (4) into the tilt brake disc (3).
17.2 Thoroughly clean and degrease two inner brake pads (11) and the outer brake pad (9). Install the
brake pads in the pan brake calliper (10), ensuring that the rounded edge of the outer brake pad (9)
faces outwards. Install a suitable piece of scrap material between the inner and outer brake pads to
retain them in position.
17.3 Install the assembled calliper in the LH side plate (6).
17.4 Turn the tilt brake disc (3) so that the cut-out in the disc is aligned with the calliper, then push onto
the LH side plate (6).
17.5 Turn the tilt brake disc (3) so that the disc passes between the brake pads, driving out the scrap
material installed earlier. Set the disc so that the mounting holes are vertical. Lightly screw in the brake
shaft (8) to secure the disc.
18
To install the tilt brake unit assembly
:
18.1 Position the assembled LH side plate in the mechanism housing (2), ensuring that the pin on the
spring actuator seats correctly in the needle roller (5). Secure with two screws (1).
Tilt drag unit
19
To assemble the tilt drag unit
19.1 Lightly lubricate the omniseal (15) with LM grease and install in the mechanism side cover (19),
ensuring omniseal is correctly oriented.
19.2 Install the seal shim (16) in the mechanism side cover (19).
19.3 Push the bearing (17) into the mechanism side cover (19) and secure with snap ring (18).
19.4 Lightly lubricate the omniseal (9) with LM grease and install in the seal ring (10), ensuring
omniseal is correctly oriented.
19.5 Lightly lubricate the ‘O’ ring (11) with LM grease and install on the seal ring (10).
19.6 Push the assembled seal ring into position on the tilt drag housing (22).
19.7 Install the drag shoe assembly (12) on the tilt drag housing (22) and secure lightly with screw
(13), using Loctite 222E.
19.8 Position two drag wedges (20) and the drag actuator block (14) in the drag shoe assembly (12),
trapping the drag actuator block under the cut-out of the tilt drag housing boss (22).
NOTE:
Screw (38) is installed and the balance spring pre-loaded after the tilt brake and tilt drag
assemblies are installed.