26
Contents
Previous
Page
First
Page
Next
Page
Previous
View
4.7 The primary mechanism assembly.
5 The primary mechanism assembly consists of the following main components/assemblies.
5.1 The main casting with associated parts.
5.2 The loading bars which operate in conjunction with the mechanism block assembly.
5.3 The tilt drag lubricated friction mechanism.
5.4 The tilt brake mechanism.
5.5 The side plate which supports the right had side of the platform.
5.6 The bearing bracket and associated parts.
6 To remove any part of the primary mechanism assembly it is first necessary to remove the items of the
secondary mechanism assembly as detailed in Para 9, Para 14, 1Para 16, Para 18, Para 20 and Para 24. The
items of the secondary mechanism assembly are refitted as detailed in Para 30, Para 23, Para 19, Para 17,
Para 15 and Para 13.
Repair
Pan bar and quadrant assembly
7 The pan bar assembly (Fig 6.11 item 248) is secured in the quadrant assembly (Fig 6.10 item 241) by a
screw and washer (Fig 6.1). To remove the pan bar, unscrew the quadrant wing nut (243).
8 The quadrant assembly (241) is refitted by positioning it on a serrated plate (109) and securing with the
wing nut (243).
Platform assembly
Remove
9 The platform assembly (38) is removed as follows (Fig 6.2 and Fig 6.8):
9.1 Unscrew and remove two slide clamps screws (58).
9.2 Unscrew and remove three M6 socket cap head screws (39) recessed in left hand upper face.
9.3 Unscrew and remove four M6 button head screws (31) from right hand side plate (82).
9.4 Remove platform assembly (38).
Automatic wedge adaptor assembly
10 The automatic wedge adaptor assembly (281) is removed as follows (Fig 6.14):
10.1 Unscrew and remove six M4 pan head screws (Fig 6.1 item H) or unscrew two 3/8 BSW screws
(219) (shown stowed on Fig 6.8) whichever is applicable
10.2 Remove the assembly.
To Next Page
Loading...
