R380 Manual Gearbox Overhaul: Gearbox Identification
MANUAL GEARBOX
CONTENTS
Page
DATA
GENERAL DATA
1
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TORQUE WRENCH SETTING
TORQUE WRENCH SETTINGS
1
..............................................................................
SERVICE TOOLS
SERVICE TOOLS
1
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DESCRIPTION AND OPERATION
DESCRIPTION
1
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GEARBOX COMPONENTS - GEARS AND SHAFTS
3
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GEARBOX CASINGS
5
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GEAR CHANGE HOUSING - TYPE A GEARBOX
7
...................................................
GEAR CHANGE HOUSING - TYPE B GEARBOX
9
...................................................
REMOTE GEAR CHANGE HOUSING - TYPE C GEARBOX
11
................................
TRANSFER BOX SELECTOR HOUSING - TYPE A GEARBOX
13
...........................
OVERHAUL
GEARBOX DISMANTLE
1
...........................................................................................
Clutch housing - Type A gearbox - Remove
1
.............................................................
Clutch housing - Type B gearbox - Remove
2
.............................................................
Clutch housing - Type C gearbox - Remove
2
.............................................................
Clutch housing - Type D gearbox - Remove
3
.............................................................
Gear change/selector housings - Type A gearbox - Remove
4
...................................
Remote housing - Type A gearbox - Remove
4
...........................................................
Gear change/selector housings - Type B gearbox - Remove
5
...................................
Selector quadrant - Type A gearbox - Remove
6
.........................................................
Gear change lever yoke - Type B gearbox - Remove
6
...............................................
Remote gear change - Type C gearbox - Remove
7
...................................................
Remote gear change - Type D gearbox - Remove
7
...................................................
Gear change lever yoke - Type D gearbox - Remove
8
...............................................
Extension housing - Types A and B gearbox - Remove
8
...........................................
Extension housing - Type C gearbox - Remove
9
.......................................................
Extension housing - Type D gearbox - Remove
10
.....................................................
5th and Reverse gear - Remove
11
.............................................................................
Output shaft and layshaft - Remove
13
.......................................................................
Output shaft - Dismantle
14
.........................................................................................
Gearcase
15
................................................................................................................
Front Cover - Remove
16
............................................................................................
Front Cover - Early type - Dismantle
16
.......................................................................
Front Cover - Later type - Dismantle
17
.......................................................................
Centre plate - Dismantle
17
.........................................................................................
Extension housings - Overhaul
18
...............................................................................
Gear change/selector housings - Overhaul
19
............................................................
Synchromesh assemblies - Overhaul
27
.....................................................................
Checking baulk ring clearances
28
..............................................................................
Input shaft - Overhaul
28
.............................................................................................
Output shaft - Inspection
29
.........................................................................................
Layshaft - Overhaul
30
.................................................................................................
Output shaft - Reassemble
31
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