Item |
Measurement |
Qualification |
Standard or New |
Service Limit |
Clutch |
Clutch end plate-to-top disc clearance |
Forward clutch |
0.6-0.8 mm (0.024-0.031 in.) |
- |
Start clutch |
0.5-0.7 mm (0.020-0.028 in.) |
- |
Reverse brake |
0.45-0.75 mm (0.018-0.030 in.) |
- |
Clutch return spring free length |
Forward clutch |
30.5 mm (1.20 in.) |
28.5 mm (1.12 in.) |
Start clutch |
40.9 mm (1.61 in.) |
38.9 mm (1.53 in.) |
Reverse brake |
29.4 mm (1.16 in.) |
27.4 mm (1.08 in.) |
Clutch disc thickness |
Forward clutch |
1.94 mm (0.076 in.) |
- |
Start clutch |
1.94 mm (0.076 in.) |
- |
Reverse brake |
2.00 mm (0.079 in.) |
- |
Clutch plate thickness |
Forward clutch |
2.00 mm (0.079 in.) |
When discoloured |
Start clutch |
2.3 mm (0.091 in.) |
When discoloured |
Reverse brake |
1.35 mm (0.053 in.) |
When discoloured |
Forward clutch end plate |
Mark 14 |
3.4 mm (0.134 in.) |
When discoloured |
Mark 15 |
3.5 mm (0.138 in.) |
When discoloured |
Mark 16 |
3.6 mm (0.142 in.) |
When discoloured |
Mark 17 |
3.7 mm (0.146 in.) |
When discoloured |
Mark 18 |
3.8 mm (0.150 in.) |
When discoloured |
Mark 19 |
3.9 mm (0.154 in.) |
When discoloured |
Mark 20 |
4.0 mm (0.157 in.) |
When discoloured |
Mark 21 |
4.1 mm (0.161 in.) |
When discoloured |
Mark 22 |
4.2 mm (0.165 in.) |
When discoloured |
Mark 23 |
4.3 mm (0.169 in.) |
When discoloured |
Mark 24 |
4.4 mm (0.173 in.) |
When discoloured |
Mark 25 |
4.5 mm (0.177 in.) |
When discoloured |
Mark 26 |
4.6 mm (0.181 in.) |
When discoloured |
Mark 27 |
4.7 mm (0.185 in.) |
When discoloured |
Reverse brake end plate |
Mark 1 |
3.6 mm (0.142 in.) |
When discoloured |
Mark 2 |
3.8 mm (0.150 in.) |
When discoloured |
Mark 3 |
4.0 mm (0.157 in.) |
When discoloured |
Mark 4 |
4.2 mm (0.165 in.) |
When discoloured |
Mark 5 |
4.4 mm (0.173 in.) |
When discoloured |
Mark 6 |
4.6 mm (0.181 in.) |
When discoloured |
Mark 7 |
4.8 mm (0.189 in.) |
When discoloured |
Mark 8 |
5.0 mm (0.197 in.) |
When discoloured |