6.3.2 Main bearing shell - examine..........................................122
6.3.3 Main bearing shell - install............................................124
6.4 Thrust bearing
6.4.1 Thrust bearing - examine the housing..................................132
6.4.2 Thrust bearing - do a check of the axial clearance with a dial gauge........134
6.4.3 Thrust bearing - do a check of the axial clearance with a inside micrometer. 136
6.4.4 Thrust bearing - remove the pads......................................140
6.4.5 Thrust bearing - install the pads....................................... 146
6.5 Engine stays
6.5.1 Engine stays (friction shims) - do a check of the pre-tension...............152
6.5.2 Engine stays (hydraulic) - do a check of the oil pressure..................154
6.6 Tie rod
6.6.1 Tie rod - do a check of the pre-tension..................................156
6.6.2 Tie rod - remove.....................................................158
6.6.3 Tie rod - install...................................................... 160
7 Group 2 - Cylinder
7.1 Cylinder liner
7.1.1 Cylinder liner - do a check of the bore..................................166
7.1.2 Cylinder liner - remove...............................................172
7.1.3 Cylinder liner - preserve..............................................178
7.1.4 Cylinder liner - grind................................................. 182
7.1.5 Cylinder liner - grind the lubricating groove..............................184
7.1.6 Cylinder liner - grind the scavenge ports................................186
7.1.7 Cylinder liner - install.................................................188
7.2 Lubricating quill
7.2.1 Lubricating quill - remove.............................................194
7.2.2 Lubricating quill - do a functional test...................................196
7.2.3 Lubricating quill - install.............................................. 198
7.3 Gas admission valve
7.3.1 Gas admission valve - do a check of the oil leakage flow..................202
7.3.2 Gas admission valve - remove........................................ 206
7.3.3 Gas admission valve - do a check for gas leakage.......................210
7.3.4 Gas admission valve - disassemble....................................214
7.3.5 Gas admission valve - assemble...................................... 218
7.3.6 Gas admission valve - install..........................................220
7.4 Piston rod gland
7.4.1 Piston rod gland - remove............................................ 224
7.4.2 Piston rod gland - do a check of the wear...............................228
7.4.3 Piston rod gland - install..............................................230
7.5 Cylinder cover
7.5.1 Cylinder cover - remove..............................................234
7.5.2 Cylinder cover - grind the sealing face for injection valve..................240
X72DF
Maintenance Manual
Winterthur Gas & Diesel Ltd.
- 4 - Issue 002 2020-10