8-46 Piston - attach ............................................................................................. 442
8-47 Toggle lever - remove .................................................................................. 446
8-48 Crosshead bearing - temperature sensor .................................................... 447
8-49 Tools - prepare ............................................................................................ 448
8-50 Bracket - attach ........................................................................................... 449
8-51 Tools - attach ............................................................................................... 450
8-52 Connecting rod - move ................................................................................ 451
8-53 Crosshead - move ....................................................................................... 452
8-54 Crosshead - remove .................................................................................... 453
8-55 Crosshead - remove .................................................................................... 455
8-56 Guide shoes - remove ................................................................................. 456
8-57 Clearance checks ........................................................................................ 459
8-58 Dimensions check ....................................................................................... 460
8-59 Guide shoe - move ...................................................................................... 464
8-60 Crosshead - move ....................................................................................... 465
8-61 Guide shoes - install .................................................................................... 466
8-62 Connecting rod - move ................................................................................ 468
8-63 Tools - remove ............................................................................................. 469
8-64 Toggle lever - attach .................................................................................... 470
8-65 Crosshead bearing - temperature sensor .................................................... 471
8-66 Top surface - dimensions check .................................................................. 473
8-67 Piston ring - clearance ................................................................................. 474
8-68 Piston - Preparation ..................................................................................... 477
8-69 Piston - Preparation before removal (example) ........................................... 479
8-70 Piston - remove (example) .......................................................................... 483
8-71 Piston - Preparation before disassembly ..................................................... 487
8-72 Piston - disassemble (example) .................................................................. 488
8-73 Top surface - dimensions check .................................................................. 491
8-74 Piston groove clearance - calliper gauge .................................................... 491
8-75 Piston - assemble (example) ....................................................................... 496
8-76 Piston - move (example) ............................................................................. 499
8-77 Piston - install (example) ............................................................................. 500
8-78 Piston rod gland - attach (example) ............................................................ 501
8-79 Piston - attach (example) ............................................................................ 502
8-80 Piston ring - remove (example) ................................................................... 505
8-81 Piston rings - install (example) .................................................................... 507
9 Group 4 - Supply unit drive and control
components
9-1 Driving wheel - gear tooth backlash ............................................................ 514
9-2 Shut-off valve for starting air - prepare for disassembly .............................. 517
9-3 Shut-off valve for starting air - disassemble ................................................ 519
9-4 Shut-off valve for starting air - assemble ..................................................... 524
9-5 Shut-off valve for starting air - operation test .............................................. 528
10 Group 5 - Supply unit, pumps and control valves
10-1 Supply unit for pilot fuel ............................................................................... 541
X72DF
Maintenance Manual
Winterthur Gas & Diesel Ltd.
- 17 - Issue 002 2020-10