Maintenance
0380−1/A1
Winterthur Gas & Diesel Ltd.
5/ 10
Group Component Work to be done Intervals & Lifetime
(operation hours)
3326 Guide shoe,
crosshead pin
− Do a check of the clearances 6000 to 8000
3403−1 Piston − Remove and clean 36 000
3403−3 − With the oil pump in operation, do a tightness
check of the installed piston through the
scavenge ports.
after installation
− Dis−assembly and assembly (open cooling
space and clean same, min. one piston each
three years)
As necessary
3403−4 − Do a check of the condition of the piston top
surface
at each piston removal
− Visual check through scavenge ports to piston,
piston rings and cylinder liner
500−1000
− Measure ring grooves inspect the chromium
plating and add more chrome as necessary
36000−72000 (condition
based)
Estimated lifetime: Piston head ring grooves 36000−72000 (condition
based)
− Piston head surface, full re-manufacture 72000
Piston underside − Do a check of the condition of the piston
underside and clean as necessary
1500 to 3000
− Make sure that the drains and holes are not
blocked
1500 to 3000
3425−1 Piston rings − Measure thickness of chrome-ceramic layer
− Replace piston rings based on remaining
coating thickness
1500 to 2000
36000
Estimated lifetime: Piston rings 36000
4
Start interlock − Do a check of the electrical and pneumatic
interlocks
(refer to the Operating Manual 4003−1)
quarterly
4103−1 Drive wheels − Do a check of the condition of the teeth 6000−8000
− Do a check of the running clearance and tooth
backlash.
6000−8000
Estimated lifetime: Driving wheels engine lifetime
Inspection and Overhaul Intervals (Guidelines)
2020−06