Maintenance0380−1/A1
Winterthur Gas & Diesel Ltd.
2/ 10
Group Component Work to be done Intervals & Lifetime
(operation hours)
1715−1 Engine stays − Hydraulic type: Check oil pressure at the gauge monthly
1903−1 Tie rod − Check pretension, if necessary apply tension
again, first time after one year of ship delivery
30 000
Estimated lifetime: Tie rod engine lifetime
2
2124−1 Cylinder liner − Measure the liner wear (in installed condition) at each piston
removal
2124−2 − Remove cylinder liner as necessary
− Replace O-rings At each liner removal
− Replace the (soft iron) joint ring between the
cylinder liner and cylinder cover
at each piston
removal
− Replace the O−rings of water guide jacket and
transition tubes
At each liner removal
− Make sure that the antipolishing ring is serviceable at each piston
removal
2124−3 − Remove unwanted material in the cylinder liner at each piston
removal
− Dress the lubricating grooves as necessary
− Clean the scavenge ports and their edges as necessary
Estimated lifetime: Cylinder Liner 90000 and above
(condition based on
wear measurement)
2138−1 Lubricating quill
(pulse
lubrication)
− Do a function and tightness check
− Make sure that the non-return valves are
serviceable
at each piston
removal
2303−1 Piston rod gland − Clean rings, do a check for worn parts at each piston
removal
Estimated lifetime: Piston rod gland 36 000 (refer to
rings)
2708−1 Cylinder cover − Do a check for cracks and dirty seat sealing faces
of the injection valve. Also, make sure that the
seat sealing faces have no damage.
at every cylinder
cover removal
Estimated lifetime: Cylinder cover engine lifetime.
Re-manufacture as
necessary
Inspection and Overhaul Intervals (Guidelines)
2020−06
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