Maintenance0380−1/A1
Winterthur Gas & Diesel Ltd.
2/ 10
Group Component Work to be carried out
Intervals & Lifetime
[operating hours]
1715−1 Engine stays
− Friction type: Check pre−tension of screws and
remove corrosion marks from friction
elements, first time after sea trial
6000 − 8000
− Hydraulic type: Check oil pressure at the
gauge
monthly
1903−1 Tie rod
− Check pre−tension, if necessary re−tension,
first time after one year of ship delivery
24000 − 30000
− Estimated lifetime: Tie rod engine lifetime
2
2124−1 Cylinder liner − Measure liner wear (in installed condition)
at each piston
removal
2124−2 − Remove cylinder liner as necessary
− Replace O−rings at each liner removal
− Replace (soft iron) joint ring between cylinder
liner and cylinder cover
at each piston
removal
− Replace O−rings of Water guide jacket and
transition tubes
at each liner removal
− Check condition of antipolishing ring
at each piston
removal
2124−3 − Grind off wear ridge in bore
at each piston
removal
− Refinish lubricating grooves as necessary
− Clean scavenge ports and refinish their edges as necessary
− Estimated lifetime: Cylinder liner Up to 90000
2138−1
Lubricating quill
(pulse
lubrication)
− Check function and tightness
at each piston
removal
− Check function of non−return valves
at each piston
removal
2303−1 Piston rod gland − Clean rings, establish wear
at each piston
removal
− Estimated lifetime: Piston rod gland
36000 (refers to
rings)
2016-01
Inspection and Overhaul Intervals (Guidelines)
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