Maintenance
0380−1/A1
Winterthur Gas & Diesel Ltd.
3/ 10
Group Component Work to be carried out
Intervals & Lifetime
[operating hours]
2708−1 Cylinder cover
− Check combustion space for damage and
wear
at each piston
removal
− Estimated lifetime: Cylinder cover
engine lifetime
(remanufacturing as
required)
2722−1
Injection valve
(main fuel
injector)
− Check externally for tightness
before starting the
engine after longer
standstill
− Function check (nozzle tip inspection, opening
pressure).
8000
− Exchange nozzle tip (FAST type) 8000
− Replace O−rings 8000
− Replace injection valve complete 24000
− Estimated lifetime: Injection valve complete 24000
− Estimated lifetime: Nozzle spare parts set (e.g.
coupling nut & nozzle body with needle)
8000
2728−1
Starting air
valve
− Check pipes upsteam of the valve during
operation, if pipes are too hot, disassemble
starting valve
weekly
− Remove and disassemble one starting valve,
from the condition, calculate the time of
overhaul for remaining valves
12000
− Make sure that the nut on the solenoid is tight,
if necessary tighten the nut.
monthly
− Solenoid valve; random functional check 6000
− Solenoid valve; Overhaul 18000
− Estimated lifetime: Starting valve engine lifetime
2745−1
Relief valve to
cylinder cover
− Check blow−off pressure as necessary
2751−1
to
Exhaust valve
− General inspection of valve housing, valve
spindle and valve seat (without disassmbly of
the exhaust valve)
at each piston
removal
2751−4
− Check condition and wear of valve spindle (if
necessary grind the seat)
36000 (initial
inspection 18000)
− Valve Drive: Check piston seal ring / air spring
& rod seal ring / guide bush
36000 (initial
inspection 18000)
− Check condition and wear of valve seat
36000 (initial
inspection 18000)
− Random check of valve drive, outer and inner
pistons, damper, thrust piece
18000
2016-01
Inspection and Overhaul Intervals (Guidelines)
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