Maintenance
0380
−
1/A1
RT-flex58T-E
Winterthur Gas & Diesel Ltd.
Group
Component
Work to be carried out
Intervals
Starting air
shut-off valve
−
Vent
after each manoeuvring
period
−
Dismantle, clean and check
(particularly seat, springs and seal rings)
−
Overhaul common start valve
24 000
−
36 000 Op. h
18 000 Op. h
Control air filter
−
Drain filter
−
Clean filter
weekly
6000 Op. h
5
Supply unit
−
Replace servo oil pump either with new one or a
pump overhauled by a Wärtsilä workshop
24 000 Op. h
−
Check pinion and driving wheels to servo oil
pump drive
3000 Op. h
−
Check bearing bushes to pinion
24 000 Op. h
−
Camshaft, check running surface of cams,
rollers & roller guides (first time after 500 Op. h)
3000 Op. h
−
Camshaft, check bearing clearances at random
12 000 Op. h
−
Camshaft, check thrust bearing clearances
36 000 Op. h
Fuel pump
−
Replace O-rings in valve block
18 000 Op. h
−
Random visual check of plunger & cylinder,
roller and roller guide
18 000 Op. h
Fuel pressure
control valve
(PCV)
−
Check shut-down function
(see Operating Manual 4003
−
1)
−
Function check
(see Operating Manual 5562
−
1)
3000 Op. h
6000 Op. h
−
General overhaul
only necessary when
PCV fails
−
Replace oil filter
18 000 Op. h
Fuel
overpressure
safety valve
−
Function check on test bench
18 000 Op. h
Injection control
unit
−
Replace unit (incl. rail valves) either with new
one or a unit overhauled by a Wärtsilä
workshop
24 000
−
36 000 Op. h
−
Replace filter before pre-control valve (servo oil) 18 000 Op. h
5610
Servo oil rail
−
Replace hoses
18 000
−
30 000 Op. h
Pressure
reducing valve
−
Checking gas (nitrogen) pre-charge pressure:
the same criteria apply as specified for 7218
−
1 on
page 6
2013 / V2
Inspection and Overhaul Intervals (Guidelines)
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