WÄRTSILÄ VASA 6L32, Instruction Manual

Page: 91 / 394

04.9 Interval: 4000 operating hours
Air cooler(s) Clean charge air cooler(s) 15.5
Clean and pressure test. Look carefully for corrosion. Check for
possible leakage. Replace parts if necessary.
Check accurate pressure difference over the charge air cooler
(air side) by using u-tube.
Automation
Check connectors and cables
23.8
Check mounting and connections. Apply contact lubricant to
contact surfaces. Check tightness of connections. Check condition
of cables, wires and cable glands. Replace damaged connectors
and cables.
Camshaft
Inspect contact faces of camshaft
14.1.3
Check the contact faces of the cams and tappet rollers. Check that the
rollers rotate. Rotate the engine with the turning gear. 03.1
Cooling water spaces Inspect HT-water spaces on engine with cooled
turbocharger 15.2
Inspect turbocharger cooling water ducts for possible deposits.
Clean if the deposits are 1mm or thicker.
Remove air venting pipe and adapter plug on the multiduct, inspect
the water side of one duct . If the deposits are thicker than 1 mm, clean
all liners and engine block water space. Improve the cooling water
treatment. 19.2
19.1.2
02.3
10.5
Inspect HT-water spaces on engine with uncooled
turbocharger
15.2
Remove air venting pipe and adapter plug on the multiduct, inspect
the water side of one duct . If the deposits are thicker than 1 mm, clean
all liners and engine block water space. Improve the cooling water
treatment. 19.2
19.1.2
02.3
10.5
Control mechanism
Check control mechanism
22.2
Check for wear in all connecting links between the governor and all
injection pumps.
Crankshaft
Check crankshaft alignment
11.2.2
Check alignment, use form WV98V036. Alignment check is
performed on a warm engine.
Crankshaft Check thrust bearing clearance 11.2.3
Check axial clearance 06.2
Exhaust manifold
Check for leaks
20.
Check for leaks once a year. Replace parts if necessary.
Flexible coupling
Oil change of the coupling
Geislinger (Oil filled) Change oil of the coupling. See manufacturers instructions.
Fuel system Check and adjust fuel system 17.
Check the adjustment of fuel system. Check for possible leakage.
Replace parts if necessary.
Injection valves
Inspect injection valves
16.4.4
Test the opening pressure. Dismantle and clean nozzles. Check the
effective needle lift. Check the springs.
Check and change the push rod if necessary. Replace the O-rings.
Check the nozzle condition in a test pump.
HFO: Recommendation: Replace the nozzle by new ones on
6000h at the latest.
DO (LFO): Recommendation: Replace the nozzle by new ones on
8000h at the latest.
Continue
32-200623-01 Maintenance Schedule 04
WÄRTSILÄ 32 04 - 7