IHI 55N3, Operation Manual, Page: 84 / 115

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MAINTENAN C E
3-5 50 HOURS MAINTENANCE AND CHECKS
First perform previous service hour items
FUEL TANK
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Drain the Water and Sediment
NOTE: Before draining the water and sediment,
be sure to fill the tank with fuel.
The drain valve located under the fuel tank.
1. Open the drain valve
c
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2. Drain water and sediment into suitable
container.
NOTE: Always dispose of drained fluids as
established by local regulations.
3. Close the drain valve.
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Lubrication
Perform the 50 hours lubrication as required by
the Lubrication Chart. Be sure to lubricate all
cylinder mounting bushings and pins.
The following maintenance and checks should
be made in 50 hours for the initial time only.
Interval given applies only to period of use
(break-in.)
• Return filter replacement.
• Engine oil replacement.
• Engine oil filter replacement.