Himoinsa Engine Lubrication System Leak

Generator leaks oil onto the base frame during or after operation.

This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.

If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.

Possible Causes

Loose or damaged oil filter, Worn crankshaft seals, Sump gasket failure, Cracked rocker cover

Safety: Allow engine to cool. Clean up spilled oil promptly to avoid slip hazards.

Identify leak source: Clean the engine exterior and run briefly while observing for fresh oil traces.
Oil filter and plugs: Tighten or replace the oil filter and check sump drain plug for proper sealing.
Gaskets and seals: Inspect rocker cover gasket and visible seals. Replace any components showing active leakage.
Monitor oil level: Keep oil at the correct level and monitor consumption. Significant ongoing leaks may require engine workshop repair.

Medium 3/5

Engine Oil Filter

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