IHI IC75-2 Operation Manual page 98

Fill the engine oil
1. Fill engine oil through the filler port (2) up to a point
between the H and L levels of the level gauge (4).
2. Run the engine idle for a mean while and check if no
oil leaks.
3. Check the oil level again after 15 minutes or more have
passed since the engine stops. Refill the engine with
engine oil if it is insufficient.
IC75-2 ENG
MAINTENANCE
4-19