1998 Yamaha 25J, 30D, 25X, 30X outboards Factory Service Manual, Page 47Get this manual
INSP ADJ
PERIODIC SERVICE
D33900-0
OIL-LEVEL WARNING SYSTEM
1Fill th oil-ta nk ith oil2Start th gin e3B lettin th oil little little ut of th drain-h ose, ch eck th at th oil-le el arnin syste erates correctly
CAUTION:
Do not allow the engine to operate without oil-even briefly for this will cause malfunction or engine seizure
25JMHO, 30DMO, 30DMHO, 30DWHO
Reed switch ON Oil level more than 200 cm3 (0.21 US qt) 200 cm3 or less (0.21 US qt) Oil level Speed drop warning lamp function OFF OFF