1996-2005 Suzuki DF40, DF50 Four Stroke Outboard Service Manual, Page 44Get this manual

1996-2005 Suzuki DF40, DF50 Four Stroke Outboard Service Manual, Page 44

PERIODIC MAINTENANCE 2-18
ANODES AND BONDING WIRES
Inspect every 50 hours (3 months)
ANODES If 23 of the zinc anode has corroded away, replace the anode
Never paint the anode