TOHATSU BFT115A Service Manual page 78

MAINTENANCE
Remove the trim tab.
– Standard rotation type (page 16-8)
– Counter rotation type (page 17-8)
Remove the corrosion as it prevents the continuity.
Perform continuity inspection between the anode metal
(1) surface without corrosion and the bare aluminum
surface of the gear case trim tab installation area (2).
If there is no continuity, remove the anode metal:
– Standard rotation type (page 16-7)
– Counter rotation type (page 17-7)
Remove the corrosion from the bolt, nut, anode metal,
and anode metal installation surface.
Install the anode metal and recheck the continuity.
If there is no continuity, replace the anode metal with a
new one and recheck.
STERN BRACKET
Check the anode metal (1) for excessive wear or
corrosion.
Replace the anode metal with a new one if it is corroded
excessively (page 19-4).
Check the continuity between the anode (1) and stern
bracket or power trim/tilt.
Remove the corrosion as it prevents the continuity.
Perform continuity inspection between the anode metal
surface without corrosion and bare aluminum surface of
the stern bracket, or the power trim/tilt.
If there is no continuity, remove the anode metal (page
19-4) and remove the corrosion from the bolt, anode
metal, and anode metal installation surface.
Install the anode metal (page 19-11) and recheck the
continuity.
If there is no continuity, replace the anode metal with a
new one and recheck.
3-20
(1)
(1)
(1)
(2)