Inspecting And Replacing Anode(S); Checking Battery (For Electric Start Models) - Yamaha F100D Owner's Manual

4. Clean the filter (located on the end of the
suction pipe) in a suitable cleaning sol-
vent. Allow the filter to dry.
5. Replace the gasket with a new one. Re-
install the fuel joint assembly and tighten
the screws firmly.
EMU29317

Inspecting and replacing anode(s)

Yamaha outboard motors are protected from
corrosion by sacrificial anodes. Inspect the
external anodes periodically. Remove scales
from the surfaces of the anodes. Consult a
Yamaha dealer for replacement of external
anodes.
ECM00721
NOTICE
Do not paint anodes, as this would render
them ineffective.
ZMU02066
TIP:
Inspect ground leads attached to external an-
odes on equipped models. Consult a
Yamaha dealer for inspection and replace-
ment of internal anodes attached to the pow-
er unit.
EMU29324
Checking battery (for electric start
models)
EWM01903
WARNING
Battery electrolyte is poisonous and caus-
tic, and batteries generate explosive hy-
drogen gas. When working near the
battery:
 Wear protective eye gear and rubber
gloves.
 Do not smoke or bring any other source
of ignition near the battery.
The procedure for checking the battery varies
for different batteries. This procedure con-
tains typical checks that apply to many bat-
teries, but you should always refer to the
battery manufacturer's instructions.
ECM01921
NOTICE
A poorly maintained battery will quickly
deteriorate.
1. Check the electrolyte level.
Maintenance
ZMU04245
77