Maintenance
100
drain screw.
9.
Securely install the cooling water inlet
covers on both sides of the gear case
using the bolt and nut removed earlier.
EMU29312
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.
NOTICE
ECM00720
Do not paint anodes, as this would render
them ineffective.
TIP:
Inspect ground leads attached to external
anodes on equipped models. Consult a
Yamaha dealer for inspection and replace-
ment of internal anodes attached to the pow-
er unit.
EMU29322
Checking battery (for electric start
models)
WARNING
EWM01900
Battery electrolytic fluid is poisonous
and caustic, and batteries generate ex-
plosive hydrogen 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.
Refer to page 16 for detailed safety infor-
mation about batteries.
The procedure for checking the battery var-
ies for different batteries. This procedure
contains typical checks that apply to many
batteries, but you should always refer to the
Tightening torque:
9 Nm (0.9 kgf-m, 6.6 ft-lb)
Tightening torque:
2 Nm (0.2 kgf-m, 0.2 ft-lb)
ZMU05872
ZMU05873
©
2019 Yamaha Motor Corporation, U.S.A.
Summary of Contents for F300
Page 14: ...Safety information 8 ZMU01708 2 0 1 9 Y a m a h a M o t o r C o r p o r a t i o n U S A ...
Page 119: ...Consumer information 113 2 0 1 9 Y a m a h a M o t o r C o r p o r a t i o n U S A ...
Page 121: ...Consumer information 115 2 0 1 9 Y a m a h a M o t o r C o r p o r a t i o n U S A ...
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