Maintenance
81
EMU46073
Maintenance chart 1
Refer to the sections in this chapter for explanations of each owner-specific action.
The maintenance cycle on these charts assume usage of 100 hours per year and regular
flushing of the cooling water passages. Maintenance frequency should be adjusted when
operating the engine under adverse conditions such as extended trolling.
Disassembly or repairs may be necessary depending on the outcome of maintenance
checks.
Expendable or consumable parts and lubricants will lose their effectiveness over time and
through normal usage regardless of the warranty period.
When operating in salt water, muddy, other turbid (cloudy), acidic water, the engine should
be flushed with clean water after each use.
The “ ” symbol indicates the check-ups which you may carry out yourself.
The “ ” symbol indicates work to be carried out by your Yamaha dealer.
Item Actions
Initial Every
Page
20 hours
(3
months)
100 hours
(1 year)
300 hours
(3 years)
500 hours
(5 years)
Anode(s) (external)
Inspection or re-
placement as nec-
essary
96
Anode(s) (internal)
*1
Inspection or re-
placement as nec-
essary
—
Anode(s) (internal)
*2
Replacement —
Battery (electro-
lyte level, terminal)
Inspection 96
Battery (electro-
lyte level, terminal)
Fill, charging or re-
placing as neces-
sary
—
Cooling water
leakage
Inspection or re-
placement as nec-
essary
—
Cowling lock lever Inspection 59, 61
Engine starting
condition/noise
Inspection 64
Engine idle
speed/noise
Inspection 86
Engine oil Replacement 86
Engine oil filter
(cartridge)
Replacement 91
U6DV37E0.book Page 81 Monday, December 10, 2018 4:07 PM
©2020 Yamaha Motor Corporation
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General
Weight and Dimensions
