Maintenance Interval Chart - Yamaha 25BMH Service Manual

CHK
ADJ

MAINTENANCE INTERVAL CHART

3
Frequency of maintenance operations may be adjusted according to the operating condi-
tions, but the following table gives general guidelines.
The mark (@) indicates the check-ups which maybe carried out by owner.
The mark (:) indicates work to be carried out by Yamaha dealer.
Item
FUEL SYSTEM
Fuel filter
Fuel system
Fuel tank
POWER UNIT
Carburetor setting
Cooling water passage Clean
Exhaust leakage
Water leakage
CONTROL SYSTEM
Ignition timing
idle speed
LOWER UNIT
Gear oil
Propeller
GENERAL
Spark plug
Wiring and connectors Check
Greasa points
Bolts and nuts
Anode
Motor exterior
NOTE:
Cooling water passages:
When operating in salt water, turbid or muddy water, the engine should be flushed with clean
water after each use.
MAINTENANCE INTERVAL CHART
Remarks
Clean
Check
Clean
Check
Adjust
Check
Check
Check
Adjust
Check
Adjust
Change
Check
Clean
Adjust
Replace
Grease
Retighten
Check
Check
Initial
50 hours
10 hours
(3 months)
@ @
:
:
@
: :
: :
:
:
@
:
@ @
@ @
@ @
: :
:
: :
:
3-1
Every
100 hours 200 hours
(6 months) (1 year)
@
:
@
:
:
@ :
:
:
:
:
:
@
@
:
@
@
@
:
@
:
:
:
E
Refer
page
3-3
3-2
—
3-16
3-16
—
—
—
3-4
3-4
3-16
3-16
3-20
3-23
3-22
3-22
3-22
—
3-24
3-24
3-22
—