Description
24
Engine compartment
7 5
6
8
10 9
2143
1Engine cover
2Air filter case
3Water separator (page 29)
4Fuel tank
5Electrical box
6Battery (page 53)
7Flushing hose connector
8Spark plug/Spark plug cap/Ignition coil
9Engine oil filler cap (page 45)
10Dipstick (page 45)
UF2M71E0.book Page 24 Wednesday, June 29, 2011 9:27 AM
Maintenance
79
EJU37062Periodic maintenance chart
The periodic maintenance chart gives general guidelines for periodic maintenance. Have a
Yamaha dealer perform the checks in the following chart. However, maintenance may need to
be performed more frequently depending on your operating conditions. If you have any ques-
tions, consult a Yamaha dealer.
This“” mark indicates items to be checked and serviced by a Yamaha dealer.
Item OperationInitial Thereafter every
Page 10
hours50 hours100
hours200
hours
6
months12
months12
months24
months
Spark plugsCheck, clean, replace—
Lubrication pointsLubricate—
Internal engine
componentsSpray lubricant—
Intermediate hous-
ingLubricate—
Fuel systemCheck—
Fuel tankCheck, clean—
Engine idling
speedCheck, adjust—
Throttle shaftCheck—
Water inlet strain-
erCheck, clean—
Bilge strainerClean—
ImpellerCheck—
Jet thrust nozzle
angleCheck, adjust—
Shift cable and re-
verse gateCheck, adjust—
Throttle cableCheck—
Stern drain plugsCheck, replace—
BatteryCheck, charge—
Rubber couplingCheck—
Engine mountCheck—
Nuts and boltsCheck—
Air filter elementCheck—
UF2M71E0.book Page 79 Wednesday, June 29, 2011 9:27 AM
Trouble recovery
84
Watercraft slow or
loses powerWatercraft
operation
modeLow RPM mode acti-
vatedDeactivate Low RPM
Mode 31
Cavitation Jet intake clogged Clean 85
Impeller damaged or
wornHave serviced by
Yamaha dealer85
Engine over-
heat warningEngine speed reduc-
tion control activatedClean jet intake and
cool engine36
Oil pressure
warningEngine speed reduc-
tion control activatedAdd oil
36
Spark plug Fouled or defective Have serviced by
Yamaha dealer—
Incorrect heat range Have serviced by
Yamaha dealer—
Gap incorrect Have serviced by
Yamaha dealer—
Spark plug
capNot connected or
looseHave serviced by
Yamaha dealer—
Electrical wir-
ingLoose connection Have serviced by
Yamaha dealer—
Fuel Stale or contaminat-
edHave serviced by
Yamaha dealer—
Air filter Clogged Have serviced by
Yamaha dealer—
Oil buildup Have serviced by
Yamaha dealer— TROUBLE POSSIBLE CAUSE REMEDY PAGE
UF2M71E0.book Page 84 Wednesday, June 29, 2011 9:27 AM