Periodic Maintenance Chart - Yamaha WaveRunner EX 2021 Operator's Manual

EJU43101

Periodic 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
questions, consult a Yamaha dealer.
This "√" mark indicates items to be checked and serviced by a Yamaha dealer.
Item
Fuel line
Fuel filler cap/Wa-
ter separator
Fuel tank
Water inlet strainer
Cooling water hos-
es
Engine oil
Oil filter
Spark plugs
Battery
Battery leads
Steering master
Steering cable
Shift lever (EX
SPORT)
Shift cable and re-
verse gate (EX
SPORT)
Shift rod and reverse
gate (EX DELUXE /
EX LIMITED)
Air filter element
Air intake hoses
Operation
Check fuel hoses and
clamps
Check O-rings for cracks
and deformation
Check installation and
straps
Check for clogs and dam-
age
Check for damage and
leakage, and check
clamps
Replace
Replace
Check
Check state of charge,
terminals and bands
Check terminals
Check operation and for
looseness
Check exterior and con-
nections, and lubricate
Check exterior and con-
nections, and lubricate
Check exterior and con-
nections, and lubricate
Check exterior and con-
nections, and lubricate
Check for damage and
dirt
Check for damage, and
check clamps
Initial Thereafter every
50 hours
or 12
10 hours
months
*1
√
√
√
Maintenance
100 200
hours or hours or
12 24
months months
*1 *1
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
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