Yamaha 2017 WaveRunner EX Owner's/Operator's Manual page 92

Maintenance
Item
Air filter element
Air intake hoses
Throttle body
Exhaust system
Breather hose
Impeller
Jet thrust nozzle
Jet vacuum bilge
Stern drain plugs
Anode
Valve clearance
Rubber coupling
Engine mount
*1: Whichever comes first.
*2: Check every 200 hours.
Perform the pre-operation checks and post-operation checks before performing periodic
maintenance.
86
Operation
Check for damage and
dirt
Check for damage, and
check clamps
Lubricate throttle valve
Check for exhaust leak-
age, and check hoses and
clamps
Check breather hose and
clamps
Check for bends, dam-
age, and foreign material
Check movement, and lu-
bricate
Check hoses for clogs
and damage, check
clamps, and clean bilge
strainer
Check O-rings
Check for corrosion, and
clean
Check and adjust
Check for cracks, inden-
tations, looseness, and
noise
Check for damage and
peeling
Initial Thereafter every
50 hours
or 12
10 hours
months
*1
100 200
hours or hours or
12 24
months months
*1 *1
√
√
√
√
√
√
√
√
√
√ *2
√ *2
√
√
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