Table of contents
Operation and handling
requirements ................................... 54Fuel requirements ......................... 54
Fuel................................................... 54
Engine oil requirements ................ 56
Engine oil .......................................... 56
Draining the bilge water ................ 58
Draining the bilge water on land ...... 58
Draining the bilge water on water .... 58
Transporting on a trailer ................ 59
First-time operation ........................ 60 Engine break-in ............................. 60
Pre-operation checks ..................... 61
Pre-operation checklist .................... 61
Pre-operation check points........... 63
Pre-launch checks ........................... 63
Post-launch checks ......................... 68
Operation ......................................... 70 Operating your watercraft ............. 70
Getting to know your watercraft ...... 70
Learning to operate your
watercraft ...................................... 70
Riding position ................................. 71
Launching the watercraft ................. 71
Starting the engine on water ............ 71
Stopping the engine ......................... 72
Leaving the watercraft...................... 72
Operating the watercraft .................. 72
Turning the watercraft ...................... 73
Stopping the watercraft ................... 74
Operating the watercraft in reverse or neutral ...................................... 75
Boarding the watercraft ................... 76
Starting off........................................ 78
Capsized watercraft ......................... 79
Beaching and docking the watercraft ...................................... 80
Operating in weeded areas .............. 80
After removing the watercraft from
the water ....................................... 81
Care and storage ............................ 82Post-operation care ...................... 82
Flushing the cooling water
passages....................................... 82
Cleaning the watercraft .................... 83
Battery care ...................................... 83
Long-term storage ........................ 85
Cleaning ........................................... 85
Lubrication ....................................... 85
Rustproofing ..................................... 86
Maintenance .................................... 87 Maintenance ................................. 87
Removing and installing the engine
cover ............................................. 87
Periodic maintenance chart ............. 89
Engine oil and oil filter ...................... 91
Specifications .................................. 92 Specifications ............................... 92
Trouble recovery ............................. 94 Troubleshooting ............................ 94
Troubleshooting chart ...................... 94
Emergency procedures ................ 97
Cleaning the jet intake and
impeller ......................................... 97
Raising the reverse gate .................. 98
Jumping the battery ......................... 98
Towing the watercraft....................... 99
Submerged watercraft ..................... 99
Index............................................... 101
UF4S71E0.book Page 2 Wednesday, August 4, 2021 5:18 PM
Maintenance
89
EJU43103Periodic 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 OperationInitial Thereafter every
Page
10 hours 50 hours
or 12
months *1 100
hours or 12
months *1 200
hours or 24
months *1
Fuel line Check fuel hoses and
clamps
√
—
Fuel filler cap/Wa-
ter separator Check O-rings for cracks
and deformation
√
—
Fuel tank Check installation and
straps
√
—
Water inlet strainer Check for clogs and dam-
age
√
—
Cooling water hos-
es Check for damage and
leakage, and check
clamps
√
—
Engine oil Replace √√ 91
Oil filter Replace √91
Intermediate hous-
ing Lubricate
√—
Spark plugs Check √√ —
Battery Check state of charge,
terminals and bands
√
—
Battery leads Check terminals √—
Steering master Check operation and for
looseness
√√
—
Steering cable Check exterior and con-
nections, and lubricate
√
—
Shift rod and re-
verse gate Check exterior and con-
nections, and lubricate
√
—
Air filter element Check for damage and
dirt
√
—
Air intake hoses Check for damage, and
check clamps
√
—
Throttle body Lubricate throttle valve √—
Exhaust system Check
for exhaust leak-
age, and check hoses and
clamps √
—
UF4S71E0.book Page 89 Wednesday, August 4, 2021 5:18 PM
Specifications
93
Fuel and oil:Recommended fuel: Regular unleaded gasoline
Minimum octane rating (PON): 86
Minimum octane rating (RON): 90
Recommended engine oil: YAMALUBE 4W or 4-stroke motor oil
Recommended engine oil type SAE: SAE 10W-30, 10W-40, 20W-40,
20W-50
Recommended engine oil grade API: API SG, SH, SJ, SL
Fuel tank total capacity: 70 L (18.5 US gal, 15.4 Imp.gal)
Engine oil quantity with oil filter re-
placement: 3.7 L (3.91 US qt, 3.26 Imp.qt)
Engine oil quantity without oil filter re-
placement: 3.5 L (3.70 US qt, 3.08 Imp.qt)
Engine oil total quantity: 5.3 L (5.60 US qt, 4.66 Imp.qt)
UF4S71E0.book Page 93 Wednesday, August 4, 2021 5:18 PM
Trouble recovery
96
Watercraft slow or
loses powerWatercraft
operation
modeDrive control mode
activated
Deactivate or adjust
drive control mode 33
Cavitation Jet intake clogged Clean 97 Impeller damaged or
worn Have serviced by
Yamaha dealer
97
Engine over-
heat warning Engine speed reduc-
tion control activated Clean jet intake and
cool engine
43
Oil pressure
warning Engine speed reduc-
tion control activated Add oil
43
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 —
Electrical wir-
ing Loose connection Have serviced by
Yamaha dealer —
Fuel Stale or contaminat- ed Have serviced by
Yamaha dealer
—
Air filter Clogged Have serviced by Yamaha dealer—
Oil buildup Have serviced by Yamaha dealer —
Throttle lever Faulty Have serviced by Yamaha dealer—
Audio system does
not activate
(equipped models) Fuse Burned out Have serviced by
Yamaha dealer —
TROUBLE POSSIBLE CAUSE REMEDY PAGE
UF4S71E0.book Page 96 Wednesday, August 4, 2021 5:18 PM
101
Index
A
Accessory outlet ...................................... 45
After removing the watercraft from the water ..................................................... 81
Audio control............................................ 44
Audio system (equipped models) ............ 44
B
Battery care.............................................. 83
Battery checks ......................................... 64
Battery, jumping....................................... 98
Beaching and docking the watercraft ...... 80
Bilge water check..................................... 64
Bilge water, draining ................................ 58
Bilge water, draining on land ................... 58
Bilge water, draining on water ................. 58
Boarding alone ......................................... 76
Boarding and starting off from a dock ..... 79
Boarding the watercraft ........................... 76
Boarding with passenger(s) ..................... 77
Bow eye ................................................... 49
Bow storage compartment ...................... 50
Builder’s plate ............................................ 3
C
Capsized watercraft ................................. 79
Cleaning ................................................... 85
Cleaning the watercraft ............................ 83
Cleat ......................................................... 49
Cooling water pilot outlet ......................... 26
Cooling water pilot outlet check .............. 68
Craft Identification Number (CIN)............... 1
Cruise assist............................................. 35
Cruising limitations................................... 10
D
Display ..................................................... 37
Drive control mode................................... 33
Drive control mode screen ....................... 40
E
Emergency procedures ............................ 97
Engine break-in ........................................ 60
Engine compartment check ..................... 63
Engine cover, removing and installing ..... 87
Engine idling speed check ....................... 69
Engine lock screen ................................... 41
Engine oil ................................................. 56
Engine oil and oil filter .............................. 91 Engine oil level check ............................... 64
Engine oil requirements ........................... 56
Engine serial number ................................. 1
Engine shut-off cord (lanyard) check ....... 65
Engine shut-off switch ............................. 25
Engine start/stop switch .......................... 25
Engine unit check ..................................... 64
Enjoy your watercraft responsibly ............ 18
Equipment ................................................ 47
F
Fire extinguisher check ............................ 67
Fire extinguisher holder and cover........... 53
Fire extinguisher holder, cover, and
band checks ......................................... 66
Flushing the cooling water passages....... 82
Fuel .......................................................... 54
Fuel level check........................................ 63
Fuel requirements .................................... 54
Fuel system checks ................................. 63
G
Getting to know your watercraft .............. 70
Glossary, watercraft ................................. 19
Glove compartment ................................. 51
H
Handgrip .................................................. 48
Hazard information................................... 14
Home screen ............................................ 39
Hood check .............................................. 68
Hull and deck check ................................ 67
I
Identification numbers ............................... 1
Information screen ................................... 39
J
Jet intake and impeller, cleaning.............. 97
Jet intake checks ..................................... 67
Jet thrust nozzle and reverse gate check .................................................... 67
Jumper cables, connecting ...................... 98
L
Labels, important ....................................... 4
Labels, other .............................................. 8
Labels, warning .......................................... 5
Launching the watercraft ......................... 71
Learning to operate your watercraft......... 70
Leaving the watercraft.............................. 72
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