2022 YAMAHA JETBLASTER engine oil

Trouble recovery
83
Watercraft slow or
loses powerCavitation Jet intake clogged Clean 84
Impeller damaged or
worn Have serviced by
Yamaha dealer
84
Engine over-
heat warning Engine speed reduc-
tion control activated Clean jet intake and
cool engine
34
Oil pressure
warning Engine speed reduc-
tion control activated Add oil
34
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—
TROUBLE POSSIBLE CAUSE REMEDY PAGE
UF6C70E0.book Page 83 Wednesday, November 10, 2021 11:33 AM

88
Index
A
After removing the watercraft from the water ..................................................... 67
B
Battery care.............................................. 70
Battery checks ......................................... 51
Battery, jumping....................................... 85
Beaching and docking the watercraft ...... 67
Bilge water check..................................... 51
Bilge water, draining ................................ 45
Bilge water, draining on land ................... 45
Bilge water, draining on water ................. 45
Boarding alone ......................................... 63
Boarding and starting off from a dock ..... 66
Boarding the watercraft ........................... 63
Boarding with passenger(s) ..................... 64
Bow eye ................................................... 38
Bow storage compartment ...................... 39
Builder’s plate ............................................ 2
C
Capsized watercraft ................................. 66
Check engine warning ............................. 35
Cleaning ................................................... 72
Cleaning the watercraft ............................ 70
Cleat ......................................................... 38
Cooling water pilot outlet ......................... 25
Cooling water pilot outlet check .............. 55
Craft Identification Number (CIN)............... 1
Cruising limitations................................... 10
E
Electric trim system.................................. 29
Electric trim system check ....................... 53
Emergency procedures ............................ 84
Engine break-in ........................................ 47
Engine compartment check ..................... 50
Engine idling speed check ....................... 56
Engine oil ................................................. 43
Engine oil and oil filter .............................. 78
Engine oil level check............................... 51
Engine oil requirements ........................... 43
Engine overheat warning ......................... 34
Engine serial number ................................. 1
Engine shut-off cord (lanyard) check ....... 53
Engine shut-off switch ............................. 24
Engine start/stop switch .......................... 24 Engine unit check ..................................... 51
Enjoy your watercraft responsibly ............ 18
Equipment ................................................ 36
F
Fire extinguisher check ............................ 54
Fire extinguisher holder............................ 40
Fire extinguisher holder checks ............... 54
Flushing the cooling water passages....... 69
Foot chocks ............................................. 37
Fuel .......................................................... 41
Fuel level check........................................ 50
Fuel level meter ........................................ 34
Fuel level warning..................................... 34
Fuel requirements .................................... 41
Fuel system checks ................................. 50
G
Getting to know your watercraft .............. 57
Glossary, watercraft ................................. 19
Glove compartment ................................. 39
H
Handgrip .................................................. 36
Hazard information................................... 14
Hood check .............................................. 55
Hour meter and voltmeter ........................ 33
Hull and deck check ................................ 54
I
Identification numbers ............................... 1
Information display................................... 31
J
Jet intake and impeller, cleaning.............. 84
Jet intake checks ..................................... 54
Jet thrust nozzle and reverse gate
check .................................................... 54
Jumper cables, connecting ...................... 85
L
Labels, important ....................................... 4
Labels, other .............................................. 8
Labels, warning .......................................... 5
Launching the watercraft ......................... 58
Learning to operate your watercraft......... 57
Leaving the watercraft.............................. 59
Limitations on who may operate the watercraft ................................................ 9
Long-term storage ................................... 72
Lubrication ............................................... 72
UF6C70E0.book Page 88 Wednesday, November 10, 2021 11:33 AM

Index
89
M
Main components, location of ................. 20
Maintenance ............................................ 75
Manufactured date label ............................ 2
Model information ...................................... 2
Multifunction information center .............. 31
Multifunction information center check ... 55
O
Oil pressure warning ................................ 34
Operating in weeded areas ...................... 67
Operating the watercraft .......................... 59
Operating the watercraft in reverse or neutral ................................................... 62
Operating your watercraft ........................ 57
Operation requirements ........................... 11
P
Periodic maintenance chart ..................... 76
Post-launch checks ................................. 55
Post-operation care ................................. 69
Pre-launch checks ................................... 50
Pre-operation check points ..................... 50
Pre-operation checklist ............................ 48
Primary Identification (PRI-ID) number ...... 1
R
Raising the reverse gate .......................... 85
Reboarding grip ....................................... 37
Reboarding step ...................................... 37
Recommended equipment ...................... 13
RiDE lever................................................. 25
RiDE lever checks .................................... 52
Riding position ......................................... 58
Rustproofing ............................................ 73
S
Safe boating rules .................................... 17
Safety equipment check .......................... 54
Seat .......................................................... 36
Seat storage compartment ...................... 40
Shift indicator ........................................... 32
Shift system ............................................. 27
Shift system check................................... 56
Speedometer ........................................... 31
Starting off ............................................... 65
Starting off from a trailer .......................... 66
Starting the engine on water .................... 58
Steering system ....................................... 25 Steering system checks ........................... 52
Stern drain plug checks ........................... 54
Stern eyes ................................................ 38
Stopping the engine ................................. 59
Stopping the watercraft ........................... 61
Storage compartment checks.................. 54
Storage compartments ............................ 38
Submerged watercraft ............................. 86
Switch checks .......................................... 53
T
Tachometer .............................................. 32
Throttle lever ............................................ 24
Throttle lever checks ................................ 52
Towing the watercraft .............................. 86
Transporting on a trailer ........................... 46
Trim indicator ........................................... 32
Troubleshooting ....................................... 81
Troubleshooting chart .............................. 81
Turning the watercraft .............................. 60
W
Wakeboarding and water-skiing .............. 16
Water separator ....................................... 26
Water separator check ............................. 50
Watercraft characteristics ........................ 14
Watercraft control functions..................... 24
Watercraft operation functions ................ 27
UF6C70E0.book Page 89 Wednesday, November 10, 2021 11:33 AM