2021 YAMAHA FX HO CRUISER battery

Trouble recovery
102
(1) Connect the positive (+) jumper cable tothe positive (+) battery terminals of both
batteries.
(2) Connect one end of the negative (–) jumper cable to the negative (–) battery
terminal of the booster battery.
(3) Connect the other end of the negative (–) jumper cable to an engine hanger.
(4) Start the engine, and then disconnect the jumper cables by reversing the steps
above. (See page 26 for information on
starting the engine.)EJU43482Replacing the fuses
If a fuse is blown, replace it with the proper
fuse.
To replace a fuse:
(1) Remove the seats and removable water-tight storage compartment. (See page 49
for seat removal and installation proce-
dures and page 54 for information on the
removable watertight storage compart-
ment.)
(2) While pushing the projection on each lock, slide the locks outward.
1Negative (–) jumper cable
2 Booster battery
3 Positive (+) jumper cable
4 Engine hanger
1
4
3
2
1Good fuse
2 Blown fuse
1 Good fuse
2 Blown fuse
2
1
2
1
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Trouble recovery
103
(3) Remove the electrical box cover.
(4) While pushing both sides of the fuse boxcover inward, pull the cover toward the
bow and remove it.
(5) When replacing the SCU fuse, remove the screws, and then remove the fuse. Install the spare fuse, and then tighten
the screws.
(6) When replacing a fuse other than the SCU fuse, remove the fuse using the
fuse puller. Install a spare fuse of the
proper amperage. WARNING! Do not
use fuses of a different amperage than
recommended. Substitution with a
fuse that has an improper rating can
cause extensive electrical system
damage and possible fire.
[EWJ00803]
1 Electrical box cover
2 Lock
3 Projection
1 Fuse box cover
2
3
2
3
1
1
1Electronic throttle valve fuse
2 Fuel pump fuse
3 Main relay drive fuse
4 Main fuse
5 Spare fuse
6 Fuse puller
7 Battery fuse
8 Screw
9 SCU fuse (BCU fuse)
10 Unused fuse
1
5
23 4 5 6 7
8
9
8
10
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Trouble recovery
104
(7) Securely install the fuse box cover in itsoriginal position.
(8) Securely install the electrical box cover in its original position.
(9) Slide the locks to their original positions to securely lock the electrical box cover
in place.
(10) Securely install the removable watertight storage compartment and seats in their
original positions.
If the fuse immediately blows again, the elec-
trical system may be defective. If this occurs,
have a Yamaha dealer service the watercraft.
EJU34716Towing the watercraftEWJ00812
The operator of the towing boat must
keep speed to a minimum and avoid
traffic or obstacles which could be a
hazard to the operator on the water-
craft.
The towline should be long enough so
that the watercraft will not collide with
the towing boat when slowing down.
If the watercraft becomes inoperative in the
water, it can be towed to shore. To tow the watercraft:
Use a towline that is three times the com-
bined length of the towing boat and the wa-
tercraft.
(1) Securely attach the towline to the bow
eye of the watercraft being towed.
(2) Sit astride the seat and hold on to the handlebars in order to balance the water-
craft. NOTICE: The bow must be kept
up out of the water during towing, oth-
erwise water could flood the engine
compartment or water could flow
back into the engine, causing severe
engine damage.
[ECJ01331]
Tow the watercraft at 8 km/h (5 mph) or less.
NOTICE: Tow the watercraft at 8 km/h (5
mph) or less, otherwise water could flood
the engine compartment or water could
flow back into the engine, causing severe
engine damage.
[ECJ01322]
EJU36156
Submerged watercraft
If the watercraft is submerged or flooded with
water, drain the bilge water from the engine
compartment. Then, have a Yamaha dealer
service the watercraft as soon as possible.
If the watercraft was submerged:
(1) Remove the watercraft from the water and drain the water from the storage
compartments. (See page 52 for infor-
Fuse amperage:
Electronic throttle valve fuse:
10 A
Fuel pump fuse: 10 A
Main relay drive fuse: 10 A
Main fuse:
20 A
Battery fuse: 30 A
SCU fuse: 50 A
1Bow eye
1
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106
Index
A
Adjustable tilt steering system ................. 28
Adjustable tilt steering system checks .... 68
After removing the watercraft from the water ..................................................... 85
B
Battery care.............................................. 87
Battery checks ......................................... 67
Battery, jumping..................................... 101
Beaching and docking the watercraft ...... 84
Beverage holder ....................................... 54
Bilge water check..................................... 67
Bilge water, draining ................................ 61
Bilge water, draining on land ................... 61
Bilge water, draining on water ................. 61
Boarding alone ......................................... 80
Boarding and starting off from a dock ..... 83
Boarding the watercraft ........................... 80
Boarding with passenger(s) ..................... 81
Bow eye ................................................... 51
Bow storage compartment ...................... 52
Builder’s plate ............................................ 2
C
Capsized watercraft ................................. 83
Cleaning ................................................... 89
Cleaning the watercraft ............................ 87
Cleat ......................................................... 51
Cooling water pilot outlet ......................... 29
Cooling water pilot outlet check .............. 72
Craft Identification Number (CIN)............... 1
Cruise assist............................................. 38
Cruising limitations................................... 11
D
Drive control mode................................... 36
Drive control mode screen ....................... 44
E
Electric trim system.................................. 32
Electric trim system check ....................... 70
Emergency procedures .......................... 100
Engine break-in ........................................ 63
Engine compartment check ..................... 66
Engine cover, removing and installing ..... 91
Engine idling speed check ....................... 73
Engine lock screen ................................... 46
Engine oil ................................................. 59 Engine oil and oil filter .............................. 95
Engine oil level check ............................... 67
Engine oil requirements ........................... 59
Engine serial number ................................. 1
Engine shut-off cord (lanyard) check ....... 69
Engine shut-off switch ............................. 26
Engine stop switch ................................... 26
Engine unit check ..................................... 67
Enjoy your watercraft responsibly ............ 19
Equipment ................................................ 49
F
Fire extinguisher check ............................ 71
Fire extinguisher holder and cover........... 55
Fire extinguisher holder, cover, and
band checks ......................................... 70
Flushing the cooling water passages....... 86
Fuel .......................................................... 57
Fuel level check........................................ 66
Fuel requirements .................................... 57
Fuel system checks ................................. 66
Fuses, replacing ..................................... 102
G
Getting to know your watercraft .............. 74
Glossary, watercraft ................................. 20
Glove compartment ................................. 53
H
Handgrip .................................................. 50
Hazard information................................... 15
Home screen ............................................ 42
Hood check .............................................. 72
Hull and deck check ................................ 71
I
Identification numbers ............................... 1
Information screen ................................... 43
J
Jet intake and impeller, cleaning............ 100
Jet intake checks ..................................... 71
Jet thrust nozzle and reverse gate check .................................................... 71
Jumper cables, connecting .................... 101
L
Labels, important ....................................... 4
Labels, other .............................................. 8
Labels, warning .......................................... 5
Launching the watercraft ......................... 75
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