2021 YAMAHA EXR fuel filter

Description
23
Engine compartment
8
3
1011
4
2
1
56
7
9
1 Water separator (page 26)
2 Fuel tank
3 Air filter case
4 Flushing hose connector (page 71)
5 Oil tank filler cap/Dipstick (page 44)
6 Oil tank
7 Battery (page 53)
8 Fuse box 9
Spark plug/Ignition coil
10 Fire extinguisher holder (page 41)
11 Seat storage compartment (page 40)
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Care and storage
75
Steering cable (jet thrust nozzle end)
Shift rod (reverse gate end) and ball joint
TIP:
Disconnect the shift rod from the ball joint be-
fore lubricating.
EJU44790Rustproofing
Rustproofing the hull, deck, and engine
Spray metallic parts of the hull, deck, and en-
gine with a rust inhibitor.
Rustproofing the internal engine compo-
nents
Rustproof the internal engine components
with a rust inhibitor.
To rustproof the internal engine components:
(1) Remove the seat and fire extinguisherholder. (See page 36 for seat removal and installation procedures and page 41
for information on the fire extinguisher
holder.)
(2) Remove the plastic tie that is fastening the fuel hose to the holder on the star-
board side of the air filter case.
(3) Release the hooks on the port side of the air filter case, and remove the air filter
case cover.
(4) Spray a rust inhibitor into the intake opening for 3 seconds. WARNING! Do
not spray flammable rust inhibitor
products on engine surfaces while the
1 Hook
2 Air filter case cover
3 Fuel hose
4 Holder
5 Plastic tie
1
23
4
5
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Care and storage
76
engine is hot. The sprayed substance
or propellants could catch fire.
[EWJ00262]
(5) Place the air filter case cover in its origi-nal position, and then fit the hooks onto
the cover.
TIP:
Make sure that the air filter case cover is se-
curely installed.
(6) Fasten the fuel hose to the holder usingthe plastic tie.
(7) Make sure that the area around the wa- tercraft is clear, and then start the engine
in a well-ventilated area and let it run at
idle for 15 seconds. (See page 24 for in-
formation on starting the engine.)
(8) Stop the engine.
(9) Securely install the fire extinguisher hold- er and seat in their original positions.
1Intake opening
1
UF4L72E0.book Page 76 Thursday, June 18, 2020 1:29 PM

Maintenance
78
EJU43101Periodic 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 √√ 80
Oil filter Replace √80
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 √
—
Breather hose Check
breather hose and
clamps √
—
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Specifications
81
EJU45442
Specifications
Watercraft capacity:
Maximum people on board:3 person
Maximum load capacity: 225 kg (496 lb)
Dimensions and weight:
Length:
3.14 m (123.6 in)
Width: 1.13 m (44.5 in)
Height: 1.15 m (45.3 in)
Dry weight: 245 kg (540 lb)
Performance:
Maximum output (according to ISO 8665/SAE
J1228):
80.9 kW at 8000 r/min
Maximum fuel consumption: 33.1 L/h (8.7 US gal/h, 7.3 Imp.gal/h)
Cruising range at full throttle: 1.51 hour
Trolling speed:
1500 ±100 r/min
Engine:
Engine type:
Liquid cooled 4-stroke, DOHC
Number of cylinders:
3
Engine displacement: 1049 cm³
Bore × stroke:
82.0 × 66.2 mm (3.23 × 2.61 in)
Compression ratio:
11.0 : 1
Valve clearance-intake (cold): 0.15–0.22 mm (0.0059–0.0087 in)
Valve clearance-exhaust (cold): 0.26–0.32 mm (0.0102–0.0126 in)
Lubrication system:
Dry sump
Cooling system: Water
Starting system: Electric
Ignition system:
T.C.I. Spark plug (NGK):
CR9EB
Spark plug gap: 0.7–0.8 mm (0.028–0.031 in)
Battery capacity:
12 V, 18 Ah
Battery type: YTX20L-BS
Charging system: Flywheel magneto
Drive unit:
Propulsion system:Jet pump
Jet pump type: Axial flow, single stage
Impeller rotation: Counterclockwise
Jet thrust nozzle angle:
24+24 °
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: 50 L (13.2 US gal, 11.0 Imp.gal)
Engine oil quantity with oil filter replacement:
3.4 L (3.59 US qt, 2.99 Imp.qt)
Engine oil quantity without oil filter replacement: 3.2 L (3.38 US qt, 2.82 Imp.qt)
Engine oil total quantity: 3.7 L (3.91 US qt, 3.26 Imp.qt)
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Trouble recovery
84
Watercraft slow or
loses powerCavitation Jet intake clogged Clean 85
Impeller damaged or
worn Have serviced by
Yamaha dealer
85
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
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89
Index
A
After removing the watercraft from the water ..................................................... 70
B
Battery care.............................................. 72
Battery checks ......................................... 53
Battery, jumping....................................... 86
Beaching and docking the watercraft ...... 69
Bilge water check..................................... 53
Bilge water, draining ................................ 46
Bilge water, draining on land ................... 46
Bilge water, draining on water ................. 47
Boarding alone ......................................... 65
Boarding and starting off from a dock ..... 68
Boarding the watercraft ........................... 65
Boarding with passenger(s) ..................... 66
Bow eye ................................................... 38
Bow storage compartment ...................... 38
Builder’s plate ............................................ 2
C
Capsized watercraft ................................. 68
Check engine warning ............................. 35
Cleaning ................................................... 74
Cleaning the watercraft ............................ 72
Cleat ......................................................... 38
Cooling water pilot outlet ......................... 26
Cooling water pilot outlet check .............. 57
Craft Identification Number (CIN)............... 1
Cruising limitations................................... 10
E
Emergency procedures ............................ 85
Engine break-in ........................................ 49
Engine compartment check ..................... 52
Engine idling speed check ....................... 58
Engine oil ................................................. 44
Engine oil and oil filter .............................. 80
Engine oil level check............................... 53
Engine oil requirements ........................... 44
Engine overheat warning ......................... 34
Engine serial number ................................. 1
Engine shut-off cord (lanyard) check ....... 55
Engine shut-off switch ............................. 24
Engine stop switch................................... 24
Engine unit check..................................... 53
Enjoy your watercraft responsibly............ 18 Equipment ................................................ 36
F
Fire extinguisher check ............................ 56
Fire extinguisher holder............................ 41
Fire extinguisher holder checks ............... 56
Flushing the cooling water passages....... 71
Fuel .......................................................... 42
Fuel level check........................................ 52
Fuel level meter ........................................ 33
Fuel level warning..................................... 34
Fuel requirements .................................... 42
Fuel system checks ................................. 52
G
Getting to know your watercraft .............. 59
Glossary, watercraft ................................. 19
Glove compartment ................................. 39
H
Handgrip .................................................. 36
Hazard information................................... 14
Hood check .............................................. 57
Hour meter and voltmeter ........................ 32
Hull and deck check ................................ 56
I
Identification numbers ............................... 1
Information display................................... 31
J
Jet intake and impeller, cleaning.............. 85
Jet intake checks ..................................... 56
Jet thrust nozzle and reverse gate
check .................................................... 56
Jumper cables, connecting ...................... 86
L
Labels, important ....................................... 4
Labels, other .............................................. 8
Labels, warning .......................................... 5
Launching the watercraft ......................... 60
Learning to operate your watercraft......... 59
Leaving the watercraft.............................. 61
Limitations on who may operate the watercraft ................................................ 9
Long-term storage ................................... 74
Lubrication ............................................... 74
M
Main components, location of ................. 20
Maintenance............................................. 77
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