fuel filter YAMAHA BREEZE 2003 Owners Manual

8-7
EBU00262PERIODIC MAINTENANCE/LUBRICATION
INITIAL EVERY
ITEM ROUTINE
13661
month
months months months
year
Valves*• Check valve clearance.
1111
• Adjust if necessary.
• Check condition.
Spark plug• Adjust gap and clean.11111• Replace if necessary.
Air filter element
• Clean. Every 20 – 40 hours
(for engine and V-belt
• Replace if necessary. (more often in wet or dusty areas)
compartment)
Carburetor*• Check idle speed/starter operation.
1111
• Adjust if necessary.
Cylinder head cover• Check breather hose for cracks or damage.
111
breather system*• Replace if necessary.
• Check leakage.
Exhaust system*• Retighten if necessary.111
• Replace gasket if necessary.
Fuel line*• Check fuel hose for cracks or damage.
111• Replace if necessary.
Engine oil• Replace (warm engine before draining).1111
Oil strainer*• Clean.
111
• Replace if necessary.
Drive chain• Check and adjust slack/alignment/clean/lube.11111
Transmission oil• Check oil level/oil leakage.
11
• Replace every 12 months.
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8-95
EBU00440Troubleshooting chart1. FuelCheck if there is
fuel in the fuel
tank.2. CompressionUse electric starter
to see if there is
compression.3. IgnitionRemove plug and
check electrodes.
Wet
Wipe clean with dry
cloth.
Dry
Attach plug cap and
ground to chassis.
Use electric
starter.
Spark weak.Spark good.
Ignition system normal.
No spark.
Ask a Yamaha dealer to inspect.
Adjust plug gap or
replace plug.
There is compresson.
Compression normal.Ask a Yamaha dealer to inspect.
No compression.
There is fuel.
Turn the fuel
cock to “OFF”.Remove the
fuel hose from
the fuel cock.
Some fuel.
Turn the fuel
cock to “RES”.
Restart engine.
No fuel.
Supply fuel.
4. BatteryUse electric
starter.
Engine turns
over quickly.
Battery good.
Engine turns
over slowly.
Check fluid, recharge,
check connections.
Check fuel flow.
Water or dirt
mixed in fuel.Turn the fuel
cock to “ON”.
No fuel.
Fuel cock clogged.
Clean the fuel filter
and the fuel tank.
Clean fuel cock.
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10-3
Model YFA1
Air filter:
for engine Wet type element
for V-belt compartment Dry type element
Fuel:
Type Regular unleaded gasoline only
Fuel tank capacity 7.0 LFuel reserve amount 1.3 L
Carburetor:Type/manufacturer VM18SH/MIKUNI
Spark plug:
Type/manufacturer CR7HS/NGKGap 0.6–0.7 mmClutch type: Dry, centrifugal automatic
Transmission:
Primary reduction system Helical gear/Spur gear
Primary reduction ratio 43/14 ×40/17 (7.226)
Secondary reduction system Chain drive
Secondary reduction ratio 32/12 (2.666)
Transmission type/Reduction ratio V-belt automatic/2.30 – 0.82
Reverse (2.30 – 0.82) ×49/14 ×49/15 ×40/17
(61.874 – 22.059)
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