Yamaha TZ250M, Owner'S Service Manual

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PRE-OPERATION INSPECTION AND MAINTENANCE
3-4
EC320010
PRE-OPERATION INSPECTION AND MAINTENANCE
Before riding for break-in operation, practice or a race, make sure the machine is in good operating
condition.
Before using this machine, check the following points.
NOTE:
• The brake disc is coated with a rush inhibitor. Before pre-operation thoroughly remove it using a
lacquer thinner.
• For storage, a coolant is used. Before riding the machine remove it with cooling water.
Refer to “INFORMATION BEFORE PRE-OPERATION”.
INSP
ADJ
EC321020
GENERAL INSPECTION AND MAINTENANCE
Item Routine Page
Cooling water Check that cooling water is filled up to the radiator filler cap.
Check the cooling system for leakage.
P3-6~9
Fuel Check that a fresh mixture of oil and gasoline is filled in the
fuel tank. Check the fuel line for leakage.
P1-15
Transmission oil Check that the oil level is correct. Check the crankcase for
leakage.
P3-13~15
YPVS Check operation. P3-12~13
Gear shifter and clutch Check that gears can be shifted correctly in order and that
the clutch operates smoothly.
P3-9~10
Throttle grip/Housing Check that the throttle grip operation and free play are
correctly adjusted. Lubricate the throttle grip and housing,
P3-10~11
if necessary.
Brakes Check the effect of front and rear brake. Check brake disc
surface.
P3-17~22
Chain Check chain slack and alignment. Check that the chain is
lubricated properly.
P3-23~25
Wheels Check for excessive wear, tire pressure and tire wear. P3-36
Steering Check that the handlebars can be turned smoothly and
have no excessive play.
P3-37~38
Front forks and Check that they operate smoothly and there is no oil
rear shock absorber leakage.
P3-27~35
Cables (wires) Check that the clutch and throttle cables move smoothly.
Check that they are not caught when the handlebars are
P3-39
turned or when the front forks travel up and down.
Muffler Check that the muffler is tightly mounted and has no cracks. P3-16
Sprocket Check that the driven sprocket damper is not loose. P3-22
Lubrication Check for smooth operation. Lubricate if necessary. P3-40
Bolts and nuts Check the chassis and engine for loose bolts and nuts.
Check that the locking wire is correct.
P1-20
Lead connectors Check that the CDI magneto, CDI unit, and ignition coil are
connected tightly.
P1-5
Battery Check the battery voltage. P3-43~45
Cowling Check that the cowling is tightly mounted and has no cracks
in it. Check that it dose not contact other parts by stroking.
P3-39
Check that the screen is clean.
Settings Is the machine set suitably for the condition of the racing
course and weather or by taking into account the results of
test runs before racing? Are inspection and maintenance
P7-1~22
completely done?