Yamaha WR45OFR service manual Shift FORK, Shift CAM, Guide BAR

	MAINTENANCE INTERVALS						INSP
							ADJ
	After	Every	Every	Every	As re-
Item			third	fifth			Remarks
	break-in	race	(or	(or	quired
			500 km)	1,000 km)
SHIFT FORK, SHIFT CAM, GUIDE BAR
Inspect					●	Inspect wear
ROTOR NUT
Retighten	●			●
MUFFLER
Inspect and retighten	●	●
Clean				●
Replace					●	* Whichever comes first
*SPARK ARRESTER					(Every
Clean					six
					months)
					●
CRANK
Inspect and clean				●	●
CARBURETOR
Inspect, adjust and clean	●	●
SPARK PLUG
Inspect and clean	●		●
Replace					●
DRIVE CHAIN						Use chain lube
Lubricate, slack, alignment	●	●				Chain slack: 40 ~ 50 mm
Replace					●		(1.57 ~ 1.97 in)
COOLING SYSTEM
Check coolant level and leakage	●	●
Check radiator cap operation					●
Replace coolant					●	Every two years
Inspect hoses		●
OUTSIDE NUTS AND BOLTS						Refer to “STARTING
Retighten	●	●				AND BREAK-IN” section
						in the CHAPTER 1.
AIR FILTER						Use foam air-filter oil or
Clean and lubricate	●	●
						equivalent oil
Replace					●
OIL FILTER
Replace	●			●
OIL STRAINER (frame)
Clean				●
FRAME
Clean and inspect	●	●
FUEL TANK, COCK
Clean and inspect	●		●
BRAKES
Adjust lever position and pedal height	●	●
Lubricate pivot point	●	●
Check brake disc surface	●	●
Check fluid level and leakage	●	●
Retighten brake disc bolts, caliper	●	●
bolts, master cylinder bolts and union
bolts
Replace pads					●
Replace brake fluid					●	Every one year

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