KTM 450 XCR-W ZA Motorcycle User Manual


 
MAINTENANCE WORK ON CHASSIS AND ENGINE 77
400340-10
Inject the liquid into the system until it escapes from the bore holebof the mas-
ter cylinder without bubbles.
To prevent overflow, drain fluid occasionally from the master cylinder reservoir.
Remove the bleeding syringe. Mount and tighten screws bleeder screw.
Correct the fluid level of the hydraulic clutch.
Specification
Fluid level under top level of container. 4bmm (0.16bin)
Check parts for damage and wear. Replace damaged or worn parts.
Position the cover with the membrane. Mount and tighten screws.
Info
Clean up overflowed or spilt fluid immediately with water.
Carburetor - idle
400341-10
The idle setting of the carburetor has a big influence on the starting behavior, stable
idling and the response to throttle opening. That means that an engine with a correctly
set idle speed is easier to start than if the idle is set wrongly.
Info
The carburetor and its components are subject to increased wear caused by en-
gine vibration. Wear can result in malfunctioning.
The idle speed is adjusted with the adjustment screwb
.
The idle mixture is adjusted with the idle mixture adjustment screwb
.
Carburetor - adjusting idlebx
400341-10
Screw in the idle adjusting screwbuntil it stops and then to the prescribed basic
setting.
Specification
Idle mixture adjusting screw (XCR-WbUSA)
Open 0.5bturn
Idle mixture adjusting screw (EXC-RbSIXbDAYS)
Open 1.0bturn
Idle mixture adjusting screw (XCR-WbZA, 530bEXC-RbEU, 530bEXC-RbAUS/UK)
Open 1.5bturns
Idle mixture adjusting screw (450bEXC-RbEU, 450bEXC-RbAUS/UK, 450bEXC-
RbUSA)
Open 1.75bturns
Idle mixture adjusting screw (530bEXC-RbUSA)
Open 2.0bturns
Adjustment tool for mixture control screw (77329034000)
Run the engine until warm.
Specification
Warm-up time ุb5bmin