Engine Oil Circuit; Checking The Oil Pressure - KTM 450 SX-F Repair Manual

Engine oil circuit

bk
bk
bl
9 9
8
bn
1
Engine oil circuit
oil screen
1
Pressure oil pump
2
Bypass valve
3
Oil filter insert
4
Throttle to meter the oil for the timing chain tensioner
5
Oil spraying nozzle for piston
6
Jet to meter the oil to the lower conrod bearing
7
Throttle to meter the oil to the clutch pushrod
8
Oil duct for the cam lever support
9
Oil spraying nozzle for the camshaft
bk
Oil duct for the camshaft support
bl
Suction pump for the crankcase
bm
Oil duct for transmission lubrication
bn
bl
6
bm
2

Checking the oil pressure

– Remove the plug for the oil duct from the cylinder head.
– Screw on oil pressure adapter 773.29.006.000 and tighten.
– Connect EFI pressure gauge 610.29.094.000 without the T-piece to
– C
– M
– Allow the engine to warm up and measure the oil pressure with the
– Remove the special tools, screw the plug on with a new O-ring and
6
7
bm
3
the oil pressure adapter; tighten the banjo bolt.
! CAUTION
HECK THE ENGINE OIL LEVEL AND CORRECT IF NECESSARY
AKE SURE THE OIL FILTER IS IN A GOOD CONDITION
engine at operating temperature (engine oil temperature approx.
100ºC):
min. 1.0 bar at 1600 rpm
tighten to 10 Nm.
5
4
!
.
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