Engine Oil; Checking The Engine Oil Level; Oil Circuit - KTM 625 SXC 2003 Owner's Manual

API: SG, SH
TEMPERATUR
–
0°C
32°F
10W 40
10W 50
B
A
10
9
6
7
8
1
2

Engine oil

Only use synthetic high-quality oils (Shell Advance Ultra 4) meeting or
surpassing the quality requirements of API classes SG, or SH (for
specifications see containers).
+
I
NSUFFICIENT OIL OR POOR QUALITY OIL RESULTS IN PREMATURE WEAR OF THE ENGINE
15W 40
15W 50

Checking the engine oil level

The engine oil level can be checked when the engine is cold or warm.
To check, place the motorcycle in an upright position on a level surface
(center stand).
If the engine is cold, the oil level should be visible at the lower edge
the inspection glass.
If the engine is warm, the oil level should be visible at the upper edge
the inspection glass.
Add engine oil if necessary.
– I
NSUFFICIENT AMOUNTS OF OR LOW
IN THE ENGINE
– D
– D

Oil circuit

11
The oil pump
oil filter
sprays engine oil onto the piston pin bearing and piston head. The second
oil lead takes the main flow of oil to the microfilter
the finest impurities.
The cleaned engine oil is pumped through the oil lead and the clutch cover
into the crankshaft to the connecting rod bearing
crankcase. An additional oil pump
case and pumps it through the oil line
5th gear.
Via the gear wheels, the engine oil reaches the oil sump. The timing chain
4
9
runs through the oil sump and transports the engine oil upwards to the
cylinder head. Through the bore
valves.
3
5
! CAUTION
CAUTION
!
.
O NOT OVERFILL THE ENGINE CASE
O NOT UNDERFILL THE ENGINE CASE
1
pumps the engine oil past the by-pass valve
3
. After the oil filter, an oil lead branches off to a jet
bk
!
!
-
GRADE ENGINE OIL LEAD TO PREMATURE WEAR
.
.
2
5
, which filters out even
6
and drips into the
7
sucks the engine oil out of the crank-
8 to the gear wheels of the 4th and
the oil reaches the camshaft
.
A
of
B
of
43
through the
4
which
bl
and the