KTM 125 SX EU 2015, Owner'S Manual

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17 SERVICE WORK ON THE ENGINE
91
0 0 1 1
401955-10
Main work
–
Remove screw cap

and fill up gear oil.
Gear oil (125/150
SX) 0.70 l (0.74 qt.) Engine oil (15W/50) ( p. 119)
Gear oil (All
250/300 models) 0.80 l (0.85 qt.) Engine oil (15W/50) ( p. 119)
–
Mount and tighten the screw cap.
Danger
Danger of poisoning Exhaust gases are toxic and inhaling them may result
in unconsciousness and/or death.
–
When running the engine, always make sure there is sufficient ventila-
tion, and do not start or run the engine in an enclosed space without an
effective exhaust extraction system.
–
Start the engine and check that it is oil-tight.
Finishing work
–
Check the gear oil level. ( p. 89)
17.5 Adding gear oil
x
Info
Too little gear oil or poor-quality gear oil results in premature wear of the transmission.
The gear oil must be added while the engine is cold.
Preparatory work
–
Park the motorcycle on a level surface.
B02131-10
Main work
(125/150 SX)
–
Remove screw  from the opening used to check the gear oil level.
B02132-10
(All 250/300 models)
–
Remove screw

from the opening used to check the gear oil level.
401955-11
–
Remove screw cap  .
–
Add gear oil until it emerges from the opening used to check the gear oil level.
Engine oil (15W/50) ( p. 119)
–
Mount and tighten the screw in the opening used to check the gear oil level.
Guideline
(125/150 SX)
Screw, gear oil level check M6 10 Nm
(7.4 lbf ft)
(All 250/300 models)
Screw, gear oil level check M6 10 Nm
(7.4 lbf ft)