Yamaha YZF-R1S Service Manual page 107

MEASURING THE ENGINE OIL PRESSURE
4. Remove:
S oil gallery bolt 1
WARNING
The engine, muffler and engine oil are ex-
tremely hot.
5. Install:
S oil pressure gauge 1
S adapter 2
Pressure gauge
90890-03153, YU-03153
Oil pressure adapter
90890-03139
6. Measure:
S engine oil pressure
(at the following conditions)
Engine oil pressure
230 kPa
(2.3 kg/cm
Engine speed
Approx. 5,000 r/min
Engine oil temperature
100_C (212_F)
NOTE:
Regarding the oil pressure as its own data may
fluctuate depending on the oil temperature and
viscosity, the oil pressure may fluctuate when
measuring. The following data should be used
only as a reference when measuring the engine
oil pressure.
3-30
CHK
ADJ
2
, 2.3 bar, 32.71 psi)