Inspection Of Oil Pressure - TOHATSU MFS25 Service Manual

2) Inspection of Oil Pressure

1. Spread rag below oil pressure switch.
2. Remove oil pressure switch and connect oil pressure gauge
1 to switch hole.
Use commercially available oil pressure gauge.
Use the instrument applicable to
1 Mpa (142 PSI ) [ 10 kgf/cm
3. Start engine and run 5 minutes to warm up at idling
revolution speed.
4. Measure hydraulic pressure. If the pressure is below
specified value, check oil pump for oil leak, and oil strainer
and plunger.
Hydraulic Pressure (Reference) : Oil Temperature 60°(140°F)
0.14 MPa ( 21 PSI ) [ 1.5 kgf/cm
0.29 MPa ( 43 PSI ) [ 3.0 kgf/cm
25/30 2006
].
2
2 ] or higher at 850 r/min
] or higher at 5750 r/min
2
1
5
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