Inspection Of Oil Pressure - TOHATSU MFS 9.9 Owner's 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
(1/8" npt test port).
Use the instrument applicable to 1 MPa (142
[10 kgf/cm
psi)
3. Start engine and run 5 minutes to warm up at idling
revolution speed.
4. Measure oil pressure. If the pressure is below specified
value, check oil pump for oil leak, and oil strainer and
plunger.
Hydraulic Pressure (Reference)
:Oil Temperature 70°C (167°F)
0.03MPa (4 psi) [0.3 kgf/cm
0.15 MPa (21 psi) [1.5 kgf/cm
4st 9.9/15/20 2008
].
2
2 ] or higher at 1,000 r/min
2 ] or higher at 5,000 r/min
1
5
5-15