Engine Oil Pressure Sensor Circuit; Oil Switch - Kubota u15-3 Workshop Manual

p. Engine oil pressure sensor circuit
OFF
AC
Start
1. Engine oil pressure sensor is N.C.(Normal close) type.
2. Check relay is N.O.(Normal open) type.
3. Meter panel (Big): (1)Engine oil pressure line.
(2)Battery IG(+)
(3)Charge line
(4)Check relay line

Oil switch

1. Code No, :15531-39011
2. DC12V
3. Warning lamp :SW
4. Operating pressure :0.5 ± 0.1 kgf/cm
5. Insulation resistance :3M
(1) In normal condition
When the engine lube oil pressure goes up, the
contact of oil switch 6 opens to turn off the lamp.
(2) In trouble
When the above pressure comes down, the
contact of oil switch 6 closes to turn on the lamp.
Operating pressure of oil switch
······Ref. value : 0.5 kgf/cm
(1) Turminal (5) Contact revet
(2) Insulator (6) Contact
(3) Spring (7) Body
(4) Rubber
2
or more
2
, 7.1 psi, 0.05 MPa
II-161
Change
High - Low
Fuel residual
(1) In normal
(2) In trouble
WSM U15-3
(1)
(2)
(3)
(4)
(5)
(6)
(7)