TOHATSU 40 Service Manual page 66

SECTION 3
4. Using a short piece of wire, secure the oil pump control lever in
the WIDE OPEN position.
See Oil Pump Aperture Adjustment in Section 2 for
correct position of oil pump control lever at full
throttle.
5. Install tachometer.
6. Disconnect the oil pump OUTPUT hose from the automixing
2
check valve and route hose into a clean graduated container.
7. Start and run engine in NEUTRAL at 1500 RPM for 10 minutes.
Starttiming when oil begins to drip from oil OUTPUT hose. Stop
engine after 10 minutes and measure oil quantity in container.
Repair or replace oil pump if following oil output is not obtained:
Model
40 / 50
60 / 70
80 / 90
115 / 120 / 140
Function Test - Oil Level Sensor
1. Disconnect the oil level sensor leads at the electrical box and
remove sensor from tank.
2. Reconnect the sensor leads.
3. Place the remote control lever in the FORWARD or REVERSE
position.
4. Turn the main switch key to the ON position and check the
following:
Models 115 / 120 / 140:
• Lower oil level indicator (1) flashes, warning horn
3 4
sounds and ESG limits RPM to 3000 ± 200 RPM
when float (2) makes contact with sensor switch (3).
• Upper oil level indicator (4) illuminates when float (5)
3 4
makes contact with sensor switch (6).
3-18
NOTE
Oil Output
fl oz / 10 min [mL / 10 min]
0.4 - 0.5 [13 - 16]
0.8 - 0.9 [23 - 28]
1.1 - 1.4 [33 - 40]
1.7 - 2.1 [51 - 62]
T1025
T1026
T1027
3-/ 4-Cylinder