Toro Workman 3000 Series Service Manual page 70

Fuel Cut–Off (ETR) Solenoid
NOTE: The fuel cut–off solenoid is an energize–to–run
(ETR) solenoid.
1. Check that valve makes an operating sound when
ignition switch is turned ON.
2. Start the engine. Let engine run at idle. Make sure en­
gine stalls when slow fuel cut–off solenoid valve electri­
cal connector is disconnected.
3. Stop the engine. Measure coil resistance of fuel cut–
off solenoid.
Coil resistance
Liquid Cooled Gas Engine
48 – 60 ohm at 20�C (68�F)
Page 3 – 32
Slow fuel cut
solenoid valve
Figure 44
Figure 45
Workman 3000/4000 Series