Bleeding The Fuel System; Checking The Warning Indicator Lights; Checking The Safety Interlock System - Toro 03706 Operator's Manual

in the transport position. Turn the key to the Off and
remove it from the switch.

Bleeding the Fuel System

1. Park the machine on a level surface. Ensure that the
fuel tank is at least half full.
2. Raise the engine cover.
3. Open the vent plug on the fuel filter/water
separator (Figure 16).
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Figure 16
1. Fuel filter/water separator
4. Turn the key in the ignition switch to the On
position. The electric fuel pump will begin
operation, thereby forcing air out around the vent
plug. Leave the key in the On position until a solid
stream of fuel flows out around plug. Tighten the
plug and turn key to the Off position.
5. Open the air bleed screw on the fuel injection pump
(Figure 17).
Figure 17
1. Fuel injection pump bleed screw
6. Turn the key in the ignition switch to the On
position. The electric fuel pump will begin
operation, thereby forcing air out around the air
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2. Vent plug
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bleed screw. Leave the key in the On position until
a solid stream of fuel flows out around the screw.
Tighten the screw and turn the key to the Off
position.
Note: Normally, the engine should start after
performing the above bleeding procedures.
However, if engine does not start, air may be
trapped between the injection pump and the
injectors; refer to Bleeding Air from the Injectors.
Checking the Warning
Indicator Lights
Each day before operating, ensure that all warning
lights are working.
Note: An alarm will continue to sound until a problem
is corrected or until you press the alarm silence button.
If you encounter a second problem, the alarm will not
sound but the indicator light will illuminate.
1. Warning indicator light test button
Checking the Safety Interlock
System
CAUTION
If the safety interlock switches are disconnected or
damaged, the machine could operate unexpectedly
causing personal injury.
• Do not tamper with the interlock switches.
• Check the operation of the interlock switches
daily and replace any damaged switches before
operating the machine.
1. In a wide open area free of debris and bystanders,
lower the cutting units to the ground. Stop the
engine.
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Figure 18
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