Toro 3000D manual Indicator Lights and Circuits GM, Low Oil Pressure Light

Models: 3000 3000D

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Indicator Lights and Circuits (GM 3000)

Note: Individual light bulbs can be tested by removing them from the lighting cluster and applying 12 VDC to their wiring terminals (Fig 63).

Low Oil Pressure Light

The oil pressure light should come on when the ignition switch is in the ON position with the engine not running. Also, it should light with the engine running when the oil pressure drops below 7 PSI (0.48 Bar).

1.Disconnect gray wire from the oil pressure switch.

2.Ground gray wire to the engine block.

3.Turn the ignition switch to ON; the light should come

on.

4.Turn the ignition switch to OFF and connect gray wire to the oil pressure switch.

High Coolant Temperature Light

The temperature light should come on only if the high temperature shutdown switch and relay have stopped the engine when the coolant temperature is from 245 to 255_F (118 to 124_C). The ignition switch must be in ei­ ther the ON or START position for the light to come on.

1.Disconnect gray wire from the high temperature shutdown switch.

2.Ground the gray wire to the engine block.

3.Turn the ignition switch to ON; the light should come on and the high temperature shutdown relay should click.

4.Turn the ignition switch to OFF and connect gray wire to the high temperature shutdown switch.

Battery Light

The battery light should come on when the ignition switch is in ON with the engine not running or with an im­ properly operating charging circuit while the engine is running.

1.Turn ignition switch to ON; the light should come on.

2.Turn ignition switch to OFF.

Low Water Level Light

This light is not used on models with the Ford VSG–411 gasoline engine.

LOW

LOW OIL

WATER

PRESSURE

(RED)

LEVEL

 

(RED)

 

HIGH

BATTCOOLANT

(AMBER)TEMPERATURE

FRONT OF GAUGE (RED)

Figure 63

BACK OF GAUGE

AF

BE

A B C D E F

Figure 64

 

SCHEMATIC

 

B

COOLANT

C

 

 

 

TEMP

 

E

BATTERY

F LOW D

COOLANT

AOIL

PRESSURE

Figure 65

Electrical System

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Groundsmaster 3000/3000–D

Page 140
Image 140
Toro 3000D manual Indicator Lights and Circuits GM, Low Oil Pressure Light