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Lights on the monitor panel are used to indicate the

position of the brake and PTO controls, as well as the

condition of the battery charging system. The LCD at

the center of the panel displays accumulated engine

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(Figure 28).

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The Systems Indicator Monitor/Hourmeter is a

solid state device. Battery voltage from the A1

terminal of the keyswitch powers the unit and

runs the hourmeter. An internal circuit monitors

battery voltage and causes the battery LED to light

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Additional sensing circuits monitor the status of the

brake and PTO switches. When the brake is applied

or the PTO is engaged, contacts in the switches

close, completing the sensing circuit and lighting

the appropriate LED.

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Testing the Systems Indicator Monitor/Hourmeter

directly is not practical. If it is not functioning

correctly, test the inputs to the unit at the wiring

harness connector and replace the monitor if the

inputs are correct.

Note: The following tests are performed with the

engine off.

GLOSSARY

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Circuits

)LJXUH start sol

)LJXUH hourmeterplug

Toro LX500 User Manual

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