DISC-FRICTION 1337234 - Caterpillar

Alarms and shutoffs are one of the three following types:
Switches
Transducers
Differential pressure sensorsAlarms
Engines may be equipped with alarms that are used to alert the operator when undesirable operating conditions occur.
When an alarm is activated, corrective measures must be taken before the situation becomes an emergency in order to avoid possible engine damage.
The alarm will remain active until the condition is corrected.Shutoffs
Always determine the cause of the engine shutdown. Make necessary repairs before attempting to restart the engine.
Shutoffs are set at critical levels for the following conditions:
Coolant temperature
Oil pressure
OverspeedA particular shutoff may need to be acknowledged at the control panel before the engine will start.Make sure that you are familiar with the following items:
Types and locations of shutoff sensors
Conditions that cause each shutoff to function
Resetting procedure for engine restartTesting the Alarm System and the Shutoff System
During testing, abnormal operating conditions must be simulated. Perform the tests correctly in order to help prevent possible engine damage.
Refer to the System Operation, Testing and Adjusting Manual for more information on testing procedures, or consult your Cat dealer.