The temperature gauge registers the coolant temperature and will indicate
overheating which may arise from low coolant level, clogged radiator, loose fan belt or
By operating the engine at the correct temperature maximum power, longer life
and better fuel economy will be ensured.
The optional low oil pressure - high water temperature safety switch automatically
shuts off the ignition when the oil pressure drops below a preset value, or when the water
temperature rises above a preset value. The switch operates in conjunction with contacts
integral with the oil pressure warning mechanism and the water temperature gauge. The
contacts are adjusted by an Allen head screw on the face of the gauge. A button on the
instrument panel is used to override the safety switch when starting the engine.
The tachometer (optional) indicates the engine speed in hundreds of revolutions
per minute. It serves as a guide to maintain engine speed in the most desirable operating
This instrument (optional) records the hours of operation and is used to
determine when periodic maintenance is required.