Typical Water Temperature Gauge - Navistar MaxxForce 7 Operation And Maintenance Manual

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SECTION 3 – INSTRUMENTS, INDICATORS, AND SWITCHES

Typical Water Temperature Gauge

Figure 20 Water Temperature Gauge
The water temperature gauge indicates the temperature of
coolant in the cooling system. The gauge operates only when
the ignition switch is turned to ON. Normal engine operating
temperature is 190°F to 228°F (88°C to 109°C).
Page 44
CAUTION: To prevent engine damage do not operate engine
above 228°F (109°C); this may cause internal damage.
The indicator lamp will be activated at engine coolant
temperatures above 228°F (109°C). If engine temperature
suddenly rises, shut down engine and determine the cause
of overheating.
If necessary, contact an authorized service
provider.

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