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 TM 55-1925-273-10-1
0041 00
ENGINE COOLANT LEVEL INDICATOR/ALARM SWITCH
1
2
3
Figure 14. Engine Coolant Level Indicator/Alarm Switch
Table 14. Engine Coolant Indicator/Alarm Switch (refer to figure 14)
Key
Control/Indicator
Function
1
Indicator Needle
The indicator needle indicates the level of engine coolant present in the
local expansion tank.
2
Test Knob
The test knob permits the operator to move the indicator needle to test the
operation of the alarm switch.
3
Alarm Switch
When CLOSED by low engine coolant level or by manual actuation of the
test knob, the alarm switch sends a signal to the engine monitoring system.
0041 00-21
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