Coolant Temperature Sensor - New Holland 667TA/EEG Repair Manual

ENGINE REPAIR MANUAL
CHAPTER 2 - 667TA ENGINE OVERHAUL

COOLANT TEMPERATURE SENSOR

BS06K209 Figure 2-83
COOLANT TEMPERATURE SENSOR
The coolant temperature sensor is a variable
r e s i s t a n c e s e n s o r a b l e t o r e a d t h e c o o l a n t
temperature in order to provide the EDC7UC31
control unit with an indication of the temperature
status of the engine.
The same signal is utilized by the control unit to drive
an instrument panel gauge, if present.
This sensor is connected to the EDC7UC31 control
unit on pins 15C - 26C.
The impedance of the coolant temperature sensor at
20° C (68° F) is approximately 2.5 k (2500) ohms.
2-64
Issued 11-06 Bur 87519804 NA