E03012 2/02 Statex III Electrical Checkout Procedure E3-31
20. +15 VOLT SUPPLY. . . . . . . . . . . . . . . . . . . . . . . . . . .15 v positive = 0.0
Screen should read +15.0 ±0.3 volts.
21. -15 VOLT SUPPLY . . . . . . . . . . . . . . . . . . . . . . . . . . 15 v negative = 0.0
Screen should read -15.0 ±0.3 volts.
22. BATTERY VOLTAGE . . . . . . . . . . . . . . . . . . . . . . .battery voltage = 0.0
Screen should be approximately +28.0 volts, dependent on battery condition.
23. POT REFERENCE . . . . . . . . . . . . . . . . . . . . . . . . . . pot reference = 0.0
Screen should be +19.0 ±0.5 volts for non-Fuel Saver truck.
Screen should be +10 ±0.5 volts for Fuel Saver truck.
24. AFSE TEMPERATURE. . . . . . . . . . . . . . . . . afse temp = 0.000 v; 0.0 C
a. Disconnect AFSE temperature sensor wires at terminal board TB-1 located on the face of
the AFSE; 72TA at terminal “D” and 0TA at “B”.
b. Connect a 100K ohm resistor accross wires removed in step a.
Screen value on PTU should read approximately 9.0 volts and 25°C.
c. Remove resistor installed above and reconnect sensor wires at TB-1.
25. MFSE TEMPERATURE . . . . . . . . . . . . . . . .mfse temp = 0.000 v; 0.0 C
a. Disconnect MFSE temperature sensor wires at terminal board TB-1 located on the face of
the MFSE; 72TM at terminal “F” and 0TM at “E”.
b. Connect a 100K ohm resistor across wires removed in step a.
Screen value on PTU should read approximately 9.0 volts and 25°C.
c. Remove resistor installed above and reconnect sensor wires at TB-1.
26. ALTERNATOR INTAKE TEMPERATUREalt intake temp = 0.000 v; 0.0 C
a. Disconnect ambient air temperature sensor wires 72AM and 0AMB at terminal board located
in electrical cabinet.
b. Connect a 100K ohm resistor across terminals where wires were removed in step a.
Screen value on PTU should read approximately 9.0 volts and 25°C.
c. Remove resistor installed above and reconnect sensor wires.
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