HARNESS ASSEMBLY 1473793 - Caterpillar

Automatic Travel Speed Change
Enter service code 10. The character display will show the operating conditions for the automatic travel speed change:101 - This number indicates the LOW speed mode.102 - This number indicates the HIGH speed mode.Low Temperature Control
Enter service code 11. The character display will show the operating condition of the low temperature control.11HP - This display indicates the normal condition.11Lo - This display indicates that the low temperature control is activated.Engine RPM
Enter service code 12. The four characters on the right side of the display indicates the actual engine rpm.Engine Coolant Temperature
Enter service code 13. The right two characters display the current temperature of the engine coolant from 0 °C (32 °F) to 125 °C (257 °F).Hydraulic Oil Temperature
Enter service code 14. The two characters to the right display the current temperature of the hydraulic oil from 0 °C (32 °F) to 125 °C (25 °F).Digital Input
Illustration 1 g00662945
Monitor PanelThis Service mode is used in order to check the ON/OFF inputs of the controller from various switches and sending units of the machine.
Enter service code 16. The character display will display the port number first. Then, the display will show the condition of the port.
The fine control mode switch (25) is pressed in order to shift the position of the character display that is blinking to the third character position from the right. The boom priority mode switch (23) or the swing priority mode switch (24) is pressed in order to change the port number that is blinking.
The following items are examples of character display messages:1611 - This message indicates port No. 1 and the engine speed dial is at position 1.162 on - This message indicates port No. 2 and the implement pressure switch is ON.162 oF - This message indicates port No. 2 and the implement pressure switch is OFF. In this position, the status of 20 different pressure switches or indicators can be checked.In order to scroll through the remaining switches and indicators, you should push the boom priority switch (23). This action will allow you to proceed through the numbers. You may also push the swing priority switch (24) to reverse through the numbers. The two center characters indicate the switch or the indicator. The two right characters indicate the status of the switch or the indicator. The right characters will display "On", if a switch or an indicator is activated. The right characters will display "oF", if the switch is not activated. The following chart is a list of the different pressure switches and sending units.
Table 1
Monitor Reading     Switch Number     Component Description    
16 01 01     01     Accelerator Dial (Position 1)    
16 02 oF     02     Implement Pressure Switch OFF    
16 03 oF     03     Spare    
16 04 oF     04     Boom Raise Pressure Switch OFF    
16 05 oF     05     Manifold Air Heater OFF    
16 06 oF     06     Engine Oil Pressure Switch ON