SWING MOTOR 0990900 - Caterpillar

Illustration 4 g00706022
4C-8195 Control Service Tool (5) Mode switch. (6) Clear switch. (7) Scroll switch.The 4C-8195 Control Service Tool is helpful for the service technician to make the proper electrical connections at the Caterpillar Monitoring System service connector during troubleshooting. Three connectors are wired in parallel so that the service tool is usable on the different types of machine harnesses.Actuating mode switch (5) scrolls through the display modes of the Caterpillar Monitoring System. Actuating scroll switch (7) allows you to scroll through the display in the service mode or the numeric readout mode. Actuating clear switch (6) in the service mode allows you to clear the fault that is being continuously shown. Actuating clear switch (6) in tattletale mode clears all extreme values.Changing Modes
Table 1
Activation Of Display Operations (Quick Reference)    
Display Operation    Service Contact (1)    Clear Contact (1)    
Changing Modes    
Scroll     Ground     Ground    
Hold     Open     Open    
Service Modes:    
Scroll     Ground     Open    
Hold     Open (2)     Open    
Clear (3)     Open     Ground    
Tattletale Mode    
Clear     Open     Ground    
Numeric Readout Mode    
Scroll     Ground     Open    
Hold     Open     Open    
( 1 ) The service connector
( 2 ) Open when the desired information is shown during scrolling.
( 3 ) A service code can be cleared only while the service code is on hold. The service code for a fault that is currently present can not be cleared. A service code can only be cleared, if the service code is no longer active.Initial Troubleshooting Procedure
Illustration 5 g00706024
Display Area Of Caterpillar Monitoring System (8) First display. (9) Module Identifier (MID). (10) Service code indicator (SERV CODE). (11) Second display. (12) Component Identifier (CID). (13) Failure Mode Identifier (FMI).The display area shows the following diagnostic code: MID No. 081, CID No. 0641 and FMI No. 05.Use the following procedure in order to troubleshoot the diagnostic code information. Connect the 4C-8195 Control Service Tool to service connector (2) of the monitor.
Place the Caterpillar Monitoring System in service mode (mode 3). In order to place the Caterpillar Monitoring System in service mode, press and hold mode switch (5) of the control service tool. Release mode switch (5), when the mode number "-3-" for service mode is shown on the display.Note: The diagnostic scrolling mode may be entered in order to see the diagnostic codes, but the diagnostic codes can be more easily diagnosed by using the service mode. The service mode allows the diagnostic codes to be placed on hold for further investigation. The service mode also allows the diagnostic codes to be cleared when the problem has been fixed.
A diagnostic code is shown, and placed on hold at this time. The display will toggle between the following displays: Module Identifier (MID) (9), Component Identifier (CID) (12) and Failure Mode Identifier (FMI) (13). If no diagnostic codes are displayed within the service mode, the display screen will show "---" only.
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