TRANSMISSION AND FLYWHEEL CLUTCH CONTROL GROUP 3P1234 - Caterpillar

Illustration 8 g01003470
When the PC connects, click on "Enter Password" (13) in the Menu Bar.The window that is illustrated above will open.
Enter the username and enter the password.
Click on "OK" Button.After the Password has been entered, the Menu Option will Change.The Menu bar will contain a "Calibrate" option.Note: The vacuum for the Flywheel needs to be less than 58 mTorr before the system can start this calibration.
Illustration 9 g00840232
Click "Calibrate" on the drop-down menu.
Select "AC Voltages".The following events will occur.
The input contactor "K1" closes.
The output contactor "K2" closes.
The Static Switch turns on.
The DC Bus Voltage rises.
The "Calibration of a Channel" window opens. Refer to illustration 9.
Click on "View Status" button.Another "Calibration Group Status" window will open.Note: Drag the "Calibration Group Status" window aside if the view of the "Calibration of a Channel" window is blocked.
Click on "Use Defaults" on "Calibration of a Channel" window.You will be prompted to "Enter Calibration Point" for "Voltage in Ph. AB".
Illustration 10 g01087513
Illustration 11 g00840319
Illustration 12 g00840348
Measure the input voltage from the terminal of phase A (14) to the terminal of phase B (15) .Reference: Refer to Illustration 10.
Enter the value from step 22 in the "Enter Calibration Point" field.
Click "OK".The System will process the calibration. The system will automatically display "Enter Calibration Point" for the "Voltage in Ph. BC". The "Calibration Group Status" window will display "Calibration complete but not saved for Phase AB".
Illustration 13 g01087520
Illustration 14 g00840385
Measure the input voltage from the terminal of phase B (15) to the terminal of phase C (16) .Reference: Refer to Illustration 13.
Enter the value from step 25 in the "Enter Calibration Point" field.
Click on "OK".The System will process the calibration again. The system will automatically prompt "Enter Calibration Point" for the "Voltage in Ph. BN". The "Calibration Group Status" window will display "Calibration complete but not saved for Phase BC".
Illustration 15 g00840393
Illustration 16 g01087545
Note: Step 28 is for a three-phase 4-wire system.
Measure the input voltage from the terminal of phase B (15) to neutral terminal (17) .Reference: Refer to Illustration 16.Note: If the system is a 3-wire system, then Measure the AC voltage from the terminal of phase B (15) to the ground terminal.
Enter the value from step 28 in the "Enter Calibration Point" field.
Click "OK".The System will process the calibration again. The system will automatically prompt "Enter Calibration Point" for the "Voltage in Ph. AB". The "Calibration Group Status" window will display "Calibration complete but not saved for Phase BN".
Illustration 17 g00840407
Click on the "Save" button that is on the "Calibration of a channel" window.The noise from the input contactors and the output contactors that are opening can be heard. The Calibration ends. A "Flash reprogrammed OK" message appears. This indicates that the calibration has been successfully completed.
Illustration 18 g01003513
To end the calibration in UPS View, click on the "Connection" that is located on the Menu Bar.
Select "Disconnect".You will stop receiving the telemetry signal.
Unplug the RS232 cable from the System I/O Isolation Board. Reinstall the back Sheet Metal.
Close the doors for proper air flow into the System.