30. REVO TACHOGRAPH (TCO 15-7) Precautions when replacing the charts When aligning the charts with the center of the chart support, do not force them into position or use your finger to make the hole in the center of the chart paper larger. If the size of the hole changes, it may cause an error in the recording. Stop the engine completely before inserting the new charts. Use Komatsu genuine charts (P/N: YZ762929-730) for 90 km/h (55.9 MPH) 7 days. 6. Closing the cover Lift up the cover to close it, then turn the instrument lock key 90° clockwise. When operating, please remove the instrument lock key.
Replacing instrument lighting lamp bulb Raise contact piece 7 , and take out the old bulb with a pincette. It comes out easily. After replacing, check that the contact piece is holding down the lamp base firmly. Use a 24 V bulb. AE136460 5-25