3406B INDUSTRIAL & MARINE ENGINES Caterpillar

START BY:

a. remove service meter

1. Disconnect the tachometer cable from the tachometer drive.

2. Remove two bolts and clamps (2), and remove tachometer drive (1).

3. Remove coupling (4) and O-ring seal (3) from tachometer drive (1).

NOTE: The following steps are for installation of the tachometer drive.

4. Put coupling (4) and O-ring seal (3) in position on tachometer drive (1).

5. Put clean oil on the coupling and O-ring seal.

6. Align coupling (4) with the shaft in the governor, and install tachometer drive (1).

7. Install bolts and clamps (2) that hold the tachometer drive to the governor.

8. Connect tachometer cable to the tachometer drive.

END BY:

a. install service meter