Checking and Adjusting Sprocket Timing

1. With boom unfolded in the working position, check to ensure that the seventh pin connection (A) in the timing chain is aligned with the center line between the sprocket cap screws (B).

2. To adjust timing, loosen turnbuckles on the front and rear cables until slack.

3. Standing on the front side of the boom, position the seventh pin of the timing chain on the sprocket as indicated in Step 1.

N45640


A-Seventh Pin Connection
B-Sprocket Cap Screws

AG,OUO1011,881 -19-26JUL99-1/1