October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.

Vacuum Regulator

Procedure

1. Disconnect vacuum line from distributor port and connect a vacuum gauge.

2. With engine at idle, the vacuum gauge reading should be within 1 inch Hg. vacuum of the calibration point. The calibration point of each valve can be identified according to color code as follows: Black, 6 inches Hg.; green, 7 inches Hg.; red, 8 inches Hg.

3. Replace valve if not within specifications.