Remove the distributor cap. Remove the hose to the vacuum advance. Remove the two screws holding the vacuum advance on. Install in reverse order.
pull the hose off the vacuum advance and some of them have a set screw inside the hole.
To determine if the vacuum advance on an AMC 360 is faulty, start by disconnecting the vacuum hose from the distributor and checking for any vacuum leaks or cracks in the hose. Next, use a hand-held vacuum pump to apply vacuum to the advance unit; if the diaphragm holds vacuum and the advance mechanism moves freely, it's likely functioning properly. If the diaphragm leaks or does not hold vacuum, or if there's no movement in the advance, the vacuum advance is likely bad and should be replaced. Additionally, checking for erratic ignition timing under varying engine speeds can also indicate a malfunctioning vacuum advance.
This must be a vacuum hose, with a connection to the intake manifold, at rear of carb. This must be an after-market distributor because the original "Lean Burn" computer did not have a vacuum advance distrib. The vacuum was connected to the computer that controlled the distrib. advance. these setups, one made by Mopar, kit #P3690426, by passed the computer and is vacuum operated.
Go to cranecams.com and download the instructions. NEW ANSWER: Remove the Vacuum hose from the vacuum advance, and put a small screew driver into the hole and turn the screew in or out. Need to turn it, then drive it. Just play with it till you get the best performance out of it.
If you have a manual transmission and a centrifugal advance distributor, you don't have any. If you have vacuum advance on your distributor, there's one vacuum hose running from the side of the carb to the distributor. If you have an automatic transmission, you've got a hose from the intake manifold to the control valve.
Any place that has constant vacuum Usually on the back side at the base of the carb.
you need manifold vacuum. Either on one of the intake runners or at the base of the carb.
>you don't adjust the vaccuum advance. you adjust the distributor. then when engine is running the vaccuum advance will work automatically to the needs of the engine< As a matter of fact, the Ford vacuum advance is easily adjustable. Put a 1/8" Allen wrench through the open of the vacuum advance canister where the vacuum hose goes. Screw it in to slow the rate of advance and screw it out to speed it up. I think it works on a spring preload system.
The best way to repair a vacuum hose on your Chevrolet is to replace the vacuum hose. The vacuum hose is held in place with a retaining clamp on each end of the hose.
Get a vacuum diagram from MOTORLIT.COM
Detach the vacuum hose from the vacuum advance unit. Remove the distributor cap and unscrew the two mounting screws. Pull the rotor off the shaft and remove those two mounting screws as well. Unscrew the two advance unit mounting screws and remove the unit from the distributor.