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 Delay Valve
- Remove vacuum delay valve from engine. Blow air into valve from distributor side of valve. Air should pass through valve without resistance. If not, replace valve.
- Next, blow air through carburetor or throttle chamber side of valve. Air should not pass through valve without resistance. If no resistance is encountered, replace vacuum delay valve.