This is especially prevalent on engines with a chrome or stock timing chain cover that is actually bowing forward allowing the cam to "walk". On Chevrolet engines, if the timing is retarding 10 - 20 degrees inspect for cam-walk. Also, the container stated there was an instruction manual included. The correct polarity is whichever connection gives the most retarded timing. NEW Sears Craftsman Professional Digital Timing Light 14066 Xenon Flash Manual eBay Motors, Automotive Tools & Supplies, Diagnostic. Reverse the connectors and check the timing again. It is best to route it along a ground plain such as the firewall, frame or engine block to form a shield around it.Ĭheck the polarity of the magnetic pickup wires of the distributor. It should be routed clear of the coil primary wires and plug wires. Inspect the routing of the Magnetic Pickup Harness. Make sure you are not using Solid Core wires. Try another non-adjustable light and check the timing again. Dial back timing lights are not recommended. The advance feature allows you to measure timing with mechanical and/or centrifugal advance in effect. The schematic is reverse engineered and the theory of operation is discussed.Music (Pinnacl. What kind of timing light are you using? Many lights have trouble reading the MSD's capacitive discharge multiple sparks. Join David as he revives a Sears 244.213801 engine timing light. Vintage SEARS Craftsman Inductive Timing Light 28-2194 ORIGINAL Box Made in USA. I think the craftsman is a re branded Innova. If your timing seems to be jumping all over the place, check the following items: Find many great new & used options and get the best deals for Vintage Sears Craftsman Inductive Timing Light 244.2178. I found out by looking around today the craftsman 87701 is exactly the same light as the Equus Innova 5568 for 50.00 dollars cheaper. I guess I know what light to get now Thanks. Jeff Thanks here is the tech tip from MSD on lights.
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