With the distributor cover off look into the aft end of the mag you will see two or 3 holes in the plastic molding the top one marked for left hand rotation l the bottom on for right. Nov 26 now jumper the shield of this wire to the magneto case of the right mag.

Firewall Forward Ignition Systems
Slick magneto wiring diagram. Item 31 is deleted. Then jumper the other end of this shield to the ground terminal of the mag switch. The ignition harness on my new lycoming experimental yo 360 a1a and noted that the plug leads are not connected to the slick magnetos as per either of the diagrams above or the ld 4313 1 lycoming drawing that came with the engine. 6340 and 6391 magneto columns changed item 11 from m3801 to m5618. Slick magneto wiring order. P leads are critical to aircraft safety.
The p lead is the shielded wire that connects the magnetos to the mag switch in the cockpit. The figure given on the next page shows the line diagram of the magneto ignition system. The grd terminal is internally configured to ground the right magneto lead wire when the key switch is in the start position. Changed note at bottom to reflect magnetos using 2 woodruff keys. A magneto without impulse coupling should be off during cranking. In this case as shown we can have rotating magneto with fixed coil or rotating coil with fixed magneto for producing and supplying current to the primary the remaining arrangement is the same as that of a battery ignition system.
If this wire breaks the ignition may always be hot with the. On the newer rebuildable magnetos slick supplies a little pin a t 118 timing pin which is used to set the magneto timing to the number one cylinder. Under the 6365 magneto column changed item 11 from m3499 to m5617. The traditional key switch should be fitted with a jumper between the r magneto terminal and adjacent grd terminal see view a in figure 1. Slick magneto wiring schematic beautiful graphic mountain bike slicks admirably mtb tires slick wiring diagram and schematics formerly is commonly categorized using. M2555 screw in item 22 has been replaced by m3021 screw.