TM 5-4930-227-14Figure 3-8. Flywheel, removal and installation.Section IX. ENGINE3-22. GeneralThe ignition system consists of the magneto, thespark plug, and the cable. All three parts areshielded to provide radio interference suppres-sion. This section contains the maintenance in-structions for the magneto, spark plug, and ig-nition cable.3-23. Spark Plug, Ignition Cable, IgnitionSwitch, and Ground Cablea. Removal. Refer to figure 3-9 and removethe ignition cable, ground cable, spark plug, andignition switch.b. Cleaning and Inspection.(1) Clean all metal parts with an approvedcleaning solvent and dry thoroughly.(2) Inspect for cracks, breaks, signs of de-terioration, and other damage. Replace a defectivepart.(3) Inspect all threaded parts for damage.Replace a defective part.c. lnstallation. Refer to figure 3-9 and installthe ignition cable, spark plug, ignition switch,and ground cable.3-24. Magnetoa. Removal.(1) Refer toair shroud.3-14paragraph 3-20 and remove theIGNITION SYSTEM(2) Refer to figure 3-10 and remove themagneto.b. Disassembly. Refer to figure 3-11 and dis-assemble the magneto.c. Cleaning, Inspection, and Repair.(1) Clean all parts with a cloth dampenedwith an approved cleaning solvent and drythoroughly.(2) Inspect all parts for cracks, breaks, wear,and other damage. Replace a defective or dam-aged part.(3) Inspect the coil for frayed or deterior-ated insulation. Replace a damaged or defective(4) Inspect all hardware for stripped ordamaged threads. Replace all damaged parts.d. Reassembly. Refer to figure 3-11 and re-assemble the magneto.e. Magneto Breaker Points Replacement. Re-fer to figure 3-12 and replace the magneto points.f. Magneto Drive Gear Replacement.figure 3-13 and remove and install thedrive gear.g. Installation. Refer to figure 3-10Refer tomagnetoand in-stall the magneto.Timing the Magneto. Refer to figure 3-14h.and time the magneto.
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