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152fmh Engine Service Manual -

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The electrical architecture of the 152FMH relies on an AC-coupled or DC-coupled CDI ignition system. Stator Wire Color Identification Code: AC Ignition Source Power (from stator to CDI)

Adhering to a strict maintenance schedule prevents premature component failure and ensures reliable starting.

Specific sections on the fuel system (carburetor), ignition (CDI), and lubrication. 3. Essential Service & Maintenance Tasks

Pickup/Trigger Coil: Measure resistance between Blue/White wire and Ground. Proper range: .

Ticking noises or hard starting when the engine is hot usually point to improper valve clearance. Valves must be adjusted when the engine is completely cold.

Place a drain pan under the engine. Remove the drain plug located on the bottom-left side of the engine case. Do not mistake the angled timing chain tensioner bolt for the drain plug.

Keeping up with basic maintenance is the easiest way to ensure your 152FMH engine lasts for thousands of miles. Oil Change Procedure