Maintenance & Service





 

 

 

 

 

 

 

 

 

 

Check Spark Plug

 

 

 

 

 

 

 

 

 

 

Clean spark plug and reset the electrode gap to 0.030” at least once

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

a season or every 100 hours of operation; replace every 200 hours of

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

operation.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1.

Clean area around the spark plug base.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2.

Remove and inspect the spark plug. Check gap, make sure it is set

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

at .030. See Figure 18.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 



 

 

 

 

 

 

 

 

 

 

 

3.

Replace the spark plug if electrodes are pitted, burned, or the

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

porcelain is cracked.

NOTE: Do not sandblast spark plug. Spark plug should be cleaned by

   MM 'APscraping or wire brushing and washing with a commercial solvent.  %LECTRODES

 0ORCELAIN

Figure 18

Follow the maintenance schedule given below. Some adjustments will have to be made periodically to maintain your unit properly. Periodically check all fasteners and make sure these are tight. Keep track of your scheduled service by filling in the Service Dates field below.

WARNING: Before servicing, repairing, lubricating or inspecting, disengage all controls and stop engine. Wait until all moving parts have come to a complete stop. Disconnect spark plug wire and ground it against the engine to prevent unintended starting. Always wear safety glasses during operation or while performing any adjustments or repairs.

Maintenance Schedule

TASKS

Before

After

After First

After 25

Before

Once a

SERVICE DATES

 

Each Use

Each Use

2 Hours of

Hours of

Storage

Season

 

 

 

 

Operation

Operation

 

 

 

Lubricate Pivot Points

 

 

 

 

 

 

 

 

 

 

 

 

 

Lubricate drive

 

 

 

 

 

 

mechanism, hex

 

 

 

 

 

 

 

 

 

 

 

 

 

gear shaft

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Grease wheel shaft

 

 

 

 

 

 

 

 

 

 

 

 

 

Clean equipment

 

 

 

 

 

 

 

 

 

 

 

 

 

Clean skid shoe

 

 

 

 

 

 

 

 

 

 

 

 

 

Check V-belts

 

 

 

 

 

 

 

 

 

 

 

 

 

Check engine oil

 

 

 

 

 

 

Empty fuel system

 

 

 

 

 

 

 

 

 

 

 

 

 

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Craftsman 247.88455.1 operating instructions Check Spark Plug, Maintenance Schedule