How To Service The Engine And Spark Plug; Spark Plug - Craftsman 536.773510 Operating Instructions Manual

MABNTENANCE
HOW TO SERVICE Engine Debris Shield
THE ENGINE AND SPARK PLUG
1 To access the engine or the spark plug, re-
move the engine debris shield as shown in
Figure 14
2 After engine service is completed, replace
the engine debris shield
/
Wingnut
Figure 14
SPARK PLUG
Check the spark plug every 25 hours Re-
place the spark plug if the electrodes are
pitted or burned or if the porcelain is cracked
Make sure the spark plug is clean Clean
the spark plug by carefully scraping the
electredes Ida net sand blast er use a wire
brush)
2
3
Check the spark plug gap with a feeler
gauge See 'Product Specifications" for
the correct spark plug gap and replace r
ment spark plug
Before installing the spark plug, ceat the
threads lightty with oi_ for easy removal
Tighten the spark plug to a torque of 15
foot-pounds
712490 15