Spark Plug - Sears GAMEFISHER 225.581508 Owner's Manual

CUSTOMER RESPONSIBILITIES
SPARK PLUG
• Remove motor cover.
• Disconnect spark plug lead by twisting slightly and
pulling (Figure 24).
• Remove, clean and inspect spark plug. (Figure 25).
• Replace plug if tip of insulator is rough, cracked, bro-
ken or blistered, or if the electrodes are eroded.
FIGURE 24
• Gap plug to .040 in. (1.0 mm) (Figure 26).
• Check spark plug gasket and carefully clean spark plug
seat on cylinder head.
IMPORTANT: DO NOT OVERTIGHTEN SPARK PLUG OR
DAMAGE TO CYLINDER HEAD MAY RESULT.
• Install plug finger tight, and then tighten about 1/4 turn or
torque to 120 - 180 lb. in. (13.6 - 20.3 N-m).
• Install spark plug lead.
FIGURE 25
.040 in.
(1.0mm)
FIGURE 26
20