MAINTENANCE

SPARK PLUG

3. Before installing the spark plug, coat

 

the threads lightly with oil for easy re-

Check the spark plug every 25 hours. Re-

moval. Tighten the spark plug to a torque

place the spark plug if the electrodes are

of 15 foot–pounds.

pitted or burned or if the porcelain is

 

 

cracked.

Feeler Gauge

 

0.035”

1.Make sure the spark plug is clean. Clean the spark plug by carefully scrap- ing the electrodes (do not sand blast or use a wire brush).

2. Check the spark plug gap with a feeler

 

gauge. See “Product Specifications” for

Spark Plug

the correct spark plug gap and replace-

Figure 14

ment spark plug.

 

 

F–041306C

18

Page 18
Image 18
Murray 11052x4NC manual Before installing the spark plug, coat, Threads lightly with oil for easy re, Ment spark plug