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SERVICING YOUR LAWN MOWER
Spark Plug Service
RECOMMENDED SPARK PLUGS
DENSO
*Resistor spark plugs reduce interference with radio and TV reception.
NOTICE
Incorrect spark plugs can cause engine damage.
For good performance, the spark plug must be properly gapped and
free of deposits.
1. Disconnect the spark plug cap
and remove any dirt from
around the spark plug area.
2. Remove the spark plug with a
13/16 in (21 mm) spark plug
wrench.
3. Inspect the spark plug. Replace
it if the electrodes are worn, or if
the insulator is cracked or
chipped.
36
NGK
REGULAR
BP6ES
W20EP-U
SPARK PLUG
CAP
SPARK PLUG WRENCH
RESISTOR*
BPR6ES
W20EPR-U
SPARK PLUG
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