Replacing Spark Plugs - Toro Greensmaster 3200 Service Manual

Replacing Spark Plugs

Use a Briggs & Stratton Vanguard 3/LC #491053 or
Champion RC12YC spark plug or equivalent. Correct
air gap is 0.030 inch (0.76 mm). Remove plugs after ev-
ery 100 operating hours and check condition.
1. Pull wires off the spark plugs.
2. Clean around spark plugs and remove plugs.
IMPORTANT: Replace any cracked, fouled, or dirty
spark plug. Do not sand blast, scrape, or clean elec-
trodes because engine damage could result from
grit entering the cylinder.
3. Set air gap between 0.028 and 0.031 inch (0.71 and
Figure 14
0.79 mm). Install gapped spark plug and tighten firmly
1. Spark plug wire
to 180 in–lb (207 kg–cm).
Greensmaster 3200 Page 3 – 11 Vanguard 3/LC Gasoline Engine