Gravely V-TWIN - Maintenance - Spark Plug and Air Cleaner; Spark Plug Maintenance; Air Cleaner Cleaning & Replacement

Engine Manual 13
1. Remove air cleaner cover and lters.
See Figure 7.
2. Remove debris from air inlet, air cleaner
cover and air intake.
3. Inspect lter(s) for discoloration or dirt
accumulation. If either is present, replace.
4. Re-install lters and cover.
H. Spark Plug
Note
Twin Cylinder Engines have two spark plug
connections.
Check both spark plugs yearly or every 100
operating hours.
1. Clean area around spark plug.
2. Remove and inspect spark plug.
3. Replace spark plug if porcelain is cracked
or if electrodes are:
• Pitted
• Burned
• Fouled with Deposits
4. Check electrode gap with wire feeler
gauge and set gap to—.030 (0.76 mm) if
necessary. See Figure 6.
5. Install spark plug and tighten securely.
I. Cleaning/Replacing Air Cleaner
Your engine has an air cleaner which helps
prevent premature engine wear and failure.
NEVER run engine without complete air
cleaner installed on engine. Your air cleaner
periodically needs to be cleaned or replaced.
FIG. 6 Resistor Spark Plug
FIG. 7 Air Cleaner Components
V. Maintenance CONTINUED
1. .030 in. (0.76 mm) Gap
2. Electrodes
3. Porcelain
1
32
1
2
5
3
4
1. Base
2. Primary Filter
3. Secondary Filter
4. Cover
5. Rain Cap