Ferris Venture Series Operator's Manual page 22

One Month or 20 Hour Maintenance Period:
• Change the engine oil the first month or after 20 hours,
whichever comes first. Change the engine oil every 100
hours after that. See the Engine Owner's Manual.
25 Hour Maintenance Interval:
• Check the tire pressure in all four tires. Inflate the rear
operator platform tires to 10 psi.
• Clean debris from the engine and muffler.
• Inspect the spray system filter located right below the
tank.
• Grease the wheel bearings on the caster wheels.
• Wash the machine with low pressure water.
• Apply a light oil lubricant such as WD-40 to all moving
parts except for belts and pulleys.
50 Hour Maintenance Interval:
• Clean the air filter. When operating in dusty conditions,
the air filter may require more frequent
cleaning.
• Check the brakes. Adjust if necessary.
• Grease the caster pivot tube bearings.
100 Hour Maintenance Interval:
• Change the engine oil. See the Engine Owner's Manu-
al.
• Change the sediment cup on the engine. See the En-
gine Owner's Manual.
• Clean the sediment cup on the engine. See the Engine
Owner's Manual.
• Check and adjust the spark plug. See the Engine Own-
er's Manual.
• Clean the spark arrester on the engine. See the Engine
Owner's Manual.
• Inspect the fuel tank for debris. Clean if necessary.
• Inspect the fuel filter. Clean or replace as necessary.
• Inspect the belts. Replace if necessary.
• Flush and clean the spray tank.
22
Maintenance, Storage, and Service
• Check the spray system output rate. Replace spray tips
and/or adjust pressure setting as necessary.
200 Hour Maintenance Interval:
• Replace the air filter. See the Engine Owner's Manual.
• Clean the fuel cup. See the Engine Owner's Manual.
• Replace the spark plug. See the Engine Owner's Man-
ual.
500 Hour Maintenance Interval:
• Replace spark plug. See the Engine Owner's Manual.
• Remove carbon from cylinder head. See the Engine
Owner's Manual.
• Check and adjust valve clearance. See the Engine
Owner's Manual.
• Clean and adjust carburetor. See the Engine Owner's
Manual.
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