5-3: Machine Maintenance
• Change the blower oil after rst 100 hours of use.
250 Hours
• Check coupler element (rubber insert) for cracks or wear. Replace as necessary.
• Check valve clearance, intake and exhaust 0.004 to 0.006” every 250 hours.
500 Hours
• Change blower oil.
• Change the high pressure pump oil.
• Change fuel lter.
• Check coupler element (rubber insert) for cracks or wear. Replace as necessary.
1,000 Hours
• Change air lters.
• Check plug wires. Replace as necessary.
• Check carburetor. Clean or replace as necessary.
• Clean the heat exchanger core.
• Replace coupler element (rubber insert).
Refer to the Interval in Hours Maintenance chart in the Owner’s Guide for more
information.
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