PERIODIC MAINTENANCE
TNV IDI Service Manual
5-25
Periodic Maintenance Procedures
Perform the following maintenance every 2000
hours of operation.
• Check and Replace Fuel Hoses and Engine
Coolant Hoses
• Lap the Intake and Exhaust Valves
Check and Replace Fuel Hoses and
Engine Coolant Hoses
• ALWAYS be environmentally
responsible.
• Follow the guidelines of the EPA or other
governmental agencies for the proper disposal of
hazardous materials such as engine oil, diesel
fuel and engine coolant. Consult the local
authorities or reclamation facility.
• NEVER dispose of hazardous materials
irresponsibly by dumping them into a sewer, on
the ground, or into ground water or waterways.
• Failure to follow these procedures may seriously
harm the environment.
Regularly check the fuel system and engine coolant
system hoses. If they are cracked or degraded,
replace them. Replace the hoses at least every two
years. See Check and Replace Fuel Hoses and
Engine Coolant Hoses on page 5-25.
Lap the Intake and Exhaust Valves
Adjustment is necessary to maintain proper contact
of the valves and seats. See Inspection of Intake
and Exhaust Valves on page 6-25.
Every 2000 Hours of Operation
TNV_IDI_ServiceManual_A4.book 25 ページ ２０１２年２月２４日 金曜日 午前１０時２４分
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