Krystal Enterprises
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► inspect tires for wear and inspect tread depth
► rotate tires
► inspect engine air fi lter
► check the torque of all door hardware on Vapor door systems
AT 60,000 MILES/7200 HOURS DO THE FOLLOWING:
► change engine oil and replace oil fi lter
► inspect tires for wear and inspect tread depth
► rotate tires
► inspect engine air fi lter
► replace engine and frame mounted fuel fi lters
► inspect steering linkage, suspension, ball joints, driveshafts, and driveshaft guards
► inspect engine cooling system and hoses
► inspect brake system
► inspect exhaust system and heat shields
► change automatic transmission fl uid and external fi lter element
► check wheels for end play and noise
► lubricate 4 x 4 hub needle bearings
► lubricate 4 x 2 wheel bearings
► replace wheel bearing grease seal
► inspect and lubricate 4 x 2 ball joints (E-450 only)
PREVENTIVE MAINTENANCE SCHEDULE
Summary of Contents for Econline Super Duty Chassis 450 1998 Series
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