Blue Bird M380 2003, Owner'S Manual

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M380 Owner’s Manual____________________Maintenance/Service Procedures – Engine, Transmission, Chassis – 5-1
Rev. “F” 5-1-3
3 Months or 24,000 Miles
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Inspect Bendix air dryer.
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Check for loose or disconnected electrical connections and damaged wiring.
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Check the vehicle brake warning system.
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6 Months or 6,000 Miles
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Check lubricant level in rear axle.
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Inspect rear axle vent.
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Clean and/or replace air compressor filters.
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Check power steering fluid level.
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Lubricate steering drag rod.
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Check single and double check valves.
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Lubricate spring pin.
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Inspect alternator.
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Clean battery posts.
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Disassemble and clean the air compressor governor and repair, as required.
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Clean and lube treadle valve.
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Change engine fuel filter.
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Clean and lubricate accelerator treadle valve.
12 Months or 12,000 Miles
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Complete Quarterly Maintenance Checklist.
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Bleed all air from heaters.
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Tighten all heater hose clamps.
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Check heater hoses, motor wheels, and fans on heaters.
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Clean heater core.
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Inspect power steering pump.
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Inspect steering gear.
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Lubricate steering column.
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Check front and rear suspension bolt torque.
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Inspect suspension system and components.
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Inspect radiator hoses.
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Pressure-test engine cooling system.
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Check heater panels and housing.
12 Months or 24,000 Miles
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Check air tank pop-off valves.
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Change automatic transmission filter.
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Change internal automatic transmission filter.
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Inspect automatic transmission vent.
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Change power steering reservoir filter.
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Change lubricant in rear axle.
24 Months or 24,000 Miles
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Clean radiator.
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Change thermostat.
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Clean relay valves, spring brake valves, parking brake valves, and quick release valves.
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Clean pressure protection valves.
These checklists are suggested. They do not replace or supersede local or state required driver
inspection procedure.