61
•
Clean all rubber door seals and lubricate with rubber lubricant.
•
All rear and side emergency door latch slide bars to be lubricated with light grease to reduce friction.
•
Tighten all tie down bolts to 37-41 foot pounds torque at 1,000 miles, 2,000 miles, and quarterly there-
after.
•
Change main heater air filter (depending on operating conditions).
•
Grease emergency door hinges.
•
Check seat cushion clamps.
•
Inspect mounting bolts on body tie down.
•
Inspect mounting fasteners and upholstery on seats.
•
Lubricate hinge and latch mechanisms on access doors.
•
Inspect heater valves to verify proper function.
•
Change engine oil and oil filter.
•
Inspect fuel cap, tank and fuel lines.
•
Inspect engine fuel tank vents.
•
Inspect engine air filter, replace if required.
•
Inspect driveshaft.
•
Lubricate universal joint and slip joint.
•
Lubricate brake camshaft, king pins, tie rod ends and slack adjusters.
3 MONTHS OR 24,000 MILES
•
Inspect Bendix air dryer.
•
Check for loose or disconnected electrical connections and damaged wiring.
•
Check the vehicle brake warning system.
6 MONTHS OR 6,000 MILES
•
Check lubricant level in rear axle.
•
Inspect rear axle vent.
•
Clean and/or replace air compressor filters.
•
Check power steering fluid level.
•
Lubricate steering drag rod.
•
Check single and double check valves.
•
Lubricate spring pin.
•
Inspect alternator.
•
Clean battery posts.
•
Disassemble and clean the air compressor governor and repair, as required.
•
Inspect destination sign for proper operation.
•
Lubricate hinges and roller gears on destination signs.
•
Check/adjust curtain on destination signs.
•
Lubricate all working part joints on driver’s seat using lithium-based grease (aerosol).
•
Clean and lube treadle valve.
•
Change engine fuel filter.
•
Clean and lubricate accelerator treadle valve.
12 MONTHS OR 12,000 MILES
•
Complete Quarterly Maintenance Check List.
•
Remove all seat cushions, thoroughly clean with upholstery cleaner and reinstall on a rotating basis.
•
Bleed all air from heaters.
•
Tighten all heater hose clamps.
•
Check heater hoses, motor wheels and fans on heaters.
•
Clean heater core.
•
Tighten heater hose clamps.
•
Inspect power steering pump.
