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13 MAINTENANCE CHECKLISTS
CYCLICAL MAINTENANCE CHECKLIST
ITEM MAINTENANCE AREA OF BUS
Under body Check welds at frame and
outriggers, bulkheads and body
frame
Every 12,000
miles
Exterior
Battery Clean and inspect for damage Every 12,000
miles
Electrical &
Lighting
Tires Rotate tires Every 12,000
miles
Chassis,
Suspension,
Wheels & Tires
Wheel Mounting Studs Check for damaged threads At least every
12,000 miles or
more often
Chassis,
Suspension,
Wheels & Tires
Air-Ride Springs &
Shock Absorbers
Check for damage or wear -
Replace if necessary - Correct
any condition causing abrasion
of air bags
Every 12,000
miles
Chassis,
Suspension,
Wheels & Tires
Battery Cables Check for frayed or damaged
cables
Every 24,000
miles
Electrical &
Lighting
Battery Cables Inspect for loose or corroded
terminal connections and
clamps
Every 24,000
miles
Electrical &
Lighting
Headlights Check headlights - Aim and
adjust
Every 24,000
miles
Electrical &
Lighting
Wiring Check - See that cables are
away from sharp edges and
moving parts
Every 24,000
miles
Electrical &
Lighting
Heater Core Clean and straighten bent fins Every 24,000
miles
Major Options
Heater Lines Inspect for leaks and wear Every 24,000
miles
Major Options
Brake Retarder Check by authorized service
department to insure proper
operation
Every 30,000
miles
Chassis, Suspen-
sion, Wheels &
Tires
Exterior Sealant Inspect exterior seals for signs
of cracks, shrinkage or damage
Every 3 Months Exterior