THOR CLASS A - Page 113

MAINTENANCE
THOR MOTOR COACH | MADE TO FIT
105
14
ITEM
EVERY TRIP
EVERY
MONTH
EVERY 3
MONTHS
EVERY 6
MONTHS
EVERY YEAR
PRIOR TO
STORAGE
AS REQUIRED
PROCEDURE TO BE PERFORMED:
Maintenance schedules are minimum requirements. Heavy
use, unusual temperatures or humidity, or other extreme
conditions may require more frequent maintenance.
Engine/Chassis x x x Check engine oil and top off with type recommended by chassis
manufacturer. Change oil and lter at recommended mileage
intervals.
x x Check uid levels including: brake, steering, coolant,
transmission, washer, etc. Top off reservoirs as needed with uids
recommended by chassis manufacturer.
x x Inspect underneath engine and transmission for leaks. Repair as
necessary.
x x Inspect air and fuel lters and replace at interval recommended by
chassis manufacturer.
x x Inspect chassis battery, terminals and cables. Repair and replace
as necessary.
x x Inspect suspension, steering components, exhaust systems etc.
Repair and replace as necessary.
x x Generator exhaust: inspect for cracks, blockages, damage.
Replace immediately if any faults are discovered.
Brakes x x x x Check uid levels. Top off reservoir as needed with uid specied by
chassis manufacturer and only from an unopened container.
x x Inspect pads and rotors. Replace as necessary.
x x x Inspect parking brake for proper function. Repair and replace as
necessary.
x x Inspect brake lights and turn signals for proper function. Repair
and replace components as needed.
Weight Distribution x x Check for proper weight distribution of equipment and
components. Place heavy items as near and over axles as
possible.
x Weigh loaded motorhome with vehicle scales to determine
loading. Do not overload vehicle per GAWR and GVWR ratings
(see manufacturers specications).
Tires x x Inspect for proper ination (PSI). Inate to proper cold pressure
(PSI). Inspect for wear. Repair or replace ONLY with tire(s) of
proper size and load rating. Unusual wear patterns indicate
problems that should be addressed by qualied technicians.
x x Check all wheel lug nuts and tighten using a properly calibrated
torque wrench. Torque per chassis manufacturers specications.
x x Inspect spare tire for proper ination (PSI). Inspect for cracking,
aging. Replace as necessary.
Wheel Alignment x Inspect tires for uneven wear, dents in the wheel rims, and if
vehicle steering seems unusual. All are indications that front
wheels need re-aligned. Align as needed with a fully loaded
vehicle and only by qualied technicians.
Exterior: mirrors,
vision systems
x x Inspect rear-view mirrors and adjust when needed. Replaced
broken mirrors and components promptly. Inspect rear and
side-view vision systems for proper operation. Repair and replace
components promptly.
Maintenance Schedule