Ford F53 - Page 149

Extensive idling or low-speed driving for long distances, as in heavy commercial use
(such as delivery, taxi, patrol car or livery)
Change engine oil and filter.Every 5000 miles (8000
km) or six months or 200
engine hours
Replace front wheel bearing grease and grease seals if
non-sealed bearings are used.
Every 30000 miles (48000
km)
Replace spark plugs.Every 60000 miles (96000
km)
*
Vehicles equipped with dual rear wheels should rotate the front wheels when specified;
rear wheels only if unusual wear is noted.
Operating in dusty or sandy conditions (such as unpaved or dusty roads)
Replace engine air filter.Inspect frequently, service
as required
Replace cabin air filter, if equipped.
Inspect the wheels and related components for abnormal
noise, wear, looseness or drag.
Every 5000 miles (8000
km)
Rotate tires
*
, inspect tires for wear and measure tread
depth.
Change engine oil and filter.Every 5000 miles (8000
km) or six months
Inspect U-joints.
Replace front wheel bearing grease and grease seals if
non-sealed bearings are used.
Every 30000 miles (48000
km)
Change rear axle fluid.Every 50000 miles (80000
km)
*
Vehicles equipped with dual rear wheels should rotate the front wheels when specified;
rear wheels only if unusual wear is noted.
Exceptions
There are several exceptions to the Normal
Schedule:
146
Motorhome (TY3) Canada/United States of America, enUSA, Edition date: 201712, Second Printing
Scheduled Maintenance