Ford 1997 Aerostar Manual page 214

3. Rotate wrench clockwise until tire is secured.
(Raising mechanism will slip.)
4. Check for proper seating against underbody
supports and retighten if necessary.
Spare tire — underbody carrier
Do not stow any conventional spare tire
or flat temporary spare tire in the
underbody position. Doing so may cause
damage to the tire, rear axle, or brake
lines. (Standard length only)
A flat tire can be temporarily secured to the
floor pan under the rear-most seat. To
temporarily secure a flat tire:
1. Remove the spare tire "J" bolt, plate and
wing nut from their stowed location on the
jack.
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