S3 Frame Cart AT
6
2. Loosen the wheelbase lock handles
and slide the caster mount plates so
that all four wheels contact the stair
treads and risers as illustrated.
3. Tighten both wheelbase lock handles.
For Use on Stairs
Before using the cart on stairs, adjust the
wheelbase as described below.
1. Set the unloaded cart on the stairs
with the rigid casters at the lower end,
and the swivel casters at the higher
end.
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