ViewSonic VB-STND-007 User Manual page 16

Step 7
Install the Caster Covers (I) to further secure the Trolley Cart in place
NOTE: It is recommended to install the Caster Covers to avoid personal injury
and/or damage to the IFP and Trolley Cart
1. Ensure the wheels are aligned with the Trolley Cart.
2. Slide the Caster Covers over the wheels.
NOTE: The Caster Covers automatically locks the wheel brakes.
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