Presto Lifts SizzrDok HLD, Installation, Operation And Service Manual, Page: 11 / 26

HLD-SLD PRESTO-ECOA OWNER’S MANUAL 11
SCISSOR BLOCKING INSTRUCTIONS
(continued)
To Engage the Maintenance Bars; SLD:
4. REMOVE ALL LOADS from the platform and depress the “up” button to raise the dock lift
to its fully raised position.
5. Position each removable maintenance bar so that it hits the inside of the roller channel,
and the inside of the base end angle. Ensure that the safety tabs on the maintenance bars
are engaged over the side and base angles.
6. Lower the dock lift by pressing the “DOWN” button until the rollers stop against the mainte-
nance bars and the lift ceases to come down any further.
To Disengage the Maintenance Bars; HLD, SLD:
1. Raise the dock lift by pressing the ‘up” button until the rollers are well clear of the mainte-
nance bar.
2. Rotate (HLD), or remove (SLD), each maintenance bar back to its original position.
FIG 1. - General Layout