13
Presto Lifts
PDL Manual
4.6
General Installation
1. Attach a chain or lifting strap, with an appropriate load spreader, to the main lifting eyes.
The chain or strap must pull on the lifting eyes vertically.
2. Using an appropriate lifting device, carefully move the machine into position. Lifting device
must be capable of supporting up to 4000 Lb.
If the hydraulic connectors are accessible, connections can be can be
made and the lift can be powered open using the hydraulic power unit
(HPU). See section 9. Hydraulic Information. Skip instructions three and
four.
Ensure eye bolts have been removed completely before attempting to
raise the platform when using the HPU.
3. Remove the lifting eyes and install them into the second set of holes. The second set of
holes have a nut welded to the bottom of the platform and are used to manually raise the
platform for access during installation. Reattach the chain or strap.
Lifting eyes must be hand tightened only. Over torquing the lifting eyes
may cause the them to fail.
Eye bolts must be removed from holes securing the platform to the base
frame (holes along platform center line) before attempting to raise the
platform.
4. Using the eyes bolts, raise the platform and engage the maintenance device.
See the
Maintenance Devices section.
Ensure the roller end of the platform is not is not lifted off
of the upper rollers.
5. Remove the eye bolts and save them for future use, if needed.
INSTALL EYE BOLTS INTO SECOND SET OF
HOLES TO MANUALLY RAISE THE PLATFORM
(OFF PLATFORM CENTERLINE)
LIFTING EYE POSITION FOR
MOVING ENTIRE MACHINE
(ALONG PLATFORM CENTERLINE)
USE LOAD SPREADER SO THAT CHAIN/
STRAPS PULLS VERTICALLY ON LIFTING
EYES