Model Q4P07
Installation, Operation and Maintenance
6
Rev. 12/26/2013
Q4P07-IOM-Q.doc
4) Check the lock release bar to ensure it is secure
and that the lock pawl is in the correct position
as shown in
Fig 4
. Adjust if necessary. Verify
the lock moves freely and make sure the lock
pawl return spring doesn’t over-travel and
interfere with Lock Ladder.
Fig 4 – Lock Clevis
C
OLUMNS
5) Remove the top cap and ladder bar from each
column assembly and place the columns close
to each corner per layout (
Column with the
power unit bracket goes at the front left
column position per Fig 1
).
6) With the runways spaced per
Fig 1
, lay the
cross beams on the runway per
Fig 5
below.
Place cardboard between the runway and cross
beam. Slide the column over the ends of the
slide blocks on the cross beam. Repeat for
each column.
7) With help, stand up the front and rear
column/cross beam assemblies.
TIP: Hydraulic Cylinder must be extended
prior to attaching cables to columns.
Fig 5 – Column/Cross Beam Assembly
R
UNWAY
L
AYOUT
Fig 6 –
Power Runway 4-Stack
(Rear View)
8) Position runways on blocking
(see Fig 7)
per
layout lines established in step 1. Use four 30”
long 4x4’s spanning the width of the runway and
four 12” long 1x4’s to shim up the jack-rail side
of the runway. Cable #1 & #2 should be
extending out from the rear of the power runway
and cable #3 & #4 from the front of the power
runway,
Fig 7
.
9) Position the front and rear cross beams,
Fig 7
.
Fig 7 –
Runway Layout
