Two upright bolts to be removed in Trap Plate
23
With Geared Handwheel
Two person operation recommended – one on
each A-Frame
Always wear gloves when using this item.
For taller A-Frames a suitable platform ladder
should be used to operate the gearwheel at an
ergonomic height.
The following steps should be done concurrently
on each A-Frame, ensuring that the gantry
uprights are vertical, and the beam is horizontal.
Ensure the castor brakes are engaged
Hold the gear wheel securely
Remove the 2 upright bolts, as shown in
figure 1
Compress center pad with thumbs whilst
holding the wheel firmly.
Rotate the wheel (clockwise to raise,
anticlockwise to lower) to adjust height to
required setting, ensuring that the bolt holes
are aligned, as in figure 2
Release center pad, but continue to hold
wheel securely
Re-secure the 2 upright bolts, nuts and
washers
Check all bolts on the gantry are sufficiently
secure by ensuring all spring washers are fully
depressed
Beam Height Adjustment
Geared Handwheel rotation
Release castor breaks
Geared Handwheel rotation
With Ratchet System
Two Person Operation Recommended – one on
each A-Frame
Always wear gloves when using this item.
Release Ratchet (Figure 4). Ensure the hook at
the end of ratchet strap is positively engaged
within the bottom hole of the A-frame upright
(Figure 5)
Ensure Castor brakes are engaged.
Remove lower bolt on trap plate
Tension ratchet strap to take the upright/beam
weight
Remove upper bolt on trap plate
Operate ratchet to adjust height to required
setting, ensuring that the bolt holes are
aligned as in figure 6
Re-insert upper bolt and nut/washer assembly
Ease tensioned strap aside, re-insert lower
bolt and secure.
Repeat steps on the second A-Frame,
ensuring that the gantry uprights are vertical,
and the beam is horizontal
Check all bolts on the gantry are sufficiently
secure by ensuring all spring washers are fully
depressed
Operate Ratchet
Ratchet in ‘parked’ position
Fig 6
Fig 7
Fig 4
Fig 5
PORTA
GANTRY
11000
Fig 1
Fig 3
Fig 4
Fig 2
