Street Crane ZX6, Installation, Operation And Maintenance Instructions

Page: 22 / 103

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© Street Crane Co Ltd
Page 22 of 103 Ref: D3256 rev. B
Figure 11 – Low Headroom Runway Clearance

Lower the hoist unit so that the wheels are touching the beam flange ensuring that the 3 ‐ 5mm
clearance gap is maintained.
1
Do not remove the hoist lifting tackle until the hoist is fully secured on the runway.

Remove each of the four M12 locking grub screws from the panel side trolley castings.

Using the single cone point setscrew, screw into each hole in turn and tighten until a ‘centre ‐ pop’ indent
is made in the hoist legs.

Using a 10mm diameter drill, drill a full cone of 10mm diameter into both legs at four positions (see
Figure 12).

Remove any swarf from the holes using a magnet.

Replace cone point setscrew in its storage position, securing with the locknut.
Figure 12 – Setting the Low Headroom Legs

Replace each of the four M12 locking grub screws and tighten to 40Nm. Secure each grub screw with
locknut tightened to 40Nm.

Replace the reaction roller assembly on the wheel support casting. Set the reaction roller as per section
3.4.1.

Remove the four blue transportation feet from the hoist legs (Figure 13).