4-column
electro-hydraulic lift
Mod. Z31
Use, maintenance and spare parts manual
Page 13
10. Drive the slotted rod (Ref.13-Fig. 3) through the hole at the top of the
column (Ref.11-Fig. 3) and let it run downwards through the knurled
roller and the control board of the crosspiece.
11. Fit the 4 plates (Ref.14-Fig. 3) at the upper end of the columns and lock
them with the special screws (Ref.15-Fig. 3), paying attention that they
are parallel with the column. The screws must have their threaded part
facing upwards.
12. Drive the end of each rope into the hole of the plate and mount the
special nuts on both the ropes and on the rods (Ref.16-Fig. 3). The end
of the lower rod must be locked with the special screw (Ref.17-Fig. 3)
and washer (Ref.18-Fig. 3), making sure that the rod is parallel along the
entire column at a distance of mm 24.
13. Mount the power station (Ref.23-Fig. 3) and the control box (Ref.24-Fig.
3) in the column where the limit switch is mounted, connecting them to
the to the clamping screws of the plate at the top of the column and
locking them with the special nuts.
14. Connect the oil pipe to the hydraulic power station, and the air pipe to the
electro-valve and the electric cable inside the electric power station going
through the special cable clamp (Ref.19-Fig. 5) and connect it to the
three terminals located up on the left (Ref.20-Fig. 5). Connect the limit
switch.
15. Put oil (40°C cSt 32) into the power station filling up the reservoir
(approx. 9 lt.).
Fig. 5 - Electric switchboard
16. The feeder (3 poles + ground min. sect. 2.5mm) must go through the
cable clamp (Ref.21-Fig. 5) and connected to the terminals (Ref.22-Fig.
5). Make sure that lift voltage matches line voltage.
