Replacing The Lifting Tube - probst JWK Serie Betriebsanleitung

Vacuum Hose Lifter Components
Lifting hose unit with Operating Valve Unit
4.3 Replacing the
lifting tube
Caution
Procedure:

Clamp the rotary inlet in a vice, holding it by the screws of the
tube holder (Fig. 1).

Remove the protective caps from the ends of the threads of
the hose clamps.

Use a spanner to remove the hose clamps from the tube
cylinder (Fig. 2) and the rotary inlet (Fig. 3).

Remove the adhesive tape from the old lifting tube.

Unscrew the old lifting tube from the tube mounting of the tube
cylinder (Fig. 4).

Unscrew the lifting tube from the tube mounting of the rotary
inlet (Fig. 5).

Lightly grease the threads of the tube mountings (Fig. 6).

Mount the new lifting tube with the reinforced section at the
bottom!

Fully screw the new lifting tube onto the threads of the rotary
inlet (Fig.7).

Fully screw the new lifting tube onto the threads of the tube
cylinder (Fig. 8).

Wind tow full turns of adhesive tape (Coroplast) around the
ends of the lifting tube to seal it to the tube cylinder (Fig. 9)
and the rotary inlet (Figs. 10, 11).

Place the hose clamps on the ends of the lifting tube and
tighten them with a torque of 10 Nm, using a torque wrench
(Fig. 12).

Fit the protective caps on the ends of the threads of the hose
clamps.
Serial number
Lifting tube dimension
The lifting tube can be replaced on-site.
The lifting tube must always be installed with the reinforced
section at the bottom!
Status 08.2012 / Index 05
Fig. 1
Fig. 3
Fig. 5
Fig. 7
Fig. 9
Fig. 11
Article number lifting tube
Fig. 2
Fig. 4
Fig. 6
Fig. 8
Fig. 10
Fig. 12
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