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Fan wi th Incr eas ed Po wer, i ncl. A ir Fil ter Box Re trof itt ing and Ma inten ance I nstr uct ions SI PLAC E HS- 50 2. 4 R etr of it ti ng Pr oce du re Issu e 07 /01 32 NOTE: Note when subs equently inserting the cl…

Retrofitting and Maintenance Instructions SIPLACE HS-50 Fan with Increased Power,incl. AirFilter Box

Issue 07/01 2.4 Retrofitting Procedure

2.4.3 Installation Work on the Machine

Fig. 2.4.2 Removing the Gantry Cover

à Unfasten the gantry cover (see 4 arrows): 2 oval-head screws M4 (driver 2.5 mm).

à Lift the gantry cover off the machine and place the cover on a workbench.

Fig. 2.4.3 Putting on the Tray of the Air Filter Box, Flush with the Edge of Gantry Cover

à Position the prepared tray of the air filter box on the removed gantry cover so it is flush with the

crossways plate edge of the gantry cover

(see arrows in the figure above).

In this position, the perforated collars of the tray (of the filter box) engage in the circular cut-

outs in the gantry cover.

Gantry cover

Position of

the circular cut-out

Fan with Increased Power, incl. Air Filter Box Retrofitting and Maintenance Instructions SIPLACE HS-50

2.4 Retrofitting Procedure Issue 07/01

NOTE:

Note when subsequently inserting the clamping elements:

The points of the "Rapid clamping elements" provide the electrical connection to the machine.

Consequently,they mustbe inserted in sucha way that theirPOINTS are facing towards the metal

plate, as shown in the following figure.

DO NOT position the clamping elementsover the areas with notched recess (= area for engaging

the fan grille, see also Fig. 2.4.1) around the circumference of the circular cut-out.

DO NOT re-use a clamping element after removing it.

In this case always use a new clamping. 2

Fig. 2.4.4 Installation Position of the Clamping Elements

Points

Retrofitting and Maintenance Instructions SIPLACE HS-50 Fan with Increased Power,incl. AirFilter Box

Issue 07/01 2.4 Retrofitting Procedure

Fig. 2.4.5 Position of the Clamping Elements Around the Circular Cut-outs

à Insert 3 clamping elements (Item no. see Sec. 2.2) around each circular cut-out, spaced at an

angle of about 120 degrees in relation to one another (see figure above). Use them to clamp

the tray of the air filter box onto the gantry cover.

à Also perform the steps described above for the gantry cover on the other side.

2.4.4 Replacing the Existing 4 Fans by Fans with Increased Power

Fig. 2.4.6 Removing and Installing four Fans

NOTE:

The assignment of the 2 plugs for each of the fans, i.e. in the gantry area left or right, does not

matter. 2

Tray mounted on

3 brackets

the gantry cover

Electrical connection

Attaching the fan