Automatic Systems
PNG38X-A3_1-04-gb-02.doc
10/12/01
p. 51/51
9. MAINTENANCE
•
The following operations are to be carried out every two to three months, depending on how heavily the gate
is used.
)
Unlock and open the lateral, hinged polyester doors (
10:1
) to (
10:4
).
)
In the case of a PNG381 or PNG382, also unlock and open the hood(s) (
10:5
) and (
10:6
).
)
In the case of a PNG381 or PNG382, also unlock and remove the lateral extension door(s) (
10:7
) and
(
10:8
).
)
Proceed with the various electrical tests: opening and closing of the obstacles, proper operation of the
detection photocells, function and/or orientation pictograms (options), readers (client’s supply), etc.
)
Remove all the dust and clean the interior of the housing, and remove any foreign body from the inside
of the gate (scraps, etc.). Check if the reflectors and the smoked plexiglass strip over of the cells are
clean. If necessary, treat the outside steel surfaces of the housing using an appropriate polisher.
)
Check if all wires are firmly connected to their respective terminal blocks.
)
Check if the yellow LED of all cells is on in stand-by mode, and make sure the corresponding LEDs are
also on on the PLC fascia and go off whenever the cells are occulted. If needed, adjust the cells
referring to
paragraph [8.2. Detection photocell adjustment]
.
)
For each mechanical group, check if the obstacle is properly locked after an opening movement
(passage-way closed), with motor stopped, and if it is fully integrated into the housing after a closing
movement (passage-way free), also with motor stopped. If not, refer to
paragraph [8.1. Limit switch
cam adjustment]
.
)
If required, grease the safety shutter stretcher with multilub Molycote-type grease.
)
Check the proper and harmonious operation of the safety shutter on the upper part of the housing, and
grease if required.
)
Check (if this option is programmed in the variable speed controller) if the obstacle opens properly in
case the equipment is powered off, i.e., proper operation of the anti-panic device.
)
Check if all screws and nuts have been tightened firmly.
)
Check if you did not forget any tool remaining inside the gate.
)
In the case of a PNG381 or PNG382, replace and lock the lateral extension door(s) (
10:7
) and (
10:8
).
)
In the case of a PNG381 or PNG382, close and lock the hood(s) (
10:5
) and (
10:6
).
)
Close and lock the lateral, hinged polyester doors (
10:1
) to (
10:4
).
Note:
The geared motor and the pillow blocks are life-lubricated and do not require any maintenance. Just
check on a regular basis if they do not leak.
