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Installation and Maintenance Instructions

according to Regulation DIN 82079

Elbow Adapter

Elbow Adapter


Information about the Manufacturer

Produced in Germany

Giebel FilTec GmbH
Carl-Zeiss-Str. 5
74626 Bretzfeld-Schwabbach

Phone +49 7946 944401 0
Fax +49 7946 944401 29


Product Overview


wa-90 wa-w wa-w wa-w wa-v


Materials used:
Aluminium, stainless steel, acrylonitrile butadiene rubber (NBR)

REACH notice:
No ingredients that must be named according to Regulation (EC) No. 1907/2006.


Structure and Materials


  WA-90 / WA-W / WA-V
Housing material Aluminium & Stainless Steel
Seal material NBR
System connection BSP G ½“ & ¾“ & 1“ male
Adsorber connection BSP G ½“ & ¾“ & 1“ female
Operating temperature -40 … +150°C


Technical Data


  wa-90 wa-w wa-w wa-w wa-v
  WA-90 WA-W G3/4" WA-W G1“ WA-W G1/2“ WA-V
Total weight [kg] 0,4 0,4 0,7 0,2 1,0
Width [mm] 123 50 61 44 121
Height [mm] 78 72 132 83 104


Assembly and Commissioning

Giebel Filtec GmbH

1. Screw on the adapter and align it in the desired direction. For this purpose, lightly oil the thread beforehand.
2. Counter with the usit-ring and the nut.
3. Screw the adsorber firmly into the other thread.


Giebel Filtec GmbH   Giebel Filtec GmbH   Giebel Filtec GmbH



1. Unscrew the adsorber
2. Remove the angle adapter by unscrewing it.
3. Check the Usit-ring seal for damage. If necessary, replace with new one.
4. Screw the angle adapter back onto the drum/system.


Risk and Hazard Analysis

1. Moist air flows into the drum/IBC
Porous gasket
Moist air can flow into the system at the porous points. The seal must be checked according to the maintenance schedule.

2. Angle Adapter is damaged
Material Resistance
The ambient and operating conditions should be taken into account in the selection.

Temperature Range
The ambient and operating temperatures should not exceed or fall below the specified range, otherwise the angle adapter may be damaged.

improper Handling
Incorrect or improper handling can damage the bypass adapter. Please pay attention to the recommended mounting.

Produced in Germany

3. Thread of the Adsorber and Accessories is damaged
When mounting the adsorber as well as the valve part on the system, the threads must be slightly wetted with oil. Failure to lubricate the threads can lead to rubbing of the individual threads and is no reason for complaint.




Maintenance Plan

1. Check Usit-ring for Wear

Check    The Usit-Ring installed on the angle adapter must be checked for perfect condition. For this purpose the usit-ring should be checked for brittleness.
Cycle    Annually
Measures    If damage is present, the usit-ring should be replaced.

2. Visual Inspection of the angle Adapter

Check    The angle adapter must be checked visually for damage. Damage can occur due to various environmental or operating conditions or improper handling.
Cycle    Annually
Measures    If the angle adapter is damaged, it should be replaced to ensure full functionality.

3. Replacement of the Wearing Parts

Check    The wearing parts, in particular the usit-ring of the angle adapter must be checked with regard to their condition.
Cycle    Every two years
Measures    Regardless of the result of the test, it is recommended to replace the wearing parts to ensure smooth operation.


Contact and sales partner

Contact our contact persons and sales partners

We're here for you

You will receive an offer on the same day.
We are happy to advise you on short notice via video or
realize a personal appointment within one week.
You will receive a standard GIEBEL Adsorber within a week.


Carl-Zeiss-Str. 5 | 74626 Bretzfeld | Germany
Phone: +49 79 46 94 44 01-0