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DSO

Fig. 3: Installation

 COMMISSIONING 

The air flow rate is adjusted by turning the centre cone. It is fixed in 

place by tightening the lock nut at the rear of the centre bolt. Valve  

commissioning is carried out by measuring the pressure difference at 

the back of the centre cone, and calculating the air flow rate according 

to correction factor for valve dimension and centre cone position. Cor-

rection factors are provided on a label attached to the valve and  

can also be found in our commissioning guide available at our website:  

www.trox.no.

 MAINTENANCE

The valve can be cleaned by using a damp cloth. When cleaning the 

duct network, the valve must be removed in order to gain access to  

the ducting.

 

ENVIRONMENT

 

Enquiries regarding product declaration can be directed to our sales 

team, or information can be found at www.trox.no.

 INSTALLATION

Separate mounting frame (DKT) is attached to the duct by using  

blind rivets or self-drilling screws. The valve is then screwed into the 

mounting frame. Installation principle is shown in fig. 3. 

The company reserves the right to make amendments  

without prior notice. 

Head Office:

TROX Auranor Norge AS, Auranorvegen 6, NO-2770 Jaren

Telephone: +47 61 31 35 00      

www.trox.no

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