Helios BAK Series, Installation And Operating Instructions Manual

   SERVICING AND MAINTENANCE

•  The products must be installed so that internal inspec­ 
  tion is as easy as possible.
•  The product must be cleaned prior to initial commis­
  sioning (remove dust­dry).
•  There are no special maintenance requirements.
•  The product must be regularly inspected and cleaned  
  depending on condition (visual inspection of condition,  
  contamination, corrosion.
•  Damaged models must be exchanged as a whole.
•  Maintenance intervals must be observed according to  
  the respective officially prescribed intervals and de­
  pending on the usage of the ventilation system.
•  The following applies in Germany:
  Maintenance semi­annually, if there are no abnormal­
  ities in two consecutive maintenance intervals, the    
  maintenance interval can be extended to 1 x annually.
•  The maintenance operations and measures taken    
  must be documented and the results must be stored.

  WARRANTY CLAIMS – EXCLUSION OF LIABILITY

If the previous instructions are not observed, our war­

ranty and treatment on a goodwill basis shall not apply. 
The same applies for liability claims against the manu­
facturer.

  REGULATIONS – GUIDELINES

If the product is installed correctly and used to its intended 
purpose, it conforms to all applicable regulations and CE 
guidelines at its date of manufacture.

0749­CPR BC1­606­0464­15650.69­2517

0749

Print no. 91 566

­003/

0918

MBV

­BAK

­2018

­09

D  HELIOS Ventilatoren · Lupfenstraße 8 · 78056 VS­Schwenningen

CH HELIOS Ventilatoren AG · Tannstrasse 4 · 8112 Otelfingen

A  HELIOS Ventilatoren GmbH · Siemensstraße 15 · 6023 Innsbruck

F HELIOS 

Ventilateurs  · 157. av. Charles Floquet · 93155 Le Blanc Mesnil C.

GB  HELIOS Ventilation Systems Ltd. · 5 Crown Gate · Wyncolls Road ·  

Severalls Industrial Park · Colchester · Essex · CO4 9HZ

 ACCESSORIES

Installation sleeve EH ... 

(Accessories)

Ref. no. see table

Replacement fusible link for BAK     

Ref. no. 84974

End switch (kit) BA-S 

with holder

Ref. no. 2585

End switch for BAK.. monitoring 
and signalling the operating sta­
tus to the central building control 
system. Attachable to all standard 
diameters (see Fig.1)

   Accessories

Install.

Ref. 

       Dim. in mm

sleeve

no. 

ø C 

ø D 

ø E 

ø F 

EH 100

 2639 101  98  92  120

  EH 125

 2640 128 123  92  120

EH 160

 2641 162 158  114  140 

EH 200

 2642 201 197  120  150

Dim. in mm see table

EH

Fire dampers BAK...