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Doc150313-01 

Installation and maintenance manual 

 

www.cadexair.com 

1010, Boulevard Lionel Boulet 

1-800-461-0668 

 

Varennes, Québec, Canada J3X 1P7

 

 

 

To  get  rid  of  water  stains,  rinse  with  clear  hot  water.  
You can also avoid water stains by wiping the surface 
with  a  soft  and  dry  cloth.    A  non-abrasive  cream 
product  or  a  cleaning  product  can  be  used  for  light 
superficial  stains.    Products  specifically  designed  for 
stainless steel cleaning and containing citric acid can 
be used.  Nylons scouring pads are recommended to 
remove the majority of food premises.  If a more severe 
treatment is required to get rid of stripes and surface 
scratches,  it  is  recommended  to  use  a  very  thin 
abrasive  to  avoid  damaging  the  surface.    If  stainless 
steel has a direction or a special pattern, repairs must 
be  aligned  with  the  direction  of  the  original  finish  to 
obtain  a  more  esthetic  result.    If  a  metallic  brush  is 
used,  it  should  be  made  of  stainless  steel  from  the 
same steel gauge then the exhaust hood material.  It 
is important to verify that the abrasive used are exempt 
of all contamination like chloride and iron.  If you need 
to  clean  the  surface  with  a  chemical  product  or  an 
abrasive, we recommend making a test first on a non-
showing surface to verify the results. 
If the above advice does not provide a satisfying result, 
remember that stainless steel can be polished on site 
by  specialists,  manually  or  mechanically.    Stainless 
steel is solid and not plated; therefore, it doesn’t lose 
its  corrosion  resistance  properties  following  a 
polishing. 

Daily maintenance 

 

Wipe  the  visible  inner  and  outer  parts  of  the 
exhaust hood. 

 

Verify  the  control  panel  display  to  ensure  good 
functioning of the system. 

 

Wipe  the  visible  parts  of  the  Geo-Vary  grease 
extractor. 

Weekly maintenance 

 

Remove baffle filters and clean or soak with a hot 
water and degreaser solution. 

 

Empty  all  grease  cups  located  under  modular 
extraction baffles. 

Monthly maintenance 

 

Remove and clean all filters. 

 

Clean the grease gutter. 

 

Verify the exhaust fan motor belt. 

 

Verity the filters from you air supply system. 

Geo-Vary grease extractor maintenance  

When necessary: 

 

Remove the Geo-Vary grease extractor from the 
exhaust  hood  filter  cage.    Remove  the  guillotine 
from  the  extractor  by  removing  the  wing  nut 
located inside the extractor, in the back. 

 

Put the guillotine and extractor upside down in a 
dishwasher  or  simply  wipe  the  inside  surfaces 
with detergent and hot water. 

 

Put back the guillotine in the extractor according 
to hit initial setting and screw back the wing nut. 

 

Install the Geo-Vary grease extractor according to 
indications of Annex 3. 
 

 

Inspection and cleaning of the commercial kitchen 
exhaust system 

Inspection of the commercial kitchen exhaust system 
is mandatory. 
Owner of commercial kitchen are obligated to regularly 
have their exhaust system inspected in order to ensure 
the  security  of  their  employees  and  the  public  in 
general.    The  system  includes:  exhaust  hoods, 
filtration units, exhaust ducts and exhaust fans. 
Make an inquiry to your insurance provider about the 
required inspection by local standards for your type of 
establishment.  Refer to annex 4 for more information 
about  the  required  inspection  schedule  according  to 
the NPFA96 standards. 

IMPORTANT 

Inspection  and  cleaning  of  commercial 
kitchen  exhaust  system  is  mandatory 
according to the law and some insurance 
firms. 

 

Inspection  and  maintenance  of  the  exhaust  hood 
fire suppression system  

Fire  suppression  components  require  a  regular 
maintenance to ensure they are in conformity with local 
fire  standards  and  regulations.    NFPA96  standards 
require 

two 

(2) 

annual 

inspections 

including 

replacement of components intended in the standard. 

Summary of Contents for CA Series

Page 1: ...User Manual CA Series Version V1 0...

Page 2: ...ds IMPORTANT ATTENTION DANGER A commercial kitchen hood must always be installed by professionals according to the local construction codes in force A commercial kitchen hood ventilation system can ha...

Page 3: ...f the kitchen exhaust hood collar 5 Exhaust hood collar joint and air supply collar joint on PE series 6 Self cleaning hood CA1M series plumbing fitting 6 Electrical wiring 6 Access on top of exhaust...

Page 4: ...exhaust system 9 Inspection and maintenance of the exhaust hood fire suppression system 9 Tips and tricks 10 Problems and solutions 11 ANNEX 1 Exhaust hood weight evaluation table 14 ANNEX 2 Assembly...

Page 5: ...e exhaust kitchen hood to the sun and to a temperature above 35 Celsius These conditions can affect the adherence of the protective film glue protecting the exhaust kitchen hood and may damage the sta...

Page 6: ...haust hood height installation Lift the kitchen exhaust hood and fix the hood with the threaded rods All of the kitchen exhaust hood mounting brackets must be held by a threaded rod Adjust the height...

Page 7: ...he installation and construction is completed Exhaust hood skirting It is possible to install a hood skirting provided by Cadexair or not above the hood The installation method may vary according to t...

Page 8: ...s adding the 5 speed values then divided by 5 Then multiply the average speed value by an effective area factor according to the filters size refer to table below Size Effective Area H x W in SQ FT SQ...

Page 9: ...be used the same way to facilitate the balancing of many exhaust hoods on the same exhaust fan The air flow will adjust according to the opening of the Geo Vary grease extractor If modifications are t...

Page 10: ...ractor Weekly maintenance Remove baffle filters and clean or soak with a hot water and degreaser solution Empty all grease cups located under modular extraction baffles Monthly maintenance Remove and...

Page 11: ...ial kitchen operates usually out of standard working hours evenings and week end It is recommended to have in inventory replacements exhaust and air supply fan motor belts Furthermore for critical com...

Page 12: ...Verify if the magnetic started is powered on the primary side if not verify the power system of the disconnect and the fuse on the distribution panel contact an electrician if needed If the magnetic s...

Page 13: ...ED Clean as fast as possible the suppression liquid Call the company in charge of you fire suppression system maintenance to put the system back in operation If the system is equipped with a rearming...

Page 14: ...50313 01 Installation and maintenance manual www cadexair com 13 1010 Boulevard Lionel Boulet 1 800 461 0668 Varennes Qu bec Canada J3X 1P7 water valves and change them if necessary then contact Cadex...

Page 15: ...1 7 6 1 85 6 5 2 7 2 15 7 5 2 3 8 2 45 8 5 2 6 9 2 75 9 5 2 9 10 3 05 Width CA S 27 12 30 14 33 15 36 16 39 18 42 19 45 20 48 22 Weight CA S PE 50 23 55 25 60 27 65 29 70 32 75 34 80 36 85 39 CA S M...

Page 16: ...dexair com 15 1010 Boulevard Lionel Boulet 1 800 461 0668 Varennes Qu bec Canada J3X 1P7 ANNEX 2 Assembly diagram of an exhaust hood with mecanical joints CA W series NOTE Verify carefully the install...

Page 17: ...t may cause performance issues Cleaning of the Geo Vary grease extractor When necessary remove the Geo Vary from the exhaust hood filter cage carefully noting the guillotine adjustment and position fo...

Page 18: ...ule According to the cooking type Frequency Systems serving solid fuel cooking operations Monthly Systems serving high volume cooking operations such as 24 hour cooking charbroiling or wok cooking Qua...

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