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SAFETY CONSIDERATIONS

• 

• 

Never 

Never operate this fan without a window or door opened.

operate this fan without a window or door opened.

• 

• 

This fan is meant for general ventilation. 

This fan is meant for general ventilation. It has NOT been designed to ventilate particle laden and/or 

It has NOT been designed to ventilate particle laden and/or 

explosive mixtures of air and must NOT be used for such.

explosive mixtures of air and must NOT be used for such.

• 

• 

This fan is NOT for use in kitchens

This fan is NOT for use in kitchens

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• 

Before installing or servicing this fan, switch power off  at the home’s electrical panel to reduce the risk 

Before installing or servicing this fan, switch power off  at the home’s electrical panel to reduce the risk 
of damaging circuit boards, fi re, electrical shock, or injury.

of damaging circuit boards, fi re, electrical shock, or injury.

• 

• 

Install this fan in accordance with this manual and all local codes and standards.

Install this fan in accordance with this manual and all local codes and standards.

Some of the principles of safe  installation  and  operation of this product  are  not  immediately  obvious. 

Some of the principles of safe  installation  and  operation of this product  are  not  immediately  obvious. 
Read the following safety information before continuing further:

Read the following safety information before continuing further:

Thank you for purchasing a Cascade 

®

 ducted Whole House Fan.  This fan has been designed to provide many years 

of natural, quiet, and energy-effi

  cient cooling.

Please take a few minutes to read over this manual and its accompanying documents to make sure you are
prepared to install the Whole House Fan system. In particular: 

• 

• 

The  homeowner/resident  should  read  the  WHERE  TO  LOCATE  section  so  that  the  fan  will  be  correctly  lo-

The homeowner/resident should read the WHERE TO LOCATE section so that the fan will be correctly lo-
cated to maximize its eff ectiveness and effi

  ciency.

cated to maximize its eff ectiveness and effi

  ciency.

• 

• 

The  VENTILATION  REQUIREMENTS  section  is  also  particularly  important,  as  it  describes  the  minimum  attic 

The VENTILATION REQUIREMENTS section is also particularly important, as it describes the minimum attic 
ventilation neccessary to operate the fan.

ventilation neccessary to operate the fan.

• 

• 

The  INSTALLATION:  GRAVITY  DAMPER  section  contains  important  information  regarding  the  constraints 

The INSTALLATION: GRAVITY DAMPER section contains important information regarding the constraints 
within which this fan’s gravity damper must be installed.

within which this fan’s gravity damper must be installed.

The  Eggcrate  Inlet  Grille  and  Gravity  Damper  Assemblies  come  in  diff erent  size  openings.  Verify  which 

The Eggcrate Inlet Grille and Gravity Damper Assemblies come in diff erent size openings. Verify which gravity 

gravity 

damper  component  design  is  part  of  your  Whole  House  Fan  Assembly  by  actual  measurement  of  the  gravity 

damper component design is part of your Whole House Fan Assembly by actual measurement of the gravity 
damper opening section before beginning installation of gravity damper section.

damper opening section before beginning installation of gravity damper section.

Before installing this fan, inspect it and all of its parts for any damage it may have sustained during shipping. 

Before installing this fan, inspect it and all of its parts for any damage it may have sustained during shipping. DO NOT 

DO NOT 

INSTALL DAMAGED EQUIPMENT.

INSTALL DAMAGED EQUIPMENT. If you suspect this fan has been damaged during shipping, contact your reseller.

 If you suspect this fan has been damaged during shipping, contact your reseller.

Whole  House  Fans  are  designed  to  be  installed  within  a  home’s  attic,  which  makes  them  and  their  sub-

Whole House Fans are designed to be installed within a home’s attic, which makes them and their sub-
components  diffi

  cult  to  access  once  installed. 

components diffi

  cult to access once installed. TEST THIS  FAN  OUTSIDE    OF   THE    ATTIC    BEFORE  INSTALLING  IT 

TEST THIS FAN OUTSIDE  OF  THE  ATTIC  BEFORE INSTALLING IT 

PERMANENTLY.

PERMANENTLY.

P/N 780105002  01/21  Rev A

Summary of Contents for CA6.5

Page 1: ...rk familiar with all the precautions required and has complied with all the requirements of the authority having jurisdiction Installation Date Installed By Phone P N 780105002 01 21 Rev A Cascade Series WHOLE HOUSE FAN SYSTEMS CA6 5 MODEL INSTALLATION MANUAL ITEMS INCLUDED 2 Fan Assembly with steel support straps hardware and 20 foot power cord 2 Duct Support Straps hardware 2 Acoustic Flex Duct ...

Page 2: ...page 2 of 16 P N 780105002 01 21 Rev A THIS PAGE LEFT INTENTIONALLY BLANK ...

Page 3: ...y cated to maximize its effectiveness and efficiency The VENTILATION REQUIREMENTS section is also particularly important as it describes the minimum attic The VENTILATION REQUIREMENTS section is also particularly important as it describes the minimum attic ventilation neccessary to operate the fan ventilation neccessary to operate the fan The INSTALLATION GRAVITY DAMPER section contains important ...

Page 4: ...peed operation if desired please refer to the appropriate wiring dia grams for further information If a remote controlled outlet is used for fan control the remote outlet must be rated for the electrical load requirements of the specific model to be installed Cascade Series Whole House Fan Systems include wall mount electrical control components including 2 multi speed switches a white Decora dupl...

Page 5: ...ing ventilation be verified before it is installed Manufacturers typically publish their vents net free ventilation areas and or ratios in their products specification documents If this information is unavailable a ratio of 50 net free area to total area is usually a good rule of thumb A notable exception to this rule of thumb are ridge vents The industry standard net free ventilation area for rid...

Page 6: ...m their home s structure and contents This essentially pre cools the home ahead of the rise in temperature the next day which can reduce or even eliminate the need for air conditioning This CascadeWhole House Fan has been designed specifically for quiet and efficient operation As such we strongly recommend homeowners run this fan through the night to reduce their energy expense With these principl...

Page 7: ...nd engaging with the opening of the damper assembly 2 Using the cardboard from the fan system s packaging or other suitable material make a rectangular tem plate for the rough opening of the damper assembly to these dimensions making sure all sides are at right angles to each other a Cascade CA 6 5 model 14 1 4 wide 36 1 4 long FIGURE 1 TEMPLATE 3 Take the template into the attic above the general...

Page 8: ... other building elements of concern into hidden wiring plumbing or other building elements of concern 11 From below install drywall screws through the ceiling and through the flanges of the damper assembly and into any addition framing positioned above the flanges Use care to avoid installing screws outside of the area that will be covered by the eggcrate inlet grille 12 Hold the eggcrate grille i...

Page 9: ...upstream end of the duct to be as loose as possible Squeeze and position the flexible acoustic duct collar over the oval shaped collar on the damper box and attach using 3 of the screws provided or other suitable screws Note that twisting the duct will cause the fan to try to roll out of position Seal the joint with approved duct tape mastic or other approved means 4 Lift and support the fan assem...

Page 10: ...ic outlet box provided in the desired location 2 Run a 15 amp 115 VAC power circuit to the plastic outlet box installed in the living space using romex 14 2 with ground wire minimum Refer to minimum ampacity and maximum overload protection requirements listed for this power run Note a dedicated circuit is recommended Note Romex wire is defined as wire Gauge of conductors ie 14 2 14 3 Always use Ro...

Page 11: ...page 11 of 16 DIAGRAM 1 For CA6 5 Models Hardwired to Fan Assembly DIAGRAM 2 For CA6 5 Models with Dual 2 Speed Wall Controls P N 780202604 RevA P N 780202603 RevA P N 780105002 01 21 Rev A ...

Page 12: ...one of the 2 fan assemblies Switch the fan speed switches to the desired fan speed Each switch controls one of the 2 fan assemblies use them in conjunction to reach the desired speed setting use them in conjunction to reach the desired speed setting The fan will turn off if both speed switches are switched to off The fan will turn off if both speed switches are switched to off P N 780105002 01 21 ...

Page 13: ...ep the area in front of the fan as unobstructed as possible no object should be closer than 24 to the face of the fan This fan has been factory tested If problems are encountered please take a few moments to run through the following troubleshooting procedures before calling for assistance If the fan does not turn on check power to the unit and the wiring at both ends of the switch and the fan mou...

Page 14: ...52 SPECIFICATIONS Due to our continual product improvement efforts performance ratings and specifications are subject to change without notice Attic Net Free Ventilation and Open Window Ventilation Areas are listed as minimum requirements Actual lower ventilation areas may reduce fans overall performance at high speeds PART MODEL DESCRIPTION 602604201 AH WTT Digital Wall Timer Temp Ctl w RJ12 Cabl...

Page 15: ...page 15 of 16 P N 780105002 01 21 Rev A FIGURE 6 CASCADE CA6 5 REPLACEMENT PARTS P N 780800600 RevA ...

Page 16: ...S RESULTING FROM THE USE OF PRODUCT Some states do not allow the exclusion or limitation of incidental or consequential damages so the above limitation or exclusion may not apply to you b THIS WARRANTY AND REMEDIES ARE EXCLUSIVE AND IN LIEU OF ALL OTHER WARRANTIES REMEDIES AND CONDITIONS WHETHER ORAL WRITTEN EXPRESS STATUTORY OR IMPLIED TO THE EXTENT PERMITTED BY LAW COMPANY DISCLAIMS ALL IMPLIED ...

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