Broan QTXE110S Instructions / Assembly
Contents
1. Allows fan to operate in automatic mode or manual mode for odor control by cycling ON OFF switch ON OFF SWITCH PURCHASE SEPARATELY l ON OFF SWITCH l SWITCH BOX WIRING OPTION 2 Fan can be turned ON OFF or set to operate automatically MODEL 68W 2 FUNCTION CONTROL PURCHASE SEPARATELY FAN Q 0o i O ON OFF HUMIDITY CONTROL HUMIDITY CONTROL AUTO OFF 120 VAC IN SWITCH BOX 4 Connect electrical wiring Run 120 VAC house wiring to installation location Use proper UL approved connector to secure house wiring to wiring plate Connect wires as shown in wiring diagrams BROAN INSTALL GRILLE 6 Finish ceiling Install ceiling material Cut out around housing 7 Plug in wiring Plug wiring into the proper receptacles 8 Attach grille to housing Squeeze grille springs and insert them into slots on each side of housing 9 Push grille against ceiling WARRANTY BROAN THREE YEAR LIMITED WARRANTY Broan warrants to the original consumer purchaser of its products that such products will be free from defects in materials or workmanship for a period of three years from the date of original purchase THERE ARE NO OTHER WARRANTIES EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE During this three year period Broan will at its option repair or replace without charge any pro2. 6 Ducted fans must always be vented to the outdoors 7 Acceptable for use over a tub or shower when connected to a GFCI Ground Fault Circuit Interrupter protected branch circuit 8 This unit must be grounded CAUTION A For general ventilating use only Do not use to exhaust hazardous or explosive materials and vapors 2 This product is designed for installation in flat ceilings only DO NOT MOUNT THIS PRODUCT INAWALL 3 To avoid motor bearing damage and noisy and or unbalanced impellers keep drywall spray construction dust etc off power unit 4 Please read specification label on product for further information and requirements Installer Leave this manual with the homeowner OPERATION The humidity control and fan can be op erated separately Use a 1 or 2 function wall control Do not use a dimmer switch to operate the humidity control or light See Connect Wiring for details SENSOR OPERATION This humidity sensing fan responds to a rapid to moderate humidity increases and b humidity above a 50 100 rela tive humidity set point a and b are set with SENSITIVITY adjustment Fan may occasionally turn on when environmental conditions change If the fan continuously responds to changing environmental condi tions SENSITIVITY adjustment may be required see section below STATUS INDICATOR This indicator can only be seen by looking directly at it Normal mode is 5 second
3. BROAN HUMIDITY SENSING FAN To register this product visit www broan com MODEL QTXE110S READ AND SAVE THESE INSTRUCTIONS WARNING A iN TO REDUCE THE RISK OF FIRE ELEC TRIC SHOCK OR INJURY TO PERSONS OBSERVE THE FOLLOWING 1 Use this unit only in the manner intended by the manufacturer If you have questions contact the manufacturer at the address or telephone number listed in the warranty 2 Before servicing or cleaning unit switch power off at service panel and lock the ser vice disconnecting means to prevent power from being switched on accidentally When the service disconnecting means cannot be locked securely fasten a prominent waming device such as a tag to the service panel 3 Installation work and electrical wiring must be done by a qualified person s in accordance with all applicable codes and standards including fire rated construction codes and standards 4 Sufficientair is needed for proper combustion and exhausting of gases through the flue chimney of fuel buming equipment to pre vent backdrafting Follow the heating equip ment manufacturer s guideline and safety standards such as those published by the National Fire Protection Association NFPA and the American Society for Heating Re frigeration and Air Conditioning Engineers ASHRAE and the local code authorities 5 When cutting or drilling into wall or ceiling do not damage electrical wiring and other hidden utilities
4. OT USE ABRASIVE CLOTH STEEL WOOL PADS OR SCOURING POWDERS 3 DO NOT USE cleaning sprays solvents or water on or near the sensor BROAN TYPICAL INSTALLATIONS T JOIST SPACER BLOCK MOUNTING CEILING MATERIAL GRILLE Housing mounted to I joists a JOIST POWER CABLE HANGER BARS span up to 24 fia is ne CEILING MATERAL GRILLE Housing mounted anywhere be tween l joists using hanger bars POWER POWER CABLE CABLE MOUNTING TABS HANGER BARS span up to 24 sc alae CEILING CEILING GRILLE JOIST MATERIAL CEILING JOIST CEILING GRILLE MATERAL Housing mounted anywhere be tween joists using hanger bars POWER CABLE HANGER BARS HANGER BARS span up to 24 span up to 24 HOUSING aati l CEILING MATERAL CEILING GRILLE MATERAL GRILLE Housing mounted anywhere be tween trusses using hanger bars Housing mounted anywhere between trusses using hanger bars MODEL QTXE110S Page 2 e Locate unit above GFCI protected circuit required or within 5 feet of shower head e Locate unit away from heating or cooling sources which can affect humidity levels Do not locate near window Unit may respond to the outdoor humidity level Unit must be installed in ceiling to properly sense moisture e Locate unit only on flat ceilings up to 12 fe
5. ach damper Page 3 trusses joists or I joists using hanger bars Sliding hanger bars are provided to allow for accurate posi tioning of housing anywhere between framing They can be used on all types of framing I joist standard joist and truss construction and span up to 24 HANGER BAR 4 Attach the MOUNTING CHANNELS to the housing using the SCREWS supplied Make sure TABS face up as shown Use the set of channel mounting holes marked STD to mount the housing flush with the bottom of the drywall Use the other set of holes not marked to mount the housing flush with the top of the drywall HOLE FOR OPTIONAL SCREW 2 BOTTOM EDGE OF FRAMING Extend HANGER BARS to the width of the framing Hold ventilator in place with the hanger bar tabs wrapping around the BOTTOM EDGE OF THE FRAMING NAIL ventilator to framing or fasten with screws not provided through HOLES near nails To ensure a noise free mount Secure hanger bars together with SCREWS or use a pliers to crimp mounting channels tightly around hanger bars 3 Install duct connector Snap damper duct con nector onto housing Make sure connector is flush with top of housing and damper flap falls closed 6 inch round duc twork Connect 6 inch round ductwork to damper duct connector Run ductwork to a roof cap or wall cap Tape all ductwork con nections to make them secure and air tight WIRING OPTION 1
6. duct or part which is found to be defective under normal use and service THIS WARRANTY DOES NOT EXTEND TO FLUORESCENT LAMP STARTERS AND TUBES This warranty does not cover a normal maintenance and service or b any products or parts which have been subject to misuse negligence accident improper maintenance or repair other than by Broan faulty installation or installation contrary to recommended installation instructions The duration of an implied warranty is limited to the three year period as specified for the express warranty Some states do not allow limitation on how long an implied warranty lasts so the above limitation may not apply to you BROAN S OBLIGATION TO REPAIR OR REPLACE AT BROAN S OPTION SHALL BE THE PURCHASER S SOLE AND EXCLUSIVE REMEDY UNDER THIS WAR RANTY BROAN SHALL NOT BE LIABLE FOR INCIDENTAL CONSEQUENTIAL OR SPECIAL DAMAGES ARISING OUT OF OR IN CONNECTION WITH PRODUCT USE OR PERFORMANCE Some states do not allow the exclusion or limitation of incidental or consequential damages so the above limitation may not apply to you This warranty gives you specific legal rights and you may also have other rights which vary from state to state This warranty supersedes all prior warranties To qualify for warranty service you must a notify Broan at the address or telephone number stated below b give the model number and part identification and c describe the nature of any defect in the product or part At the ti
7. et high for proper sensing e The fan will operate most efficiently when located where the shortest possible duct run and minimum number of elbows will be needed 2 Plan the wiring e Plan to supply the unit with proper line voltage and appropriate power cable Power cable should be routed to the switch box first and then to the unit See CONNECT WIRING on page 3 Do not operate this unit with a speed control Damage to the sensor unit will result INSTALL HOUSING amp DUCT 1a Mount housing to joist or l joist Use a pliers to bend housing TABS out to 90 Hold hous ing in place so that the hous ing tabs con PLAN THE INSTALLATION Choose the installation location The location of your humidity sensing fan is very important Use the follow ing guidelines for best opera tion INSULATION Can be placed around and over fan housing HOUSING 6 IN ROUN DUCT S 6 IN ROUN ELBOW S Purchase separately tact the bottom of the joist The housing mounts with four 4 screws or nails Screw or nail housing to joist through lowest holes in each mount ing flange then through highest holes SPACER use for mounting to I Joist _ I JOIST NOTE Mounting to I JOIST shown requires use of SPACERS included between the highest hole of each mounting flange and the I joist OR MODEL QTXE110S BROAN 1b Mount housing anywhere between 2 Att
8. is factory set at 20 minutes The TIMER controls how long the fan remains on a after rise in humidity and b humidity level are both below the user adjustable SEN SITIVITY setting or after being energized by cycling power switch To adjust the TIMER 1 Disconnect power at electrical service panel 2 Through the grille locate the TIMER screwdriver slot 3 Using a small flat blade screwdriver carefully rotate TIMER adjustment to desired setting 5 to 60 minutes 4 Check operation by cycling power switch as instructed under MANUAL ON WITH TIMED OFF or by turning on a humidity source until fan turns on 5 Check TIMER setting with watch or clock after turning humidity source off if it was turned on it Step 4 6 Repeat above steps if necessary CLEANING amp MAINTENANCE For quiet and efficient operation long life and attractive appearance lower or remove grille and vacuum interior of unit with the dusting brush attachment The motor is permanently lubricated and never needs oiling If the motor bearings are making excessive or unusual noises replace the motor blower wheel assembly SENSOR CLEANING The humidity sensor is mounted in the grille The sensor will operate most reliably when cleaned occasionally as follows 1 Disconnect power at service entrance 2 Remove the grille Use a dry dustcloth clean toothbrush or lightly vacuum to clean sensor and grille DO N
9. me of requesting warranty service you must present evidence of the original purchase date Broan NuTone LLC Hartford Wisconsin www broan com 800 558 1711 MODEL QTXE110S Page 4 SERVICE PARTS SERVICE NOTE To remove Blower Assembly Unplug motor Remove thumbscrew 13 from motor plate flange Find the single TAB on the motor plate located next to the receptacle Push up near motor plate tab while pushing out on side of housing Or insert a straight blade screwdriver into slot in housing next to tab and twist screwdriver 97016466 Housing 97016450 Duct Connector 6 98010102 Wiring Plate 99170245 Screw 8 18 X 375 97017085 Wire Panel Harness Assembly 97017999 Motor Blower Wheel Assembly 97017083 Motor Plate amp Control Assembly 97017087 Blower Assembly includes key nos 6 amp 7 Grille Assembly includes key nos 9 amp 12 Grille Spring 2 req d Spacer 2 supplied Hanger Bar Kit Sensor Wire Harness Thumbscrew 8 18 x 375 Replacement parts can be ordered on our website Please visit us at www broan com e NX1NOoRWN 97016963 99140199 97018014 QTHB1 99271344 99420665 Parts not listed are included with Assembly Order service parts by Part No not by Key No 99044377A
10. s on and off If it blinks rapidly for 5 seconds and then off check sensor connections on grille and fan housing MANUAL ON WITH TIMED OFF For odor or vapor control the fan can be en ergized by cycling its wall mounted switch if one is installed Once the fan has been turned on in this manner it will remain on for the set TIMER period To manually energize the fan 1 Go to Step 2 if switch is already on otherwise turn switch on for more than 1 second 2 Switch off for less than 1 second 3 Switch back on and fan will turn on SENSITIVITY ADJUSTMENT SENSITIVITY has been factory set for most shower applications If the fan is in a tub area or is used for dampness control the SENSITIVITY may need to be in creased toward maximum MAX If the control is responding too often to changing environmental conditions adjustment to ward less MIN SENSITIVITY may be required To adjust the SENSITIVITY 1 Turn power off at electrical service panel 2 Through the grille locate the SENSITIVITY screwdriver slot 3 Using a small flat blade screwdriver carefully rotate SENSITIVITY adjust ment toward MAX or MIN 4 Turn power on and check operation by turning on shower or other humidity source until fan turns on 5 Repeat above steps if necessary TIMER ADJUSTMENT This humidity sensing fan has a TIMER It is user adjustable from 5 to 60 minutes and
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