Broan QTX110SL Installation Guide
Contents
1. 1 Allows fan to operate in automatic mode or manual mode for odor control by cycling ON OFF switch MODEL 66V 66W P66V P66W 3 FUNCTION CONTROL PURCHASE SEPARATELY ON OFF NIGHT LIGHT ON OFF FAN AUTO OFF HUMIDITY CONTROL N GRD it oe SWITCH BOX WIRING OPTION 2 Fan can be turned ON OFF or set to operate automatically MODEL 77DV 77DW P77Dv P77DW 4 FUNCTION CONTROL PURCHASE SEPARATELY Oo Q O HUMIDITY CONTROL 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 9 Push grille against housing ceiling Squeeze grille springs and insert them into slots on each side of housing ill N TD i HU T Li All iil HT Ah Hii UU 10 Remove light lens Carefully insert a small flat blade screwdriver between bulb 100W max and a grille and lens Pry lens 4W incandescent night out light bulb and screw them into their sockets Replace lens 11 Install light bulbs Purchase an incandescent WARRANTY BROAN NUTONE THREE YEAR LIMITED WARRANTY Broan NuTone warrants to the original consumer purchaser of its products that such produ2. head e Locate unit away from heating or cooling sources which can affect humidity levels e Do not locate near window Unit may respond to the outdoor humidity level e Unit must be installed in ceiling to properly sense moisture e Locate unit only on flat ceilings up to 12 feet 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 e Do not operate this unit with a speed control Damage to the sensor unit will result e Light or night light may be installed with a wall mounted motion control INSTALL HOUSING amp DUCT 1a Mount housing to joist or I joist Use a pliers to bend housing TABS out to 90 Hold housing in place so that the housing tabs contact 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 mounting flange then through highest holes NOTE Mounting to I JOIST shown requires use of SPACERS included between the highest hole of each mounting flange and the I joist SPACER _ g I JOIST OR BROAN 1b Mount housing anywhere between trusses joists o
3. BROAN HUMIDITY SENSING FAN LIGHT NIGHT LIGHT READ AND SAVE THESE INSTRUCTIONS WARNING A TO REDUCE THE RISK OF FIRE ELECTRIC SHOCK OR INJURY TO PERSONS OB SERVE 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 warning 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 Sufficient air is needed for proper combus tion and exhausting of gases through the flue chimney of fuel burning equipment to prevent 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 6 Ducted fans must always be vented to the ou
4. clean toothbrush or lightly vacuum to clean sensor and grille DO NOT 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 I JOIST POWER SPACER BLOCK CABLE HANGER BARS span up to 24 MOUNTING HOUSING pa CEILING MATERAL CEILING ape MATERIAL GRILLE JOIST GRILLE Housing mounted to I joists Housing mounted anywhere between I joists using hanger bars POWER CABLE HANGER BARS span up to 24 POWER CABLE MOUNTING TABS eee CEILING GRILLE CEILING MATERIAL JOIST CEILING CEILING GRILLE JOIST MATERAL Housing mounted anywhere between joists using hanger bars POWER CABLE HANGER BARS span up to 24 POWER CABLE HANGER BARS span up to 24 HOUSING HOUSING CEILING l CEILING MATERAL GRILLE MATERAL CRETE Housing mounted anywhere Housing mounted anywhere between trusses using between trusses using hanger hanger bars bars PLAN THE INSTALLATION 1 Choose the installation location The location of your humidity sensing fan is very important Use the follow ing guidelines for best opera tion Purchase separatel 6 IN ROUND ELBOW MODEL QTX110SL Page 2 e Locate unit above GFCI protected circuit required or within 5 feet of shower
5. cts 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 NuTone will at its option repair or replace without charge any product or part which is found to be defective under normal use and service THIS WARRANTY DOES NOT EXTEND TO FLUORESCENT LAMP STARTERS TUBES HALOGEN AND INCANDESCENT BULBS FUSES FILTERS DUCTS ROOF CAPS WALL CAPS AND OTHER ACCESSORIES FOR DUCTING 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 NuTone faulty installation or installation contrary to recommended installation instructions The duration of any 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 NUTONE S OBLIGATION TO REPAIR OR REPLACE AT BROAN NUTONE S OPTION SHALL BE THE PURCHASER S SOLE AND EXCLUSIVE REMEDY UNDER THIS WARRANTY BROAN NUTONE SHALL NOT BE LIABLE FOR INCIDENTAL CONSEQUENTIAL OR SPECIAL DAMAGES ARISING OUT OF OR IN CONNECTION WITH PRODUCT USE OR PERFORMANCE Some states do
6. el Harness Assembly Blower Assembly includes key nos 6 amp 7 Grille Assembly includes key nos 9 10 amp 14 Grille Spring 2 req d Lens Sensor Wire Harness Spacer 2 supplied Hanger Bar Kit Thumbscrew 8 18 x 375 Parts not listed are included with Assembly Order service parts by Part No not by Key No 99043586E
7. not allow the exclusion or limitation of incidental or consequential damages so the above limitation or exclusion 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 NuTone at the address or telephone number below b give the model number and part identification and c describe the nature of any defect in the product or part At the time of requesting warranty service you must present evidence of the original purchase date Broan NuTone LLC 926 W State Street Hartford Wisconsin 53027 www broan com 800 558 1711 Replacement parts can be ordered on our website Please visit us at www broan com MODEL QTX110SL Page 4 SERVICE PARTS SERVICE NOTE To remove Blower Assembly Unplug motor Remove thumbscrew 13 from motor plate 6 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 PartNo Description 97016466 97016450 98010102 99170245 97017086 97017452 97016965 99140199 99111345 99271344 99111293 SQTHB1 99420665 N onahkWN Housing Duct Connector 6 Wiring Plate Screw 8 18 X 375 Wire Pan
8. r 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 ere 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 2 Attach damper 3 Install MODEL QTX110SL Page 3 duct connector Snap damper duct con nector onto housing Make sure connecior 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
9. rom 5 to 60 minutes and 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 SENSI TIVITY 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 with the exact service motor The impeller should also be replaced 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
10. 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 energized 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 increased toward maximum MAX If the control is responding too often to changing environ mental conditions adjustment toward 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 To register this product visit www broan com MODEL QTX110SL TIMER ADJUSTMENT This humidity sensing fan has a TIMER It is user adjustable f
11. tdoors 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 1 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 PROD UCT INA WALL 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 oper ated separately Use a 1 or 2 func tion 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 environ mental conditions change If the fan contin uously responds to changing environ mental condi tions SENSITIVITY adjust ment may be required see section below STATUS INDICATOR This indicator can only be seen by looking directly at it Normal mode is 5 seconds on and off If it blinks rapidly for 5
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