NuTone ULTRA SILENT QTRN Series Instructions Manual Download Page 1

MODELS   QTREN080 • QTREN110  

Page 1

WARNING  

TO REDUCE THE RISK OF FIRE, ELECTRIC SHOCK, OR IN-

JURY 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 service 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 combustion and exhausting 

of gases through the flue (chimney) of fuel burning equip-

ment to prevent backdrafting. Follow the heating equipment 

manufacturer’s guideline and safety standards such as those 

published by the National Fire Protection Association (NFPA), 

and the American Society for Heating, Refrigeration and Air 

Conditioning Engineers (ASHRAE), and the local code authori-

ties.

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 outdoors.
7. Acceptable for use over a tub or shower when connected to 

a GFCI (Ground Fault Circuit Interrupter) - protected branch 

circuit (ceiling installation only).

8.  This unit must be grounded.

CAUTION  

1. For general ventilating use only. Do not use to exhaust hazard-

ous or explosive materials and vapors.

2.  This product is designed for installation in ceilings up to a 

12/12 pitch (45 degree angle). Duct connector must point up. 

DO NOT MOUNT THIS PRODUCT IN A 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 informa-

tion and requirements.

READ AND SAVE THESE INSTRUCTIONS

CLEANING & MAINTENANCE

WARRANTY

Installer: Leave this manual with the homeowner.

For quiet and efficient operation, long life, and attractive appear-

ance - 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 blower assembly (includes motor and impeller).

OPERATION

Use an on/off switch or speed control to operate this ventilator. See 

“Connect Wiring” for details. Use of speed controls other than the 

NuTone Models 78V and 78W may cause a motor humming noise.

QTRN / QTREN SERIES
ULTRA SILENT

TM

 FANS

To register this 

product visit:

www.nutone.com

BROAN-NUTONE THREE YEAR LIMITED WARRANTY

Broan-NuTone 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-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 ACCESSO-

RIES FOR DUCTING. This warranty does not cover (a) normal maintenance 

and service or (b) any products or parts which have been subject to mis-

use, negligence, accident, improper maintenance or repair (other than by 

Broan-NuTone), 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-NUTONE’S OBLIGATION TO REPAIR OR REPLACE, AT BROAN-

NUTONE’S OPTION, SHALL BE THE PURCHASER’S SOLE AND EX-

CLUSIVE 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 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-NuTone 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 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.nutone.com    888-336-3948

Summary of Contents for ULTRA SILENT QTRN Series

Page 1: ...replace the blower assembly includes motor and impeller OPERATION Use an on off switch or speed control to operate this ventilator See Connect Wiring for details Use of speed controls other than the N...

Page 2: ...line voltage and appropriate power cable Housing mount ed anywhere between I joists using hanger bars Housing mount ed to joists Housing mount ed anywhere between joists using hanger bars Housing moun...

Page 3: ...b Mount housing anywhere between 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 o...

Page 4: ...motor Remove thumbscrew 11 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...

Page 5: ...con el accesorio del cepillo para sacudir polvo El motor est permanentemente lubricado y nunca necesitar aceite Si los cojinetes del motor est n haciendo ruido excesivo o inusual reemplace el conjunto...

Page 6: ...requiera el tramo de conducto m s corto posible y un m nimo n mero de codos Instale una tapa de techo o de pared que tenga un regulador de tiro incorporado a fin de reducir los contratiros Alimente l...

Page 7: ...de montaje del canal marcados como STD para montar la cubierta al ras con la parte inferior de la tablarroca Utilice el otro juego de orificios sin marca para montar la cubierta al ras con la parte su...

Page 8: ...no el n mero de la clave 99044373C NOTA DE SERVICIO Para desmontar el conjunto del ven tilador Desenchufe el motor Saque el tornillo de mariposa 11 de la brida de la placa del motor Localice la LENG...

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