Therma-Stor Products Group Quiet-Vent Ventilation System User's Manual
Contents
1. 065 4 Maintenance srera aia ainiaan aaia 4 1 Lubricating the Blower MOtor ccccseeeeeeeeeeee 4 2 Cleaning the Blower SCreen ccscceceeeeeeeeeeeee 5 SErvera a N aa na ia aa 5 1 Circuit Breaker TripS cccccceeeececeeeeeeeeeseees 5 2 Blower Operates on One Speed Onlly 00008 5 3 7 Day Timer Does Not AdV nce ccceeeeeeeeeeee 54 Fan MOtO i ranri aaay a aA ide D5 Warranty iseen ai AEE eae nese 6 Service Parts Lists mirean aaa a un Tee OWANTAMY E E E E ds ddeated Serial No Purchase Date Dealer s Name Read the operation and maintenance instructions carefully before using this unit Proper adherence to these instructions is essential to obtain maximum benefit from your Quiet Vent Ventilation system Toll Free 1 800 533 7533 1 Specifications Model Quiet Vent Electrical Specs 110 120Vac GOHz 1ph Max HACR Type Circuit Breaker or Fuse 10A Blower Fasco 7090 1806 0 65 Amps Thermally Protected Capacitor 370 VAC 6 MFD 2 Installation AWARNING WARNING To reduce the risk of fire electric shock or injury to persons observe the following A Installation work and electrical wiring must be done by qualified person s in accordance with all applicable codes and standards including fire rated construction B Sufficient air is needed for proper combustion and exhausting of gases through the flue chimney of fuel burning equipment to prevent bac2. and you may also have other rights which vary from state to state Toll Free 1 800 533 7533 7 www thermastor com sales thermastor com
3. limited to the repair or replacement of the equipment F 0 B Madison WI Call the factory at 1 800 533 7533 Limitation and Exclusions If any Quiet Vent Ventilating System part is repaired or replaced the new part shall be warranted for only the remainder of the original warranty period applicable thereto but all warranty periods will be extended by the period of time if any that the QUIET VENT is out of service while awaiting covered warranty service UPON THE EXPIRATION OF THE WRITTEN WARRANTY APPLICABLE TO THE QUIET VENT VENTILATING SYSTEM OR ANY PART THEREOF ALL OTHER WARRANTIES IMPLIED BY LAW INCLUDING MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE SHALL ALSO EXPIRE ALL WARRANTIES MADE BY THERMA STOR LLC ARE SET FORTH HEREIN AND NO CLAIM MAY BE MADE AGAINST THERMA STOR LLC BASED ON ANY ORAL WARRANTY IN NO EVENT SHALL THERMA STOR LLC IN CONNECTION WITH THE SALE INSTALLATION USE REPAIR OR REPLACEMENT OF ANY QUIET VENT VENTILATING SYSTEM OR PART THEREOF BE LIABLE UNDER ANY LEGAL THEORY FOR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES THE END USER SHOULD TAKE PRECAUTIONS AGAINST SAME OR LOSS OF USE OR DAMAGE TO ANY REAL OR PERSONAL PROPERTY Some states do not allow limitations on how long an implied warranty lasts and some do not allow the exclusion or limitation of incidental or consequential damages so one or both of these limitation may not apply to you Legal Rights This warranty gives you specific legal rights
4. ITY CONTROLLERS BLK BLOWER WHT MODEL PART NO E amp Therma Stor uc 4019665 Th st Made in USA y g LABEL PART NO REV erma stor Madison wisconsin eee 4019654 B Figure 4 Cooking Area lt 3 Do Not Install Above or Inside 9 gt Ms This Area Pag x Pa Sa x s i x s s s s s s bry gt lt a S 445 45 x s s Cooking Equipment Figure 5 www thermastor com sales thermastor com AWARNING WARNING To reduce the risk of fire electric shock or injury to persons observe the following A Use this unit only in the manner intended by the manufacturer If you have questions contact the manufacturer B Before servicing or cleaning unit switch power off at service panel and lock service disconnecting means to prevent power from being switched on accidentally When the service disconnect ing means cannot be locked securely fasten a prominent warning device such as a tag to the service panel CAUTION CAUTION For general ventilating use only Do not use to exhaust hazardous or explosive materials and vapors 3 Operation 3 1 Using the Timers 1 Setting The 7 Day Timer Rotate the timer dial until the white pointer indicates the correct time of day Each segment moved toward the dial center represents 2 hours of low speed exhaust fan operation Typically the timer is set to operate during the time of
5. Quiet Vent A Therma Stor uc TS 174E Owner s Manual Quiet Vent Ventilation System Installation Operation amp Service Instructions Read and Save These Instructions Quiet Vent is a central exhaust ventilation system that replaces noisy low output and unreliable bath fans With today s tight homes Quiet Vent presents one of the best ways to eliminate pollutants i e normal household chemicals outgasing from construction materials furniture and carpeting by exhausting them out of the home Quiet Vent also reduces humidity levels that otherwise lead to mildew in closets condensation on windows insulation and walls which over just a few years can cause costly damage Specifications subject to change without notice 11 06 Toll Free 1 800 533 7533 1 www thermastor com sales thermastor com Table of Contents t Specifications rona aa Ei e oa 2 Installati n sriid 2 1 Back Drafting Open Combustion Devices 2 2 Location of the Quiet VENt ccccecceeeeeeeeees 2 3 Fresh Air INl tS cccccceeeeeeeeeeeeeeeeeeeeseeeeeneenaee 2 4 Hanging the Quiet Vent cceeeeeeeee eee eeeeeeeeeee 2 5 Ducting to and from the Quiet Vent 00 2 6 Wiring the Quiet Vent ccceeeeeeeeeeeeeeeeeeeneeeeee 3 Operation sc ssscis sec cessed adastel a a tek ieee ets REAT 3 1 USING the TIMELS ccccccseceeeeesseseeeneserenenenenes 3 2 Adjusting the Amount of Ventilation
6. ave an adjustable opening a filter and a shut off valve One air inlet is recommended in each bedroom 11 Hanger Strap 4 supplied Electrical 13 125 Box Cover 7 Day Timer 11 Hanger Strap 4 supplied SY Figure 2 THO VENTS VENT ONE EACH FLOOR PER DUCT 4 x 6 REGISTER HEAD L 4 METAL DUCT nha To 3 x 19 HALL STACK LING CROSS SECTIONAL AREA OF DUCTS O 4 12 4 SQ IN 6 28 SQ IN C 8 J30 SQ IN CO 2 5 x19 25 SQ IN CL 3 25 x 14 44 8 SQ IN Figure 3 TWO VENTS ON FIRST FLOOR ant PLATE oe DUCT 2 SF ENT INSULATED FLEX DUCT eset D CAP 3 1 74 X 1g 6 RND TRANSITION QUIET VEN CENTRAL VENTILATION SYSTEM NOTE 1 FLEXIBLE DUCT IS AN ACCEPTABLE ALTERNATIVE TO METAL DUCT 2 SHORT DUCT RUNS OR A POWDER ROOM REQUIRE A BLADE DUCT DAMPER TO AVOID POSSIBLE OVER VENTILATION WALL REGISTER FRAME PRIVACY BARRIER 1 4 X 14 STACK BOOT 4 DUCT eaten on re x 18 AMNPERED WALL Toll Free 1 800 533 7533 www thermastor com sales thermastor com 2 4 Hanging the Quiet Vent The Quiet Vent has four vibration absorbing straps for hanging from joists rafters or trusses See Fig 1 amp 3 and use 4 1 4 diameter lag bolts or the equivalent Locate the unit to minimize the ducting from the baths and kitchen t
7. ct tape Several ducting alternatives are illustrated in Fig 3 2 6 Wiring the Quiet Vent NOTE All electrical connections must be installed by a qualified electrician All wiring must conform to the local electric codes and or the National Electrical Code Quiet Vent uses a 115 volt 10 amp circuit which is connected to the black and white wires in the electrical cabinet see Fig 4 Spring wound one hour remote timers or humidity controllers located in the baths and kitchen are wired in parallel to the two blue wires These remote controls activate the high speed of the exhaust fan These controls are to be UL listed with minimum electrical ratings of 2 amps inductive load at 125 VAC The prewired 7 day timer located on the Quiet Vent activates the low speed of the exhaust fan The timer can be mounted remote from the Quiet Vent This requires a double gang electrical box and 3 conductors plus ground to extend connections to the timer from the Quiet Vent A 4 junction box cover is used to cover the timer opening on the Quiet Vent Toll Free 1 800 533 7533 Circuit to next timer in bath or kitchen Timer switch ground Timer switch ground 115 Volt circuit ground from Quite Vent to bath or kitchen 10 15 AMP 115 Volt circuit with ground from main electrical service Alternative Electrical Layouts 115V 60Hz 1PH POWER SUPPLY RELAY OPTIONAL REMOTE SWITCHES TIMERS OR HUMID
8. kdrafting 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 authorities C When cutting or drilling into wall or ceiling do not damage electrical wiring and other hidden utilities D Ducted fans must always be vented to the outdoors E If this unit is to be installed over a tub or shower it must be marked as appropriate for the application F NEVER place a switch where it can be reached from a tub or shower 2 1 Back Drafting Open Combustion Devices CAUTION CAUTION Do not use open combustion heating appliances unless equipped with power exhaust in a home equipped with exhaust fans i e bath fans kitchen hoods down draft stoves or the Quiet Vent System Under certain conditions these fans may cause the backdrafting of toxic combustion by products that are hazardous to human health and could cause death Therefore we strongly recommend using only closedcombustion direct vent or aerodynamically decoupled heating appliances in weather tight homes Most fur naces fireplaces and water heaters are now available with sealed combustion or power exhaust 2 2 Location of the Quiet Vent Ideally each bathroom and the kitchen are ducted with a 4 duct to the Quiet Vent See Fig 3 To make installation easy
9. nt is guaranteed for two years from the date of installation against all manufacturing defects provided the Quiet Vent has been installed operated and maintained as stated in this manual This warranty is limited to the repair or replacement of the equipment F 0 B MADISON WI Call the factory at 1 800 533 7533 6 Service Parts Item Part Number Qty Description 1 4022036 1 Blower w Capacitor 115V Fasco p n 7090 1806 2 4019782 4 Mounting Strap Rubber 3 4019649 1 Relay DPDT 120V 10A 4 4019648 1 Timer 7 Day Diehl TA 4073 Model 880 5 4019641 1 Wire Harness L1 6 4019642 1 Wire Harness L2 7 4019643 1 Wire Harness Blue 8 4019644 1 Wire Assembly Red 9 4019645 1 Wire Assembly Green 10 4019654 1 Wiring Diagram Specifications subject to change without notice www thermastor com sales thermastor com QUIET VENT Ventilating System Limited Warranty Warrantor Therma Stor LLC PO Box 8680 Madison WI 53708 Telephone 1 800 533 7533 Who Is Covered This warranty extends only to the original residential end user of the Quiet Vent Ventilating System and may not be assigned or transferred Warranty Therma Stor LLC warrants that for two 2 years from the date of installation the Quiet Vent Ventilating System will operate free from any defects in materials and workmanship provided the Quiet Vent has been installed operated and maintained as stated in the installation and operation manual This warranty is
10. nt oil is recommended every six months 4 2 Cleaning the Blower Screen AWARNING WARNING Disconnect the appliance from the power supply before cleaning the blower screen A coarse screen covers the blower inlet port located inside the Quiet Vent cabinet Vacuuming the screen is recommended every six months Remove the 4 x 4 cover on the side of the Quiet Vent cabinet for access See Fig 2 www thermastor com sales thermastor com 5 Service CAUTION CAUTION Requires a qualified service person because electrical shock hazard is present 5 1 Circuit Breaker Trips Check For Short In Wiring Turn off the 7 day timer by moving all the spades out Turn off all the remote timers and the dehumidistat if used If the circuit breaker trips locate a short in the wiring If the circuit breaker does not trip activate the 7 day timer If the circuit breaker then trips check the blower motor 5 2 Blower Operates on One Speed Only Operates On Low Speed Only If the blower operates only on low speed deactivate the 7 day timer so that unit is not running Activate one of the optional controls and then check for voltage to the relay coil terminals 7 and 8 See Figure 4 If voltage is not present check for a loose wire or a defective optional control If voltage is present check for voltage between relay terminal 4 and ground If there is no voltage the relay is defective If there is voltage at terminal 4 and the mot
11. o the Quiet Vent inlets and from the Quiet Vent outlet to the outside Because the oiling system depends on gravity the unit must be oriented with the hanger bolts on the top 2 5 Ducting to and from the Quiet Vent All flexible ducting connected to the unit should be UL listed The preferred method of ducting the exhaust air from the rooms is to use 4 round duct from 4 x 6 register heads located in the wall cavities or the ceiling For routing through 3 5 stud cavities flatten the 4 round duct to 3 25 If a 4 duct length from a full bath or kitchen exceeds 50 two 4 ducts or a 6 duct is recommended The 4 duct can be either metal or flexible and can be routed to the Quiet Vent 4 inlet or manifolded to a 6 duct If more than four 4 ducts are connected to the Quiet Vent use a 6 manifold on the Quiet Vent s 6 inlet DO NOT locate the register head connecting the kitchen duct to the Quiet Vent in the area designated in Fig 5 To exhaust the stale air connect a six inch insulated flexible duct from the outlet of the Quiet Vent to a dampered six inch wall cap If the length of the exhaust duct exceeds 50 ft an 8 duct should be used All the ducts must be insulated when they are located in non heated space in a cold climate Flexible duct can be spliced by threading the ends of the ducts into each other 3 turns To reduce leakage all the duct couplings should be taped with 3 turns of du
12. occupancy If additional ventilation is required to control moisture and odors additional spades can be moved in If the home becomes too dry decrease the hours of low speed operation 3 2 Using Remote Timers Estimate the ventilation time required and set it on the timer Activate the timer whenever moisture or odors are generated in the room If timers are not available locally they may be ordered with the Quiet Vent 3 2 Adjusting the Amount of Ventilation The amount of air removed from the home depends on the restrictions in the duct system and the amount of time the system operates If more or less ventilation is required the 7 day timer can be set for more or less low speed operation The air flow can be reduced by installing a duct damper in the exhaust duct of the Quiet Vent By partially closing the damper the CFM of stale air removed from the house can be reduced Figure 6 indicates air flow and power consumption versus static duct pressure Toll Free 1 800 533 7533 WOU TET VENT EXHAUST VENTILATION SYSTEM AIR FLOWS AND WATTS AT VARIOUS PRESSURES INCHES OF W G STATIC DUCT PRESSURE Figure 6 4 Maintenance 4 1 Lubricating the Blower Motor Although the motor is factory lubricated for many years of normal operation additional oiling will extend motor life To facilitate motor oiling tubing from the motor extends outside the Quiet Vent cabinet See Fig 1 Five to ten drops of SAE 20 Non Deterge
13. or does not operate the high speed winding of the blower motor is defective Replace the blower Operates On High Speed Only High speed operation of the blower has priority over low speed Verify that all the optional controls are in the off position If the blower operates on high speed constantly check for voltage between relay terminals 7 and 8 If voltage is present one of the optional controls is not opening and is defective If the blower operates only on high speed when the optional controls are activated and is off the rest of the time check that the segments on the 7 day timer are moved to the center of the dial thus calling for low speed ventilation If the blower does not run with the segments in and the optional controls off check for voltage between timer terminal 5 and ground If terminal 5 does not have voltage the timer is defective If terminal 5 has voltage and relay terminal 5 does not have voltage the relay is defective If relay terminal 5 has voltage the low speed winding of the blower motor is defective 5 3 7 Day Timer Does Not Advance Check for voltage between timer terminals 1 and 2 If voltage is present and the timer does not advance the timer motor is defective and the timer must be replaced Toll Free 1 800 533 7533 5 4 Fan Motor If the blower motor fails to operate when voltage is present at its leads the motor is defective and the blower must be replaced 5 5 Warranty The Quiet Ve
14. the Quiet Vent has one 6 and three 4 duct inlet Connections see Fig 2 The 6 outlet of the Quiet Vent is ducted to the outside of the home The Quiet Vent should www thermastor com sales thermastor com be positioned in the home to minimize the amount of duct and wire required for installation The unit should be mounted and oriented to allow periodic blower oiling cleaning of the internal blower screen via the side mounted clean out port and adjustment of the 7 day timer the timer can be remote mounted away from the Quiet Vent See paragraph F In cold climates the unit should be located in a heated space to prevent condensation from forming inside the cabinet A basement or utility room is an ideal location If the Quiet Vent and its ducting must be located in a unheated space in a cold climate they must be insulated to prevent condensation from forming in the system If the Quiet Vent is used to correct a moisture problem in an existing house a 6 duct should be run from near the ceiling in the center of the house to the Quiet Vent see Fig 3 This will provide adequate ventilation 2 3 Fresh Air Inlets The FRESH 80 fresh air inlets are recommended to provide fresh air to the bedrooms and prevent excessive depressurization These fresh air inlets should be located on an exterior wall near the ceiling in any isolated rooms that are occupied for extended periods of time with the door closed These vents h
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