Therma-Stor Products Group Ultra-Aire 100V User's Manual
Contents
1. u LLL sassa 17 6 2 High Efficiency Air Filtgr UL 00222 17 6 3 Fam Qillu uu l u n anual S 17 T S0 u T 17 I SS iss 17 7 2 Technical description 17 7 3 Troubleshooting 2 17 7 4 Refrigerant Charging 18 7 5 Fan Replacement L nuansa 18 7 6 Compressor Capacitor 18 7 6 Checking Compressor Motor Circuits 18 7 6B Replacing Burned Out 19 7 66 Replacing Compressor Nonburn 19 ROMOte 19 7 7A Humidity 2200 19 Ventilation TMi y 20 7 8 Defrost Thermostat u uu u u u 20 7 9 Electric Ventilation 20 Electrical 5 440044440 000 21 Pictorial Electrical 22 Service Parts hain 23 Optional Parts Listesinin 24 External Insulation 25 Control Panel Installation l 26 ta ieee 27 Ultra Aire 100V Installer s amp Owner s Manual SAFETY PRECAUTIONS Safety Precautions Read the installation operation and m2. Warranty service will be performed during normal working hours UPON THE EXPIRATION OF THE WRITTEN WARRANTY APPLICABLE TO THE ULTRA AIRE DEHUMIDIFIER 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 ULTRA AIRE DEHUMIDIFIER OR PART THEREOF BE LIABLE UNDER ANY LEGAL THEORY FOR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES INCLUDING WITHOUT LIMITATION WATER DAMAGE THE END USER SHOULD TAKE PRECAUTIONS AGAINST SAME LOST PROFITS DELAY 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 and you may also have other rights which vary from state to state 27 Ultra Aire 100V Installer s amp Owner s Manual Therma Stor Information this document is subject to change without notice No part of Box 8680 Madison WI 53708 this document may be reproduced or transmitted in any form or by a
3. 7 4 5 Ventilation 7 4 6 High Efficiency Air 8 Control Package Diagram 9 5 DEH 3000 Digital Control 0 10 HA SPOCHICATIONS si u u u u Lu u 10 9 2 Installali hi a anan 10 5 2A Install INStrUCTIONS I a 10 10 5 26 Auxillary Relay 11 5 20 Dehumidifier Lockout 11 OLE LOCION 12 12 5 3 13 13 13 5 36 Setting L L u l ah aap 13 5 30 Setting Clock Time 13 5 3E Setting Relative Humidity Setpoint 13 5 3F Fan Setting amp 14 5 36 Damper Operation and Setting Ventilation 14 5 3H Intermittent Programmed Ventilation 15 5 31 Temperature Cutout Programming 16 5 34 Default Settings 16 GaMaintenanee seis u 17 6 1 Standard Alr
4. keys change the duration that the damper will remain closed between ventilation For the example given starting at 8 00AM in the morning the control will ventilate fresh air for 15 minutes then stop for 15 minutes This schedule of 15 minutes open 15 minutes closed will continue until the start time of the night schedule Press PROGRAM ENTER again to go to the MON FRI night schedule Repeat the steps listed above for this and the SAT SUN day and night schedules When you return to the main program menu use the up down RH buttons to select RUN PROGRAM PROGRAM HOLD RUN PROGRAM PROGRAM TEMP CUTOUT EXIT Press PROGRAM ENTER to run the program The display will appear as follows 7 42PM MONDAY cy SETPOINT 49 VENT 15 15 FAN AUTO Vent schedule on time off time Program RUN mode 5 31 Temperature Gutout Programming Ultra Aire units produce heat when dehumidifying Depending on outside conditions the ventilation function may introduce warm air into the space Occasionally the operation of the Ultra Aire may produce enough heat to drive temperatures up The temperature cutout feature disables all Ultra Aire operations if temperatures reach cutout setpoint In most installations this feature will not need to be used If temperature cutout is desired program the setpoint by pressing the PROGRAM ENTER button Press RH until TEMP CUTOUT
5. is flashing Use up or RH down to adjust setpoints 5 3 Default Settings Upon initial power up or after prolonged power outages more than 30 minutes the DEH 3000 is programmed with the following defaults A space is provided to make note of user inputs Setting Default My Setting RH setpoint 50 Ventilation Operation Closed Fan Setting Auto Temp Cutout 80 If you have questions about the DEH 3000 please call Therma Stor LLC at 1 800 533 7533 or email us at sales thermastor com Ultra Aire 100V Installer s amp Owner s Manual FOR HVAC INSTALLER AND HOMEOWNER 6 Maintenance 6 1 Standard Air Filter The Ultra Aire is equipped with a pleated cloth air filter This filter should be checked monthly Operating the unit with a dirty filter will reduce dehumidifier capacity and efficiency and may cause the compressor to cycle off and on unnecessarily on the defrost control To access the air filter remove a filter access panel from one end of the Ultra Aire To remove the filter access panel from the Ultra Aire pull the panel straight up about 1 2 until the bolt heads near the bottom of the panel are centered in the larger opening of the keyhole slots Next rock the bottom of the access panel away from the Ultra Aire and lift the access panel straight up to remove the tab on top of the panel from the slot in the top of the Ultra Aire The filter should be readily visible and can be removed by pullin
6. Humidity Control The humidity control is an adjustable switch that closes when the relative humidity of the air in which it is located rises to the dial set 19 Ultra Aire 100V Installer s amp Owner s Manual FOR HVAC INSTALLER AND HOMEOWNER point It opens when the RH drops 4 to 6 below the set point If the Ultra Aire does not run try turning the humidity control clockwise until it reaches the stop and the knob pointer points at ON The Ultra Aire is equipped with a automatic defrost mechanism If the Ultra Aire operates in conditions that develop frost on the evaporator it will sense the frost build up and automatically defrost the evaporator The Ultra Aire may not appear to be operating correctly during the defrost sequence but once the defrost is completed the Ultra Aire will resume dehumidifying 7 78 Programmable Ventilation Timer The ventilation timer controls the fan and the motorized fresh air damper When the ventilation timer is activated the central conditioning unit will circulate the indoor air and bring in fresh air from outside The ventilation timer should be set for the required ventilation of the residence The home should be ventilated with fresh air whenever it is occupied If the Ultra Aire fails to ventilate as expected check that the time on the timer is correct For the timer to carry out the program schedule the slide switch in the upper left corner on the timer must be set to AUTO T
7. Monday through Friday There are also two programs for Saturday and Sunday No other choice of days is available Each program has A START time of day when the ventilation schedule begins e An FOR duration for the amount of time the damper stays open in 5 minute intervals from 0 to 60 A CLOSED FOR duration which closes the vent for a specified time in 5 minute intervals from 0 to 60 Example 1 Press PROGRAM ENTER button The following menu appears PROGRAM HOLD RUN PROGRAM PROGRAM TEMP CUTOUT EXIT 2 Using the up down RH buttons select PROGRAM The following menu appears PROGRAM MON FRI SAT SUN MON SUN EXIT You can select from MON FRI or SAT SUN for separate weekday weekend schedules or MON SUN which gives you equal weekday weekend schedules Menu when you select MON FRI or SAT SUN PROGRAM MON FRI DAY START DENT OPEN FOR CLOSED FOR 8 00AM 5 5 1 Enter the starting time for weekdays using the up down RH keys to change the time 15 Ultra Aire 100V Installer s amp Owner s Manual FOR HVAC INSTALLER AND HOMEOWNER 2 Press the program enter key to toggle to the open for setting Using the up down RH keys change the duration that the damper will ventilate fresh air 3 Press the program enter key to toggle to the closed for setting Using the up down RH
8. acid odor is present skip down to the section on changing a non burn out compressor 2 Remove and properly dispose of the system charge DO NOT vent the refrigerant indoors or allow it to contact your eyes or skin 3 Remove the burned out compressor Use rubber gloves if there is any possibility of contacting the oil or sludge 4 To facilitate subsequent steps determine the type of burn out that occurred If the discharge line shows no evidence of sludge and the suction line is also clean or perhaps has some light carbon deposits the burn out occurred while the compressor was not rotating Contaminants are therefore largely confined to the compressor housing A single installation of liquid and suction line filter driers will probably clean up the system If sludge is evident in the discharge line it will likely be found in the suction line This indicates the compressor burned out will running Sludge and acid have been pumped throughout the system Several changes of the liquid and suction filter driers will probably be necessary to cleanse the system 5 Correct the system fault that caused the burn out Consult the factory for advice 6 Install the replacement compressor with a new capacitor and an oversized liquid line filter In a running burn out install an oversized suction line filter drier between the accumulator and compressor Thoroughly flush the accumulator with refrigerant to remove all trapped sludge and to pre
9. deactivate the dehumidifier when the air conditioner is running 24 VAC Yellow wire from dehumidifier Standard wire colors for thermostats are as follows Description Color Terminal code 24VAC Return Red R Call for Heat White W1 Force Fan Green G Compressor Call for Cooling Yellow YorY1 11 Ultra Aire 100V Installer s amp 0wner s Manual FOR HVAC INSTALLER ONLY DEHUMIDIFIER DEACTIVATES WHEN THE AIR CONDITIONER IS RUNNING The wire the thermostat transformer black needs to be wired with the yellow wire from the dehumidifier e The Red wire on the thermostat needs to be wired with the Yellow wire from the dehumidifier e The Yellow wire from the thermostat must be wired to the AC off sensor terminal YELLOW AIR CONDITIONER TRANSFORMER DEHUMIDIFIER ACTIVATES WHEN THE AIR CONDITIONER IS RUNNING The wire the thermostat transformer black needs to be wired with the yellow wire from the dehumidifier e The Red wire on the thermostat needs to be wired with the Yellow wire from the dehumidifier e The Yellow wire from the thermostat must be wired to the AC on sensor terminal YELLOW AIR CONDITIONER TRANSFORMER 5 2 Location Install the remote control panel in a central area of the structure where it will sense the relative humidity of the structure accurately Do not install the control panel where it ma
10. filter is 4 inches thick and should be installed in the filter enclosure directly below the standard air filter The standard air filter will act as a pre filter for the high efficiency air filter and will prolong the life of the high efficiency air filter 8 Ultra Aire 100V Installer s amp Owner s Manual ATTENTION INSTALLER WIRE THE UNIT AND CONTROL PACKAGE AS SHOWN IN THE DIAGRAM BELOW Humidity Fan Control Panel Humidity Control Switch 2 lt Control Part No 4024155 Dehumidifier Ventilation Timer Do not connect these leads directly together or damage Humidity Gontrol Panel to the transformer will result 0ptional Damper Humidity Control Control Part No 4024125 BU Dehumidifier DEH 3000 Digital Control E UA Base Unit White l optional DAMPER Yon Red Blue Green x DMP FAN Control Part No 4026570 WARNING 00 allow the yellow lead from the unit to contact the red lead or the white lead from the unit or damage to the transformers will result Do not direct connect the white lead on the unit to the violet lead on the ventilation control or damage to the transformer will result 9 Ultra Aire 100V Instal
11. remove the plastic cap from the two oiling tubes extending from the unit above the nameplate Locate the oil ports on the motor as indicated in Figure 6 Add 3 to 5 drops of SAE 20 nondetergent oil to each port every 6 months DO NOT use thinner oil or penetrating oil fan life can actually be decreased by such oil 7 Service CAUTION Servicing the Ultra Aire with its high pressure refrigerant system and high voltage circuitry presents a health hazard which could result in death serious bodily injury and or property damage Only qualified service people should service this unit 7 1 Warranty A warranty certificate has been enclosed with this unit read it before any repair is initiated If a warranty repair is required call the factory first at 1 800 533 7533 for warranty claim authorization and technical assistance 7 2 Technical Description The Ultra Aire uses a refrigeration system similar to an air conditioner s to remove heat and moisture from incoming air and add heat to the air that is discharged See Figure 3 Hot high pressure refrigerant gas is routed from the compressor to the condenser coil See Figure 3 The refrigerant is cooled and condensed by giving up its heat to the air that is about to be discharged from the unit The refrigerant liquid then passes through a filter drier and capillary tubing which cause the refrigerant pressure and temperature to drop It next enters the evaporator coil where it absorbs he
12. 95 1 Knob Black 25 shaft 34 4024150 1 Instructions Humidity Fan not shown 35 4024122 1 Instructions Ventilation Timer amp Humidity not shown 36 4025560 1 Switch Black SPDT ON OFF 37 4022486 1 Timer 7 Day 24 Vac Programmable 38 4022443 1 Wire Harness Ventilation Timer amp Humidity not shown 39 4022474 1 Wire Harness Humidity Fan not shown 40 4023647 1 Damper Check 8 Diameter not shown 41 4022474 1 External Insulation Kit Optional not shown 24 Ultra Aire 100V Installer s amp Owner s Manual ULTRA AIRE 100V EXTERNAL INSULATION KIT filter access panel 33 x19 75 on back 1 layer r gt ES 5 S s gt N No 5 L Fe p se lt n O 0 z co Or s TA k c e 2 N 96 gt JP gt 25 x x OG w 1 1 1 amp 17 5 x7 on upper sides 1 layer 18 x17 5 apply before 10 x4 EH 1 s 12 x3 triangle 1 layer blower outlet Blower Side View Ultra Aire 100V Installer s amp 0wner s Manual 25 2 4 ULTRA AIRE 100V CONTROL PANEL INSTALLATION The following installation inst
13. Amps grounded Capacity 100 pints day 80 F 60 RH Operating Temp Range 56 F min 100 F max Air Flow 255 CFM without external ducting 212 CFM 20 IWG external static 170 CFM 40 IWG external static Refrigerant Charge 1 Ibs 14 07 R 22 Duct connections Round 8 amp 6 inlets 8 outlet Filter Size Pleated cloth 2 X 16 X 20 High Efficiency 4 X 16 X 20 Size w o duct collars 21 long x 17 wide x 42 high Weight 119 Ibs 3 Installation 3 1 Location The Ultra Aire should be located near the existing air handling system to minimize the required ductwork for connecting the Ultra Aire to the existing air handling system The controls for the Ultra Aire are remote from the unit and must be located in the space that is to be conditioned The controls are low voltage 24 volt and should be connected to the Ultra Aire with low voltage thermostat cable If fresh air ventilation is desired thought should be given to the location for the fresh air ducting A 6 round duct will have to be installed on the Ultra Aire and run to the outside of the structure to bring in fresh air Use an 8 insulated round duct for lengths of more than 25 or if more than 100 CFM is needed 3 2 Electrical Requirements The Ultra Aire plugs into a common grounded outlet on a 15 Amp circuit It draws between 6 and 7 Amps under normal operating conditions If used in a wet area pool spa room or basement prone to flooding a grou
14. INSTALLER S amp OWNER S MANUAL HVAC INSTALLER PLEASE LEAVE MANUAL FOR HOMEOWNER Ultra Aire 100 Dehumidification The highly efficient Ultra Aire 100V dehumidifier utilizes refrigeration to cool the incoming air stream below its dew point This cooled and drier air is used to pre cool the incoming air stream resulting in a significant increase in overall efficiency After the pre cooling stage the processed air is reheated by passing through the condenser coil The heat removed by the evaporator coil is returned to the air stream resulting in an overall temperature increase of the air leaving the unit The Ultra Aire 100V is controlled by 24 volt remote wired controls A variety of controls are available suitable to various applications Fresh Air Ventilation Optional fresh outdoor air may be ducted to the unit via a six inch round duct This provides fresh air to dilute pollutants and maintain high oxygen content in the air The amount of fresh air ventilation can be regulated by a variety of dampers and controls Air Filtration The UA 100V includes air filtration to improve indoor air quality A MERV 11 media filter is standard An optional MERV 14 deep pleated 95 media filter is available for optimum air filtration and to reduce potentially harmful airborne particles If the optional filter is chosen the standard filter operates as a prefilter Part No 4022200 Serial No Therma Stor B
15. NT CLOSED FAN AUTO HOLD Auto Mode 8 54PM SATURDAY l 83 SETPOINT 17 o DENT 00 60 o FAN N RUN 0ff 8 17PM MONDAY 4 1 T 3D Setting Clock Time Press and hold the CLOCK button The hour display will flash Release the button 2 Use the UP DOWN RH buttons to change the value 3 Press the CLOCK button again and the minute display will flash Use the RH buttons to change the value 4 Press the CLOCK button again and the AM PM display will flash Use the RH buttons to toggle the value 5 Press the CLOCK button again and the day display will flash Use the RH buttons to change the value If the CLOCK button is pressed again or no button is pressed for 5 seconds the display will automatically return to home 5 3E Setting Relative Humidity Setpoint The relative humidity setpoint the average RH that is maintained operates the dehumidifier function of the Ultra Aire It has no effect on any other function of the unit The control senses the ambient relative humidity of the space in which it is located 13 Ultra Aire 100V Installer s amp Owner s Manual FOR HVAC INSTALLER AND HOMEOWNER Operation The initial dead band setting the range that the dehumidifier cycles on and off is 3 With a setpoint of 50 the dumidifier turns on when the reading reaches 53 The dehumidifier continues to remove water from the air until the reading i
16. VAC Red Wire Normally Optional Use Normally Closed Dehumidistat Blue Wire Damper White Wire Optional See warning below Green Wire 5 2B Wiring WARNINGS po ALLow THE YELLOW LEAD FROM THE ULTRA AIRE TO CONTACT THE RED OR WHITE LEADS FROM THE ULTRA AIRE OR DAMAGE THE TRANSFORMER WILL RESULT WARNINGS UNPLUG ULTRA AIRE BASE UNIT BEFORE WIRING CONTROL The installer must supply the wiring between the Ultra Aire and the control panel Be sure to safely route the control wires to prevent damage during installation Be careful not to cross the wires when connecting the Ultra Aire and the remote control panel or damage to the transformer may result The remote control of the Ultra Aire is powered by a low voltage circuit 24 VAC and must NEVER contact or be connected to a high voltage circuit Some of the control wires leaving the Ultra Aire may not be used with certain control panels and should be left safely disconnected with wire nuts taped onto the stripped ends Be sure to consult the electrical schematic in this manual or on the front panel of the Ultra Aire before making the control connections 10 Ultra Aire 100V Installer s amp Owner s Manual FOR HVAC INSTALLER ONLY UA Base Unit optional Reg Blue Green DEH 3000 Wiring Diagram DMP COMP FAN WARNING ro TRANSFORMER DAMAGE ONLY CONNECT WHITE WIRE TO CONTROL IF DAMPER IS USED The white wire controls
17. aced if continuity exists across its terminals If there is no needle movement with the meter set on the Rx100000 scale the capacitor is open and must be replaced 10 Reconnect the wires to the compressor and capacitor Plug in and turn on the unit If the compressor fails to start replace the run capacitor 11 If the unit still does not start adding a hard start kit relay amp capacitor will provide greater starting torque If this doesn t work the compressor has an internal mechanical defect and must be replaced 7 6 Replacing Burned Out Compressor The refrigerant and oil mixture in a compressor is chemically very stable under normal operating conditions However when an electrical short occurs in the compressor motor the resulting high temperature arc causes a portion of the refrigerant oil mixture to break down into carbonaceous sludge a very corrosive acid and water These contaminants must be carefully removed otherwise even small residues will attack replacement compressor motors and cause failures The following procedure is effective only if the system is monitored after replacing the compressor to insure that the clean up was complete 1 This procedure assumes that the previously listed compressor motor circuit tests revealed a shorted or open winding If so cautiously smell the refrigerant from the compressor service port for the acid odor of a burn out WARNING The gas could be toxic and highly acidic If no
18. aintenance instructions carefully before installing and operating this device Proper adherence to these instructions is essential to obtain maximum benefit from your Ultra Aire indoor air quality system READ AND SAVE THESE INSTRUCTIONS e The device is designed to be installed IND00RS IN A SPACE THAT IS PROTECTED FR0M RAIN AND FL00DING e Install the unit with space to access the front panel for maintenance and service DO NOT INSTALL UNIT WITH THE FRONT PANEL INACCESSIBLE e Avoid directing the discharge air at people or over the water in pool areas e f used near pool or spa be certain there is NO chance the unit could fall into the water splashed and that it is plugged into GFCI GROUND FAULT CIRCUIT INTERRUPT OUTLET e DO NOT use the device as a bench or table e DO NOT place the device directly on structural members e A drain pan MUST be placed under the unit if installed above a living area or above an area where water leakage could cause damage 3 Ultra Aire 100V Installer s amp Owner s Manual FOR HVAC INSTALLER ONLY 1 Intended Application for Ultra Aire 100V For the ideal installation draw air from the central part of the home and return it to isolated areas of the home like the bedrooms den utility room or family room The ductwork of the existing heating system can be used to supply air to the home 2 Specifications Model Ultra Aire Indoor Air Quality System Electrical 110 120 VAC 6 8
19. area s RH to the setting The Ultra Aire unit and refrigerant based dehumidifiers in general will reduce a warm RH to lower level than that of a cool space It is therefore pointless to set the humidity control to excessively low levels in cool rooms doing 0 will result in long periods of ineffective dehumidifier run time Quality humidity meters are available from the factory and are recommended to accurately monitor humidity levels 4 4 Fan Filter Switch Turning ON the fan filter switch will cause the central conditioning unit s internal fan to run continuously whether the central conditioning unit is dehumidifying or not This function is desirable if the central conditioning unit is used for air circulation and filtration When the switch is ON air will be constantly filtered through the central conditioning unit and circulated throughout the house When the switch is OFF the fan will operate only when the humidity control calls for Figure 4 Fan Filter Switch dehumidification or when the ventilation timer calls for ventilation 4 5 Ventilation Timer The ventilation timer controls the fan and the motorized fresh air damper When the ventilation timer is activated the central conditioning unit will circulate the indoor air and bring in fresh air from outside The ventilation timer should be set for the required ventilation of the residence The home should be ventilated with fresh air whenever it i
20. at from the incoming air and evaporates The evaporator operates in a flooded condition which means that all the evaporator tubes contain liquid refrigerant during normal operation A flooded evaporator should maintain constant pressure and temperature across the entire coil from inlet to outlet The mixture of gas and liquid refrigerant enter the accumulator after leaving the evaporator coil The accumulator prevents any liquid refrigerant from reaching the compressor The compressor evacuates the cool refrigerant gas from the accumulator and compresses it to a high pressure and temperature to repeat the process 7 3 Troubleshooting No dehumidification neither fan nor compressor run with fan switch and ventilation timer OFF 1 Unit unplugged or no power to outlet 2 Humidity control set too high or defective Sec 3 3 amp 5 7A 3 Loose connection in internal or control wiring 4 Defective Compressor relay 5 Defective control transformer 17 Ultra Aire 100V Installer s amp Owner s Manual FOR HVAC INSTALLER AND HOMEOWNER No dehumidification compressor does not run but fan runs with fan switch and ventilation timer OFF and humidity control turned to ON 1 Defective compressor run capacitor Sec 5 6 2 Loose connection in compressor circuit See Fig 4 3 Defective compressor overload Sec 5 4 Defective compressor Sec 5 6 5 Defrost thermostat open Sec 5 8 Fan runs with fan switch and ventila
21. be accurately weighed in If any of the old charge is left in the system it must be recovered before weighing in the new charge Refer to the unit nameplate for the correct charge weight and refrigerant type 7 5 Fan Replacement The centrifugal fan has a PSC motor and internal thermal overload protection If defective the complete assembly must be replaced 1 Unplug the power cord 2 lf an outlet duct is connected to the unit remove it 3 Remove the cabinet side 4 Remove the screws attaching the electrical box located in front of the fan to the base 5 Disconnect the fan leads Black from the fan relay and white from the run capacitor 6 Pull the oil tubes out of the fan motor 7 Remove the nuts amp bolts holding the fan outlet flange to the cabinet end and remove the fan 8 Reassemble the new fan by reversing the above procedure 7 6 Compressor Capacitor Replacement This compressor is equipped with a two terminal external overload and run capacitor but no start capacitor or relay See Figure 4 CAUTION ELECTRICAL SHOCK HAZARD Electrical power must be present to perform some tests These tests should be performed by a qualified service person 7 6 Checking Compressor Motor Circuits Perform the following tests if the fan runs but the compressor does not with the fan switch OFF and the humidity control ON 1 Unplug the unit remove the cabinet side and the electrical connection cover on the compressor top 2 Plug i
22. closed 6 Verify ventilation damper operation if installed by disengaging from operation and engaging ventilating operation a Press and hold fan button until FAN flashes on display b Release FAN button then press again to toggle fan operation off c Press and hold WENT button until WENT flashes on display d Release WENT button then press again until OPEN is displayed e Verify Ultra Aire fan operation and ventilation damper is open with no compressor operation 7 any functions are not working properly verify wiring and connections Meters may be used across terminals to verify voltage If there is a concern about the base unit not operating properly the leads exiting the base unit may be connected and operation verified according to the following matrix Wire connections Operation Yellow amp Blue Fan amp Compressor Yellow amp Green Fan Only Do not test any other connections or transformer damage may result Refer to the appropriate Ultra Aire base unit manual for additional information 12 Ultra Aire 100V Installer s amp Owner s Manual FOR HVAC INSTALLER AND HOMEOWNER 8 Verify additional optional control operations such as fan interlock or lockout 9 Proceed to operation setting section FOR INSTALLER amp HOMEOWNER 5 3 Operation 5 3A Display e When there is power to the control the control display will show the time day humidity and t
23. damper motor may result The damper opens in one direction only The damper rotates very slowly allow sufficient time for the damper to cycle The damper will take approximately 1 minute to cycle from closed to open or from open to closed If the electric ventilation damper fails to operate 1 Check that the wiring is correct and that voltage is present at the damper motor 2 Check for any obstruction inside the damper If the electric ventilation damper fails to operate after performing these checks it must be replaced 20 Ultra Aire 100V Installer s amp Owner s Manual ULTRA AIR 100V ELECTRICAL SCHEMATIC ZH09 20 611 ZH09 20 611 Ultra Aire 100V Installer s amp 0wner s Manual 21 ULTRA AIRE 100V PICTORIAL ELECTRICAL DIAGRAM OPTIONAL DAMPER BLOWER SWITCH CAPACITOR mao STRAIN RELEIF BUSHINGS MOLDED 115V COMPRESSOR PLUG W GROUND RELAY HUMIDITY CONTROL BLOWER SWITCH SAME AS ABOVE 22 Ultra Aire 100V Installer s amp Owner s Manual ULTRA AIRE 100V SERVICE PARTS LIST Hem Part No QTY Description 1 4022254 1 Accumulator 2 4021475 1 Air Filter Pleated Cloth 3 4022037 1 Fan Blower w Capacitor Fasco 7090 1874 4 4021395 1 Evaporator Coil 5 4021589 2 Capillary Tubes 050 ID x 114 0D x 28
24. drainage We do not call for a trap since there is an internal trap with this unit If the Ultra Aire is located too far from a floor drain for the attached hose to reach inexpensive 1 2 PVC pipe can be used to extend it It is commonly available in 10 lengths from building supply plumbing and hardware stores It will slide tightly inside the end of the drain hose If more than one length of pipe is required they can be joined with a short piece cut from the end of the drain hose An optional condensate pump may be installed if a lift is required to dispose of the condensate The condensate pump kit can be ordered direct from the factory See item 27 on page 21 3 4 Ducting 3 4A Installing Duct Collars The Ultra Aire is equipped with 8 and 6 round inlet collars and an 8 round white exhaust collar The 8 and 6 round inlet collars are designed with tabs that fold under the top of the Ultra Aire The 8 round white exhaust collar is attached to the Ultra Aire by 4 screws To install the inlet collars Insert the tabs of the collar into the hole in the top of the and fold the tabs up to attach to the Ultra Aire To install the exhaust collar Bend the 4 tabs toward the inside of the collar 90 Attach the collar to the Ultra Aire cabinet using 1 2 long 8 sheet metal screws DO NOT use screws longer than 1 2 to attach this collar or damage to the refrigeration system may result 3 4B Ducting for Dehumidi
25. emperature e When the control is turned on the setpoint fan status auto hold mode and fresh air vent status is displayed 7 42PM MONDAY 2092 SETPOINT 49 DENT 15 05 o FAN AUTO RUN e When a key is pressed the display will light The TIME and DAY is displayed at the top of the screen RH and Temperature are displayed real time An O before the set point vent or fan indicates the unit is operating the device A flashing O before the set point vent or fan indicates the unit is in a delay prior to operating the device Note Delay is an intentional factory installed time delay cycle that is meant to prevent short cycles extending the life of the Ultra Aire If a delay is encountered WAIT 10 MINUTES BEFORE EXPECTING NORMAL OPERATION 5 3B Setting During the set up process if you make a mistake simply continue You can always go back to adjust the settings If you leave the control alone and don t touch any buttons for 10 seconds the control will remember any changes made and return to home 5 3C On Off Setting Press the ON OFF button to turn the system on or off When the system is on the setpoint fan status auto hold mode and fresh air vent status is displayed In the off mode the control will show the time day humidity and temperature When the unit is shipped it is in manual mode Hold Mode 8 36AM SATURDAY 15 78 SETPOINT 17 DE
26. ength of flexible ducting on all Ultra Aire duct connections is recommended to reduce noise and vibration transmitted to rigid ductwork in the structure 4 Controls The Ultra Aire can be equipped with various accessories to enhance its operation A remote contro panel must be used with the Ultra Aire There are two remote control panels from which to choose The humidity fan control panel is used to control humidity and the fan The ventilation timer and humidity control panel is used to control ventilation humidity and the fan 4 1 Humidity Fan Control Panel See Figure 1 The humidity fan control panel automatically controls the humidity of the living space The humidity fan control panel contains an adjustable humidity control and a fan switch This panel should be mounted in a central area of the structure where it can accurately sense the humidity of the air in the living space The panel has small perforations that must remain open to the air within the living space for accurate humidity sensing The humidity fan control panel can be used in conjunction with the optional fresh air damper When used with the optional fresh air damper the fan filter switch will act as a fresh air ventilation control When the switch is ON in this configuration the fan will run the fresh air damper will open and fresh air will be filtered and brought into the structure When the switch is OFF the fresh air damper will close and the fan will ope
27. es charges incurred installing and removing the Ultra Aire 100V for repair USER RESPONSIBILITIES Warranty service must be performed by a servicer authorized by Therma Stor LLC To obtain warranty service you must obtain a return material authorization RMA To obtain an RMA you must present proof of purchase or lease by use of a warranty card original sales receipt or other reasonable and reliable means To obtain an RMA call Therma Stor LLC at the above number and ask for the Therma Stor LLC Service Department which will then issue an RMA and arrange for at our option either repair or replacement FREIGHT Freight to and from the servicer is the responsibility of the end user The end user is responsible for normal care and proper return packaging LIMITATIONS AND EXCLUSIONS This warranty does not cover any defect malfunction etc resulting from misuse abuse lack of normal care corrosion freezing tampering modification unauthorized or improper repair or installation accident acts of nature or any other cause beyond Therma Stor LLC s reasonable control This excludes charges incurred installing and removing the Ultra Aire 100V for repair If any Ultra Aire 100V part is repaired or replaced the new part shall be warranted for the balance of original warranty but all warranty periods will be extended by the period of time if any that the Ultra Aire 100V is out of service while awaiting covered warranty service
28. fication For the ideal installation draw air from the central part of the home and return it to the isolated areas of the home like the bedrooms den utility room or family room The ductwork of the existing heating system can be used to supply air to the home If the existing supply goes to isolated areas of the home discharge the supply of the Ultra Aire into the supply of the existing heating system If the existing heating system incorporates a central supply installation of Ultra Aire 100V Installer s amp Owner s Manual FOR HVAC INSTALLER ONLY a separate supply duct from the Ultra Aire to each isolated area is recommended DO NOT draw air directly from the kitchen laundry or basement All flexible ducting connected to the Ultra Aire should be UL listed The inlet of the Ultra Aire is the 8 diameter hole on top of the unit An 8 round collar is supplied with the unit to attach to round duct The duct may be permanently attached to the collar A 6 round collar is provided with the unit to attach to the 6 hole in the top The 6 collar should be capped if fresh make up air is not desired If fresh make up air is desired see section 3 4C The outlet of the Ultra Aire is located on the side of the unit second 8 round collar is supplied with the unit and can be attached using the screws provided and the pre punched holes in the cabinet side A length of 10 feet or more of acoustical flex ducting on the outlet of t
29. g it straight out of the Ultra Aire The pleated cloth filter can generally be vacuumed clean several times before needing replacement Replacement filters can be ordered from the factory or purchased locally if available DO NOT operate the unit without the standard filter or with a less effective filter than the standard filter the heat exchange coils inside the unit could become clogged and require disassembly to clean 6 2 High Efficiency Air Filter An optional high efficiency pleated microglass paper filter is available for the Ultra Aire This filter is rated as 90 95 efficient by the ASHRAE Dust Spot test method 52 76 The high efficiency pleated microglass paper filter should be used in conjunction with the standard filter and placed directly beneath the standard filter This filter is able to remove allergy causing particles from the airstream The high efficiency filter has a much larger surface area than the standard filter thus the standard filter may need to be cleaned or replaced several times before the high efficiency filter requires replacement Be careful not to damage the fabric media when handling the high efficiency pleated paper filter Do not attempt to clean the high efficiency pleated paper filter It should be replaced when it becomes restrictive See Figure 7 6 3 Fan Oiling The fan motor is factory lubricated for many years of normal operation however periodic oiling will extend motor bearing life To oil
30. he Ultra Aire will reduce air noise from the blower A length of flexible ducting on all Ultra Aire duct connections is recommended to reduce noise and vibration transmitted to rigid ductwork in the structure Ducting the Ultra Aire as mentioned in sections 3 4A 3 4G requires consideration of the following points Duct Sizing For total duct lengths up to 25 use a minimum 8 diameter round or equivalent rectangular For longer lengths use a minimum 10 diameter or equivalent Grills or diffusers on the duct ends must not excessively restrict air flow Isolated Areas Effective dehumidification may require that ducting be branched to isolated stagnant areas Use 6 or larger diameter branch ducting to each of two or three areas use 4 or larger to each of four or more areas 3 46 Ducting for Fresh Air Fresh air can be brought into the structure by connecting a duct from outside to the 6 Ultra Aire inlet and by turning on the fan switch or activating the humidity control on units with the humidity control panel Activate the ventilation timer on units with the ventilating amp humidity control panel to bring in fresh air Advantages of this form of ventilation include 1 Outside air is filtered before entering the building 2 Outside air will be dehumidified before entering if the Ultra Aire is running 3 Drawing air from outside and blowing inside aids in slightly pressurizing the structure This helps prevent unfiltered and u
31. he back of the cover see detail below The cover hides the control panel when it is not being programmed 1 The sheet under the cover glass replaced with artwork of the customers choice COVER KEYHOLE CONTROL SLOT OVER SCREW HEAD 8 SCREW KEYHOLE SLOT COVER TOP VIEW OF INSTALLED BOX AND CONTROL PANEL 26 Ultra Aire 100V Installer s amp Owner s Manual ULTRA AIRE 100V Dehumidifier Limited Warranty WARRANTOR Therma Stor LLC PO Box 8680 Madison WI 53708 Telephone 1 800 533 7533 WHO IS COVERED This warranty covers the Ultra Aire 100V and extends only to the original residential end user of the Ultra Aire 100V Dehumidifier and may not be assigned or transferred Year One 100 parts and labor all components Therma Stor LLC warrants that for one 1 year the Ultra Aire 100V Dehumidifier will operate free from any defects in materials and workmanship or Therma Stor LLC will at its option repair or replace the defective part s free of any charge This excludes charges incurred installing and removing the Ultra Aire 100V for repair Year s Two through Five Therma Stor LLC further warrants for a period of five 5 years the condenser evaporator and compressor of the Ultra Aire 100V Dehumidifier will operate free of any defects in material or workmanship or Therma Stor LLC at its option will repair or replace the defective part s This exclud
32. he slide switch in the upper right corner of the Ultra Aire must be set to RUN Also check the programs on the timer to be sure that the timer is calling for ventilation at the correct times If the timer fails to operate or operates erratically reset the timer see section 3 5 of this manual 7 8 Defrost Thermostat The defrost thermostat is attached to the refrigerant suction tube between the accumulator and the compressor It will automatically shut the compressor off if the low side refrigerant temperature drops due to excessive frost formation on the evaporator coil The fan will continue to run causing air to flow through the evaporator coil and melt the ice When the ice has melted the evaporator temperature will rise and the thermostat will restart the compressor 7 9 Electric Ventilation Damper The electric ventilation damper is controlled by the ventilation timer The damper will open when the ventilation timer is activated to allow fresh air into the structure through the 6 diameter fresh air inlet duct The electric ventilation damper will remain closed when the ventilation timer is not activated to prevent over ventilating the structure when the unit is dehumidifying or recirculating the indoor air The electric ventilation timer operates on 24 Vac from the control circuit DO NOT connect high voltage to the damper motor or damage to the motor may result DO NOT force the blade of the damper by hand or damage to the
33. ler s amp 0wner s Manual FOR HVAC INSTALLER ONLY 5 DEH 3000 Digital Control Installation Instructions e e ge gee CID 87 Control Part 4026570 5 1 Specifications Part P N 4026570 Model DEH 3000 Digital Control Electrical 24 VAC Humidity Range 10 95 RH Humidity Accuracy 5 Output 3 Amps 24 VAC Relay Capacity 5 Amps Temp Range Accuracy 2 Size 4 95 wide x 4 19 high FOR HVAC INSTALLER ONLY 5 2 Installation This control panel must be installed in the conditioned space and in accordance with all applicable codes and standards Follow the instructions below when installing and setting this control 5 2A Install Instructions 1 Separate the front panel from the back panel by depressing the middle sections of the top and bottom of the front panel 2 Line the back panel up against the wall or flat surface onto which it is to be mounted and drill in the appropriate mounting holes 3 Insert the screws and tighten down so they extend approximately 1 8 from the back plate 4 Align the back panel so that the control is level 5 Tighten the screws to lock into position 6 Make the electrical connections to the terminals on the back panel as shown in the wiring diagram 7 Reassemble the front to the back panel Connect at the top first then at the bottom 8 Test connections see Section 2 6 Mounting Holes Mounting Holes 24 VAC Yellow Wire 24
34. long 6 4023875 1 Collar Inlet 8 Galvanized Steel 4023928 1 Collar Inlet 6 Galvanized Steel with Damper 8 4020623 1 Collar Outlet 8 White for outlet only 9 4022147 1 Compressor Panasonic 2R12S3R126A 6A 10 4022144 1 Compressor Overload MRA98706 673 not shown 11 4021396 1 Condenser Coil 12 4022445 1 Cord amp Wire Harness 13 4025087 1 Filter Drier 14 4021626 1 Hose Drain Pan 56 ID x 8 15 4022484 1 Relay SPST 24 Vac 30A 16 4020924 1 Relay SPDT 24 Vac 15A 17 4024666 1 Run Capacitor for Compressor 35 440v 18 4021470 1 Thermostat Defrost 4021648 1 Thermostat Clip Defrost item 18 not shown 19 4022487 1 Transformer 120 24 Vac 40 VA 20 4021471 4 Wheel 2 Plastic 21 4022444 1 Wire Harness Low Voltage 22 4022442 1 Wiring Diagram on Cover not shown BLOWER OILING 69 TUBES lt i 23 Ultra Aire 100V Installer s amp Owner s Manual ULTRA AIRE 100V OPTIONAL PARTS LIST Item Part No QTY Description 26 4022489 1 Air Filter High Efficiency Pleated Microglass Paper 90 95 27 4022220 1 Condensate Pump Kit 28 4024155 1 Control Panel Assembly Humidity Fan 29 4024125 1 Control Panel Assembly Ventilation Timer amp Humidity 30 4023660 1 Controller Humidity 31 4023672 1 Damper Duct 6 Diameter Electrically Actuated not shown 32 4024153 1 Cover for Items 28 amp 29 not shown 33 40214
35. n always runs during dehumidification and ventilation and the fan icon will be lit To completely turn the system off use the ON OFF button as described earlier To adjust the ventilation mode see Section 3 7 5 3G Damper Operation and Setting Ventilation Manual Hold Mode Ultra Aire units can be installed to incorporate optional ventilation The damper setting controls the ventilation function of the system It has no control over the dehumidification function although the ventilation function can and should be used to dry the space depending on the climate and the outside air conditions Refer to the appropriate Ultra Aire manual for more information In order to provide ventilation the damper must be open ON and the fan must be running The controller takes care of these two functions automatically so that whenever the damper is open ON the fan is running Ultra Aire 100V Installer s amp Owner s Manual FOR HVAC INSTALLER ONLY AND HOMEOWNER The ventilation indicator will be displayed whenever the unit is ventilating The fan operation indicator O will also be lit There are three damper operation modes OPEN HOLD CLOSED HOLD and PROGRAM denoted by ON TIME OFF TIME Refer to section 3 8 With the damper in the OPEN H0LD mode the damper will be open and the fan of the system will be operating in order to introduce fresh air i
36. n the unit and turn the humidity control to ON Check for 110 volts from compressor terminal R to overload terminal 3 using an AC voltmeter If voltage is present go to step 3 If no voltage there may be a loose connection in the compressor circuit Test each component for continuity See the appropriate section if a defect is suspected 3 Unplug the unit then disconnect the red and yellow wires from compressor terminals R amp S Using an ohmmeter check continuity between the points listed below 4 Compressor terminals C and S No continuity indicates an open start winding The compressor must be replaced Normal start winding resistance is 3 to 7 ohms 5 Compressor terminals C and R No continuity indicates an open run winding The compressor must be replaced Normal run winding resistance is 5 to 2 ohms 18 Ultra Aire 100V Installer s amp Owner s Manual FOR HVAC INSTALLER AND HOMEOWNER 6 Compressor terminal C and overload terminal 1 No continuity indicates a defective overload lead 7 Overload terminals 1 and 3 If there is no continuity the overload may be tripped Wait 10 minutes and try again If there is still no continuity it is defective and must be replaced 8 Compressor terminal C and compressor case Continuity indicates a grounded motor The compressor must be replaced 9 Disconnect the wires from the run capacitor Set the ohmmeter to the Rx1 scale The capacitor is shorted and must be repl
37. nd fault interrupter protected circuit is required The installer must supply the wiring between the Ultra Aire and the control panel Be sure to safely route the control wires to prevent damage during installation Be careful not to cross the wires when connecting the Ultra Aire and the remote control panel or damage to the transformer may result The remote controls of the Ultra Aire are powered by a low voltage circuit 24 Vac and must NEVER contact or be connected to a high voltage circuit The control wires leaving the Ultra Aire and the remote control panels are color coded to prevent confusion Some of the control wires leaving the Ultra Aire may not be used with certain control panels and should be left safely disconnected with wire nuts taped onto the stripped ends Be sure to consult the electrical schematic in this manual or on the front panel of the Ultra Aire before making the control connections WARNING Do not allow the yellow lead from the Ultra Aire to contact the red lead or orange lead from the Ultra Aire or damage to the transformer will result NOTE Reset the ventilation timer before attempting to program after initial installation The timer may not operate correctly until it is reset 3 3 Condensate Removal Condensate drains by gravity via the clear hose extending from the unit Route the hose to a floor drain Use care to keep the hose as flat to the floor as possible excessive humps will prevent proper
38. ndehumidified air from entering elsewhere It also reduces the potential for carcinogenic radon gas to enter and provides makeup air for open combustion and exhaust devices like the clothes drier fireplace and water heater 4 The need for an alternate ventilation device may be eliminated An insulated 6 diameter duct is generally sufficient to provide up to 125 CFM of outside air Large quantities of outside air will impact Ultra Aire performance positively or negatively depending upon the difference between inside and outside air conditions Consult the factory by calling 1 800 533 7533 for recommendations regarding the use of higher flows with your specific application The outside air duct should be connected to the 6 round collar on top of the unit The 6 round collar includes a manual damper Adjust the manual damper to provide the desired amount of fresh air for ventilation The amount of fresh air should be based on the size and occupancy of the residence you are unsure of your ventilation air requirements consult the factory by calling 1 800 533 7533 for assistance 3 40 Installation a Basement Crawlspace with an Existing Forced Air HVAC System If the structure in which the Ultra Aire is to be installed has an existing forced air HVAC system utilize the HVAC system to make the Ultra Aire installation easier If the existing system has multiple returns select one to disconnect from the existing forced ai
39. nto the space Use this mode for continuous fresh air ventilation The fan is always on when the damper is open When in CLOSED HOLD mode the damper will not open and the system will not ventilate When in the program mode the control will operate the damper and fan ventilate according to the programmed ventilation schedule See Section 3 8 To set the damper operation 1 Press the WENT button The current setting will begin to flash on the display Release the button 2 Press the WENT button again to toggle between OPEN CLOSED and PROGRAM 3 Leave the control alone for 10 seconds to select the indicated damper mode and return to HOME 5 00AM MONDAY 35 SETPOINT 51 DENT OPEN o FAN AUTO HOLD 5 00AM MONDAY 35 SETPOINT 51 DENT CLOSED FAN AUTO HOLD 5 3H Intermittent or Programmed Ventilation This example shows the damper in PROGRAM mode denoted by the schedule 15 minutes on 5 minutes off 7 42PM MONDAY aus SETPOINT 49 15 05 RUTO RUN DENT FRN The status of the damper is show here O is open blank is closed The system will operate the ventilation function according to the current ventilation program The control needs to be programmed to turn the ventilation function on and off at the desired intervals This is done by programming the ventilation timer There are two programs available for ventilation
40. ny means Phone 608 222 5301 e Fax 608 222 1447 electronic or mechanical for any purpose without the express written permission Web www thermastor com e Email sales thermastor com of Therma Stor LLC 2006 Therma Stor LLC rights reserved
41. or AUTO indicates the fan of the Ultra Aire will run continuously This does not affect either the dehumidification or ventilation functions of the system In other words the system may or may not be ventilating or dehumidifying while the fan is running Common reasons for operating the fan continuously are filtration and air recirculation AUTO indicates the fan will run when the control calls for dehumidification or ventilation If the control has not called for dehumidification for 3 hours the control will automatically run the fan for 10 minutes The fan must run a specific amount of time per day This helps to keep the dehumidifier dry After dehumidification cycle fan automatically shuts off for 10 minutes To set the operation 1 Press and hold the FAN button The current fan setting will begin to flash Release the button 2 Press the FAN button to toggle between the ON and AUTO modes 3 00AM MONDAY 33 1D SETPOINT 51 VENT OPEN oFAN AUTO HOLD FAN Auto indicator indicates the fan is operating A flashing indicator indicates the fan is in a wait mode and will operate shortly No indicates the fan is off With the fan in the AUTO mode the fan will operate only when needed by other functions of the system The fan will remain off unless the system is dehumidifying and or ventilating The fa
42. ox 8680 Madison WI 53708 e TOLL FREE 1 800 533 7533 e www thermastor com sales thermastor com 2007 Therma Stor LLC Manual P N 15 200 8 07 TABLE 0F CONTENTS Table of Contents Safety Precautions l I U U 3 1 Intended Application 4 2 SPOGHIGATIONS oi l 4 u aaah a u Okay 4 CAES ia PE E 4 3 2 Electrical Requirements 4 3 3 Condensate Removal 4 4 3 4A Installing Duct Collars a 4 3 4B Ducting for Dehumidification 4 3 4C Ducting for Fresh Air 5 3 40 Installation in a 5 3 4E Installation in a 2 22 2 6 3 4F Installation with 2 HVAC 6 3 46 Installation without an HVAC system 6 3 5 Quiet INStallation uu uu u L 6 CAE sasa A A 6 4 1 Humidity Fan Control Panel 6 4 2 Ventilation Timer amp Humidity Control Panel 7 4 3 Humidity Control Adjustment 7 4 4 Fan Filter Switch a
43. r by sliding the switch in the upper right hand corner of the timer to the clock symbol and pressing the 1 7 DAY h HOUR and m MINUTE buttons Remember that this timer operates on a 24 hour military time clock Next set the ventilation time schedule Slide the switch in the upper right hand corner to the program symbol P ON will appear to the right of the time and the number 1 will appear in the lower right hand corner of the display The 1 and ON signify the turn on time for the first program Press the 1 7 button to choose the days of the week for this program You can choose Mon Sun Mon Fri Sat Sun or any single day of the week The days chosen are shown along the top of the display on the ventilation timer Next press the h button to set the hour for the start of the ventilation period Remember that this timer operates on a 24 hour clock Then press the m button to set the minutes past the hour to start the ventilation Now with the ventilation start time set press the 0 button The word OFF should appear to the right of the time Ultra Aire 100V Installer s amp Owner s Manual FOR HVAC INSTALLER ONLY and the number 1 should remain in the lower right hand corner of the display The 1 and OFF signify the turn off time for the first program Set the turn off time using the 1 7 h and m buttons the same way as described above and continue on to the second th
44. r return of the existing HVAC system If the existing HVAC system has a central return duct the other side of the tee to the air supply of the existing HVAC system Connect a duct from outside to the 6 collar of the Ultra Aire if you wish to provide fresh make up air 3 4E Installation in an Attic with an Existing Forced Air HVAC System ALWAYS install a catch pan for condensate under the Ultra Aire in an attic or condensate may drip down on the ceiling of the living space below Locate a separate return for the Ultra Aire in a central area of the structure Duct the supply of the Ultra Aire to the air supply of the Ultra Aire eet Supply Air yy JII Motorized Fresh Air ntake pampar optional PPW gt Z Backdraft Damper Ultra Aire Indoor Air Return Secondary Control Drip Pan Panel existing HVAC system If the existing HVAC system has a central return duct the supply of the Ultra Aire to the air supply of the existing HVAC system Connect a duct from outside to the 6 collar of the Ultra Aire if you wish to provide fresh make up air 3 4F Installation in a Structure with Two Forced Air HVAC Systems Attach the Ultra Aire return to to a independent return from the upper level Attach the Ultra Aire supply to the supply of the basement HVAC system This will promote circulation of air through the whole structure from the upper level to the lo
45. r system and use it for the dedicated Ultra Aire return Always select a return from a central location in the structure in an area that is always open to the rest of the structure Do not use a return from a room that may have its door closed much of the time Basement Installation Locate a separate return for the Ultra Aire a central area of the structure Duct the supply of the Ultra Aire to 8 x 8 x 8 tee damper that is 30 open to the basement Duct the other side of the tee to the air return of the existing HVAC system If the existing HVAC system has a central return duct the other side of the tee to the air supply of the existing HVAC system Control Panel Ultra Aire Indoor Air Tt Return Heating i gt gt Supply lt 4 2 5 Fresh Air Intake gt Optional Ultra Aire Supply Optional Fresh Air Damper Backdraft Motorized 24 volt Damper Dry Air to Basement Crawlspace Power Cord 115 volt Optional Grounded Tee Ultra Aire 100V Installer s amp Owner s Manual FOR HVAC INSTALLER ONLY Connect a duct from outside to the 6 collar of the Ultra Aire if you wish to provide fresh make up air Crawlspace Installation Locate a separate return for the Ultra Aire in a central area of the structure Duct the supply of the Ultra Aire to a 8 x 8 x 8 tee damper that is 30 open to the crawlspace Duct the other side of the tee to the ai
46. rate only when the humidity control calls for dehumidification Ultra Aire 100V Installer s amp Owner s Manual FOR HVAC INSTALLER ONLY 4 2 Ventilation Timer and Humidity Control Panel See Figure 2 The ventilation timer and humidity control panel automatically controls both the ventilation and the humidity of the living space The ventilation timer and humidity control panel contains an adjustable humidity control a fan switch and a ventilation timer This panel will control the humidity and allow Figure 2 Ventilation Timer and Humidity Control Panel Part No 4024125 Figure 1 Humidity Fan Control Panel Part No 4024155 programmed ventilation of the living space This panel works in conjunction with the optional fresh air damper to provide ventilation This panel should be mounted in a central area of the structure where it can accurately sense the humidity of the air in the living space The panel has small slots that must remain open to the air within the living space for accurate humidity sensing 4 3 Humidity Control Adjustment Set the humidity control to the desired humidity level for the home The dehumidifier will run continuously until the relative humidity RH is reduced to the humidity control dial setting Setting the humidity control to lower RH levels will NOT increase Figure 3 Humidity Control he unit s dehumidification rate the unit will Adjustment Knob simply run longer to reduce the
47. rough sixth programs When setting the ventilation programs you can return to the current time display by sliding the switch in the upper right corner of the timer to RUN The slide switch in the upper right must be set to RUN for the timer to operate with the scheduled programs The slide switch in the upper left of the timer is used to choose between automatic and manual operation of the timer relay When the slide switch in the upper left of the timer is set to AUTO mode the central conditioning unit will ventilate when the scheduled programs call for ventilation When the slide switch in the upper left of the timer is set to manual set to hand symbol on the the right the operation of the timer is controlled by the 1 0 button only Pressing the 1 0 button will switch the ventilation timer between ON detent and OFF detent As you press the 1 0 button OFF will be displayed to the right of the time The ON or OFF to the right of the time will indicate if the ventilation timer is on or off The button will manually override scheduled programs if the timer is in AUTO mode 4 6 High Efficiency Air filter A high efficiency air filter is available for the Ultra Aire This filter is rated 90 95 efficient by ASHRAE Dust Spot Test Method 52 76 This filter is much more efficient than the standard air filter and is able to catch much smaller particles that can aggravate allergies The high efficiency air
48. ructions are for both new construction and retrofit applications For new construction it is recommended that the control box be installed after the drywall is in Prior to drywall installation the control wires can be positioned to come through the drywall about 5 2 above the floor and at least 3 left or right of any stud Locate the box bottom about 5 above the floor Locate the left and right box sides at least 2 from any stud Use the back of the control box as a template to make the rectangular drywall cutout 5 13 16 wide by 4 1 16 high DO NOT oversize the cutout especially the height Feed the low voltage control wires into the box back through the rubber grommet Place the box in the hole and put the mounting tabs through the slots in the box sides as shown TUD 2 MINIMUM 41 16 MOUNTING TAB CUT OUT DETAIL 5 Place the two 34 long 8 screws through the tab slots and into the holes in the box sides 6 Tighten the screws until the tab ears press firmly against the drywall back causing the upper and lower box flanges to press tightly against the drywall front 7 Connect the control wires to the control panel leads per the installation sheet taped to the Ultra Aire side or per the manual 8 Fasten the control panel to the box flanges with the 1 2 long 6 screws provided 9 Slide the cover over the control panel screw head at the panel top 50 it catches in the keyhole on t
49. s 47 The dehumidifier remains off until the reading is 53 AMBIENT RH 12 02AM MONDAY 4 3 14 SETPOINT 50 o DENT OPEN o FAN AUTO HOLD CURRENT SETPOINT If the setpoint is equal to or greater than the current ambient condition the space does not need to be dried so the dehumidifier function will be off Example Setpoint 50 RH Current condition 45 RH Dehumidifier off the O indicator will not be shown If the setpoint is less than the ambient condition the dehumidifier will be on and the red indicator will be lit Since the space is more humid than the set point the controller operates the dehumidifier to dry the space Example Setpoint 50 RH Current condition 55 RH Dehumidifier on the O indicator will be shown To set the relative humidity setpoint press up or down RH buttons to adjust the relative humidity setpoint as desired Therma Stor recommends relative humidity levels not exceed 50 in the summer and 25 35 in the winter if you live in a cold climate It is not recommended that the humidity setpoint be set below 35 In order to dry the home in the winter in a cold climate use the ventilation function of the system rather than the dehumidifier function Call the factory or refer to the owner s manual for more information 5 3F Fan Setting and Operation Use the FAN button to adjust the fan operation There are 2 choices for fan operation ON
50. s occupied The ventilation timer is an electronic timer that displays the current time This timer has a battery backup so it will not require resetting after a power outage The one minute time increments of the ventilation timer allow you to program the ventilation of your home to fit your schedule The ventilation timer has six programs with each program having one on and one off event A program allows the user to turn the ventilation on at a certain day and time then it allows them to turn the ventilation off at a certain day and time Each of these programs can be repeated daily or weekly or during a specified block of days All six of the programs operate independently of each other If the timer fails to operate or operates erratically check that the control panel receives 24Vac from the Ultra Aire If 24Vac is present at the control panel reset the timer by pressing the reset button at the bottom center of the timer face The reset button is the small recessed button with an R beneath it located below the 1 7 and h buttons Press the reset button in until the display disappears Release the reset button The display will reappear as 00 00 Resetting the timer will clear the time and all program settings After resetting the timer follow the instructions below to set the correct time and ventilation programs The following instructions explain how to set the ventilation timer First set the correct time on the time
51. the optional motorized damper that can be installed into a fresh air duct This provides the ability to control when fresh air is introduced into the building by using the ventilation timer function labeled DMP on the control See Section 3 7 If the motorized damper is not used DO NOT CONNECT THE WHITE WIRE TO THE CONTROL OR DAMAGE TO THE TRANSFORMER MAY RESULT Simply leave the DMP terminal unused if the damper is not used and cap off the white lead fro mthe Ultra Aire base unit 5 26 Auxiliary relay operation At times it may be desirable to coordinate fan operation of the central heating cooling system with dehumidifier operation The DEH 3000 features a relay that provides this ability The relay terminals labeled NC COM and NO operate according to the following chart Dehumidification Operation COM NO COM NC ON CLOSED OPEN OFF OPEN CLOSED Common uses assuming standard thermostat wiring color schemes as noted Disengage A C during dehumidification Redirect the yellow thermostat wire to the NC terminal Wire the yellow wire from the A C to the COM B terminal Engage A C during dehumidification Connect a wire from the R terminal on the the thermostat to the com terminal on the DEH 3000 Connect a wire from the NO terminal on the DEH 3000 to the Y1 terminal on the thermostat 5 2D Dehumidifier lockout activation AC sensor The control has the ability to activate the dehumidifier or
52. tion timer OFF but compressor cycles on amp off 1 Low ambient temperature and or humidity causing unit to cycle through defrost mode 2 Defective compressor overload Sec 5 6 3 Defective compressor Sec 5 6 4 Defrost thermostat defective Sec 5 8 5 Dirty air filter s or air flow restricted Fan does not run with fan switch in either position Fan does not run with ventilation timer activated Compressor runs briefly but cycles on amp off with humidity control turned to ON 1 Loose connection in fan circuit See Fig 4 2 Obstruction prevents fan impeller rotation 3 Defective fan 4 Defective fan relay Fan runs with fan switch ON Fan does not run with ventilation timer activated 1 Defective ventilation timer 2 Time not correct on ventilation timer 3 Ventilation timer set to manual amp switched OFF Evaporator coil frosted continuously low dehumidifying capacity 1 Defrost thermostat loose or defective Sec 5 8 2 Low refrigerant charge 3 Dirty air filter s or air flow restricted 4 Excessively restrictive ducting connected to unit Unit not providing ventilation Ventilation timer notoperating correctly 1 If timer is not functioning correctly reset timer and reprogram Sec 3 5 2 Check control wire connections check connections at damper also 3 Defective fresh air damper Sec 5 9 7 4 Refrigerant Charging If the refrigerant charge is lost due to service or a leak a new charge must
53. vent the oil hole from becoming plugged A standing burn out does not require a suction line filter drier 7 Evacuate the system with a good vacuum pump and accurate vacuum gauge Leave the pump on the system for at least an hour 8 Operate the system for a short period of time monitoring the suction pressure to determine that the suction filter is not becoming plugged Replace the suction filter drier if pressure drop occurs If a severe running burn out has occurred several filter driers may have to be replaced to remove all of the acid and moisture NOTE NEVER use the compressor to evacuate the system or any part of it 7 66 Replacing a Compressor Nonburn Out Remove the refrigerant from the system Replace the compressor and liquid line filter drier Charge the system to 50 PSIG and check for leaks Remove the charge and weigh in the refrigerant quantity listed on the nameplate Operate the system to verify performance 7 7 Remote Controls The Ultra Aire is controlled by devices mounted on a panel that is remote from the unit You may or may not have the devices listed below depending on the model of the remote control panel that you purchased If the Ultra Aire fails to operate as desired always check the settings of the controls to insure that they are correct Check that the controls are receiving 24Vac from the Ultra Aire Check the connections between the Ultra Aire the control panel and the field control wiring 7 7A
54. wer level through the Ultra Aire If the Ultra Aire is not connected to both HVAC systems it will not control the humidity and ventilation of the entire structure Connect a duct from outside to the 6 collar of the Ultra Aire if you wish to provide fresh make up air 3 4G Installation in a Structure with No Existing Forced Air HVAC Systems When installing the Ultra Aire in a structure that does not have a forced air HVAC system a single return for the Ultra Aire should be installed in central open area of the structure DO NOT locate the return in a bathroom or a kitchen The supply of the Ultra Aire should be located in the remote areas of the structure such as bedrooms den etc By ducting this way the air inside the structure will circulate through the Ultra Aire to be filtered and dehumidified Connect a duct from outside to the 6 collar of the Ultra Aire if you wish to provide fresh make up air 3 5 Quiet Installation Loosen the compressor mounting bolts from the base of the unit Do not remove the bolts but loosen them so the compressor mounting grommets are not compressed These bolts are tightened at the factory to prevent damage during shipping Loosening them will reduce the amount of compressor vibration Make sure none of the compressor tubes are pressed against the cabinet or front panel A length of 10 feet or more of acoustical flex ducting on the outlet of the Ultra Aire will reduce air noise from the blower A l
55. y not accurately sense the relative humidity such as near HVAC supply registers near exterior doors and windows or near a pool or spa 5 2F Testing After wiring connections have been made verify connections First make sure the white wire from the base unit is not wired directly to the DEH 3000 control There must be a motorized damper in series with these connections or the white wire must not be connected to the control Mis wiring may result in transformer damage After connections have been verified this short test will confirm proper wiring 1 Install front cover of control insert at top first then bottom 2 Plug in Ultra Aire base unit The control should power up 3 Turn control on by pressing the ON OFF button 4 Engage dehumidification operation by adjusting RH setpoint below ambient conditions a Press RH until RH setpoint is 20 b Verify Ultra Aire fan and compressor operation c Verify ventilation damper if used is closed 5 Verify fan only operation by disengaging dehumidification and operating fan a Adjust RH setpoint above ambient conditions by pressing and holding RH until set point is 80 b Press fan button then press again to toggle fan to ON setting c Release fan button then press again to toggle fan to ON setting until FAN flashes on display d Verify fan operation of Ultra Aire No compressor operation should be noted and ventilation damper if used should be
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