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WHOLE HOUSE

DEHUMIDIFIER

Installation, Operating, and

Maintenance Manual

UNITARY PRODUCTS

GROUP

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Summary of Contents for WHOLE HOUSE DEHUMIDIFIER

Page 1: ...WHOLE HOUSE DEHUMIDIFIER Installation Operating and Maintenance Manual UNITARY PRODUCTS GROUP ...

Page 2: ...10 7 Maintenance 11 a Filter 11 8 Wiring Diagram 11 9 Troubleshooting 12 10 Physical Dimensions 12 Installation Operation and Maintenance Instructions SAFETY INSTRUCTIONS WARNING This dehumidifier must be installed by a qualified heating ventilation and air conditioning professional in compliance with all codes local and national Failure to comply with this WARNING could result in severe personal ...

Page 3: ... be considered when determining the location If the unit is mounted above a ceiling or in an attic a secondary drain pan under the entire unit is recommended This pan should have a visible overflow drain that will alert the end user that a problem exists with dehumidifier s primary drainage system SPECIFICATIONS Place the unit in a location that will allow a minimum of 22 clearance for filter remo...

Page 4: ...ING The cabinet must be permanently grounded Connect the ground wire to the Ground terminal provided in the unit Failure to ground the cabinet can result in fire electrical shock personal injury or death The electrical supply requirements are listed on the unit rating plate and in the specification table above CONDENSATE DRAIN The condensate drain must be trapped external to the unit The trap dime...

Page 5: ... C22 1 and local building electric codes using copper conductors only ALTERNATE REMOTE DEHUMIDISTAT The dehumidifier is supplied with its own self contained dehumidistat control which includes an air sampling sequence however the unit can also be controlled by a remote dehumidistat located in a conditioned space DO NOT LOCATE THE DEHUMIDISTAT IN THE DUCTWORK It is recommended that the remote dehum...

Page 6: ...t any of the existing wires from the C W or Y terminals on the air handler furnace Disconnect the existing thermostat wire from the G terminal on the air handler furnace Using a wire nut splice this wire to a new wire and then connect to the G1 terminal on the dehumidifier Connect the G2 terminal on the dehumidifier to the G terminal on the air handler furnace All controls wiring including connect...

Page 7: ...talled on floor Piped return return Dependent operation furnace blower and dehumidifier must operate at the same time Dehumidifier Connected for Dependent Operation with Vertical Air Handler Furnace Connection Diagram Dependent Operation and per the following Connect the D terminals on the dehumidifier unit to the R terminal on the air handler furnace Do not disconnect any of the existing wires fr...

Page 8: ...Dependent Operation REMOVE JUMPER ON S1 S2 WHEN OPTIONAL DEHUMIDISTAT IS USED WALL MOUNTED DEHUMIDISTAT OPTIONAL in the space at comfortable levels however there are times during cool or rainy weather when the air conditioning does not operate often enough to keep the humidity at a comfortable level Oftentimes homeowners lower the thermostat to try to compensate for this and cause the air conditio...

Page 9: ...y This dry air is drawn through the fan and then expelled through the discharge duct back to the conditioned space Dehumidifiers take latent heat heat removed from water vapor when it condenses and convert it to sensible heat heat you can feel in the form of temperature increase This exchange causes the discharge air temperature to be warmer than the entering air temperature The amount of this tem...

Page 10: ...has become excessively dirty when cleaned at this interval it may be necessary to adjust the cleaning schedule to more frequent cleaning Excess dirt on the filter will reduce the air that can flow through it and reduce the overall effectiveness of the dehumidifier The unit Wiring Diagram is shown on page 11 and the Troubleshooting Guide is on page 12 Insure that power to the dehumidifier unit is t...

Page 11: ...11 UNIT WIRING DIAGRAM ...

Page 12: ...and dehumidifier is correct Unit door switch is not mechanically actuated due to loose door Dehumidifier operates Filter may be dirty Clean filter continuously but does not Dehumidistat set at unrealistically low setting Reset to dehumidify approximately 50 RH Unit is noisy Ensure unit is sitting level and on all four feet Verify all panel screws are tight Water drips from unit Ensure unit is leve...

Page 13: ...Whole House Dehumidifier Exploded View 13 ...

Page 14: ... D R E T L I F 4 1 D F 7 2 4 7 8 1 1 R O S S E R P M O C 4 1 S C 8 2 4 7 9 1 1 N A P M O T T O B 4 1 T B 9 2 4 7 0 2 21 7430 SD14 PANEL 1 N O I T A L U S N I w E D I S 22 7431 SP14 PANEL FIL 2 N O I T A L U S N I w R E T 1 N I A M B C P 4 1 P P 2 3 4 7 3 2 24 7433 HC14 SENSOR MODULE HUMIDITY W HARNESS 1 1 L O R T N O C B O N K 4 1 C N 4 3 4 7 5 2 4 R E B B U R R O T A L O S I 4 1 I R 5 3 4 7 6 2 4...

Page 15: ...LIMITED WARRANTY THE MANUFACTURER WILL IN NO EVENT BE LIABLE FOR INCIDENTAL OR CONSEQUENTIAL DAMAGES This limited warranty gives you specific legal rights and you may also have other rights which vary from state to state Some states do not allow either limitations on implied warranties or exclusions from incidental or consequential damages so the above exclusion and limitation may not apply to you...

Page 16: ...Design material performance data and components subject to change without notice 12 14 06 Rev A FORM 16007 UNITARY PRODUCTS GROUP 5005 YORK DRIVE NORMAN OK 73069 ...

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