Installation, Operating and Maintenance Manual
Contents
1. materials in the building before effectively changing the dehumidify RH setting ee e Ensure unit is sitting level and on all four feet e Verify all panel screws are tight e Ensure unit is level Water drips from unit e Verify condensate drain is properly trapped Check for plugged condensate trap or condensate line Dehumidifier operates Heating or air conditioning system is OFF but dehumidifier e This is normal operation as long as there is power to the dehumidifier runs Dehumidifier continues to run when heating or air conditioning system runs Check low voltage wiring between air conditioning unit C Y and W terminals and the dehumidifier Confirm that the float switch is not stuck open Compressor never runs Defective compressor e Defective control circuit board e Air temperature or humidity has dropped e Air filter dirty or airflow restricted Unit removes some water but e Defective defrost thermostat in unit not as much as expected Low refrigerant charge e Dehumidifier coils are dirty Air leak such as a loose cover or panel or leaks in ductwork 10 Replacement Parts Tien rnminiw o _Deseription wm ratumiw aa sd Ps Darcia Capactor Moton Wa DANCTA Knob Con e DHM Panel Side with Insulation 27 DHAF14 Foot Rubber Adjustable 4 Required o oncor eon fs oosa Switch Door Panel Top with Insulation Hanger A Required Terminal Strip TB 10 5 Amp Terminal2. Strip TB 6 30 Amp Capacitor Compressor Defrost Sensor with Harness Warranty Full One Year Parts Warranty All parts of the dehumidifier are warranted to be free from defects for one year from the date of purchase by the original consumer when installed per the installation instructions and in accordance with all local state and national codes for normal residential use Limited Five Year Compressor Only Warranty In addition to the full one year parts warranty described above we will exchange the compressor during the second year through fifth year from the original date of purchase providing the compressor is defective in material or workmanship Transportation handling and labor costs to diagnose repair or replace such defective parts are not covered by this limited parts warranty and are the owner s responsibility Ready access to the unit for service is the responsibility of the owner NOTE In the event of any required parts replacement within the period of this warranty replacement parts shall be furnished and will be warranted only for the period remaining on the original warranty Exceptions The warranty does not cover normal maintenance labor charges transportation charges for replacement parts replacement of refrigerant or filters any other service call or repairs Other than for residential use if the unit is put into commercial business rental or other use or application we make no warranties express or im
3. not included Power for the damper s is provided by the dehumidifier The damper control wiring must meet national and local electrical codes Entry into the dehumidifier is through the control wire entry located on the air entry end of the unit Note This is separate from the power entry Unit Connection Diagram Dependent Operation TB 6 DEHUMIDIFIER UNIT CONNECTION DIAGRAM DEPENDANT OPERATION DEHUMIDIFIER SYSTEM DAMPER OPTIONAL 24 VAC TRANSFORMER TB 10 40VA MIN BY OTHERS DEHUMIDIFIER A C THERMOSTAT A C EQUIPMENT REMOVE JUMPER ON S1 amp S2 WHEN OPTIONAL DEHUMIDISTAT IS USED WALL MOUNTED DEHUMIDISTAT OPTIONAL Y o Ww o Cc gt G1 G2 D S1 S2 Initial Set Up Turn power to the dehumidifier on Adjust the set point knob to approximately 60 relative humidity For wall controls adjust the unit mounted control to its minimum relative humidity RH setting and set the wall mounted dehumidistat to a desired level It is recommended that it first be set to approximately 60 RH and then adjusted no sooner than 24 hours later to a higher or lower set point as desired It is recommended that all adjustments be made in no more than 3 increments at no less than 24 hour intervals Depending upon the conditions the dehumidifier may operate for extended periods especially when first started or after having been off Maintenance Filter The dehumidifier is equipped with a permanent nylon mesh air fi
4. Installation Operating and Maintenance Manual ee a AIRSPONGE Model DH 130A Table of Contents Safety Specifications Operation Installation Electrical Initial Set Up Maintenance Wiring Diagram 3 3 4 5 8 9 9 9 Dimensions Parts Listing Warranty Troubleshooting Safety Instructions Read and save these important safety instructions The installation operation and maintenance instructions must be carefully followed while installing and operating the dehumidifier Proper adherence to these instructions is essential to obtain maximum benefit from your dehumidifier DANGER e 120 volts may cause serious injury from electric shock Disconnect electrical power before installation or servicing f used near a pool or spa be certain there is no chance the unit could fall into the water or be splashed Unit must be grounded electrically in compliance with the National Electric Code and local codes Failure to comply with this warning could result in severe personal injury or death WARNING CAUTION e This dehumidifier must be installed and serviced by a qualified heating ventilation and air conditioning professional in compliance with all local and national codes Improper installation adjustment alteration service or maintenance can cause injury or property damage Handle unit with care using adequate manpower or equipment to lift and avoid injury to personnel and or equipment e Failure to ins
5. ately mid level After a three minute delay if the humidity level in the sampled air is greater than the set point the dehumidifier will turn on The dehumidifier will operate until the humidity level reaches the humidity sensor set point Optional Wall Controlled Dehumidistat When the wall controlled dehumidistat is used the unit mounted control must be set to the lowest relative humidity RH setting and never readjusted The wall controlled dehumidistat should be set in the comfort area of approximately 50 relative humidity When the dehumidistat senses that the relative humidity in the space is above its set point an electrical contact within the dehumidistat closes causing the dehumidifier to start The unit dehumidifier operates until the relative humidity has been lowered to the set point Frost Control In some cases of prolonged operation or if the conditioned space is relatively cool frost will accumulate on the coil Ice may eventually cover the coil block the air flow and stop proper operation If the coil becomes unacceptably cold for at least ten minutes a sensor mounted on the coil will stop the compressor To prevent frost build up beyond an acceptable level the fan will continue to operate to melt any accumulated ice Once the ice has melted and the coil is warm the compressor will restart and the dehumidification process will resume Float Switch In addition to the primary and secondary condensate drain lines the DH 130A is eq
6. cal Code Part 1 CSA Standard C22 1 and local building electric protected from water from any source codes using copper conductors only A Site Se a n an WARNING Optional Remote Dehumidistat The dehumidifier is supplied with its L hot and N neutral polarity must be own self contained dehumidistat which includes an air sampling b dwh ki he el ical sequence The unit may also be controlled by a remote dehumidistat oDSErvead W enma ing the e ectrica located in a conditioned space Do not locate the remote dehumidistat connection to the unit in the ductwork Itis recommended that the remote dehumidistat be located in an area close to the heating or air conditioning system thermostat out of drafts away from heat sources and out of direct sunlight It should be located approximately five feet above the floor in an area with good air circulation at an average temperature and relative humidity Remove the jumper on terminals S1 and S2 and connect the remote dehumidistat as shown on the unit connection diagram DANGER 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 Installation Options The dehumidifier may be installed so that the dehumidifier and the central heating or air conditioning system fans operate separately of each other Independent Operation or may be connected requiring th
7. ce is required to ensure that the heating or air conditioning system fan is on when the dehumidifier is operating Two wires run from the heating or air conditioning system to the dehumidifier To accomplish this dependent operation use the interface Unit Connection Diagram Dependent Operation below and the following Connect the D terminals on the dehumidifier to the R terminal on the heating or air conditioning system Do not disconnect any of the existing wires from the heating or air conditioning system Connect the DH terminal on the dehumidifier to the G terminal on the heating or air conditioning system Do not disconnect any of the existing wires from the heating or air conditioning system All controls wiring including connection to a remote dehumidistat must be 18 22 gauge and must meet national and local electrical codes Entry into the dehumidifier is through a 7 8 diameter hole located on the air entry end of the unit adjacent to the unit mounted dehumidistat Note This is separate from the power entry Damper Connection Although not necessary if an optional damper s is utilized in the discharge return duct this may be controlled by the dehumidifier See the Unit Connection Diagram Dependent Operation below for connection details When connected as shown in the Unit Connection Diagram the dehumidifier provides the switching interface for the damper s as well as the line voltage power to the transformer
8. e dehumidifier and the central heating or air conditioning system fans operate at the same time Dependent Operation independent Operation Duct Connections In this arrangement the dehumidifier is connected across or in parallel with the heating or air conditioning system The discharge of the dehumidifier is connected to the discharge of the heating or air conditioning system The inlet connection of the dehumidifier is connected to the inlet duct of the heating or air conditioning system When the dehumidifier is connected for independent operation the heating or air conditioning system fan and the dehumidifier fan will not operate at the same time Dehumidifier Connected the Heating or Air Conditioning System Piped Parallel to System Ceiling Floor Joists Dehumidifier Heating or Air Conditioning System Top View Optional N C Damper oe yapo AA Dehumidifier oe Suspended from Ceiling Optional N C Damper Heating or Air Conditioning System Blower and Dehumidifier DO NOT Operate at the Same Time Controls Connection The dehumidifier controls must interface with the heating or air conditioning system This interface is required to do the following Turn off the dehumidifier if the heating or air conditioning system is in the cooling or heating mode Turn off the heating or air conditioning system fan during dehumidifier operation if the FAN switch on room thermostat has been placed in the ON position for conti
9. er as unacceptable pressure drop will affect unit operation All dampers must be installed in compliance with the damper manufacturer s recommendations and be insulated and sealed per the section on ducting above Electrical Installation must be performed by a qualified service technician and must comply with all national and local codes Remove power to the device before installing or servicing the equipment The electrical supply requirements are listed on the unit nameplate DANGER and in the Specification Table on page 3 z j pog Turn off electrical power at the fuse or Use a separate fused branch electrical circuit containing a properly service panel before making any electrical sized fuse or circuit breaker Run this circuit directly from the main connections The ground connection must circuit box to an electrical disconnect which must be readily accessible be completed before making line voltage and located within sight of the dehumidifier Connect the disconnect Fail d Iti to the electrical connections inside the dehumidifier utilizing the hole connections Failure to do so can result in sized for 1 2 conduit provided on the entering air end of the unit electrical shock severe personal injury or death The dehumidifier must be installed Installation of the electrical supply line must be in accordance with the National Electric Code ANSI NFPA No 70 latest edition or Canadian so that the electrical components are Electri
10. f the DH 130A dehumidifier is to reduce the indoor humidity levels and increase comfort It is a high capacity dehumidifier able to remove 130 pints of water per day 80 F DBT 60 RH A humidity sensor dehumidistat senses when the relative humidity RH is above the set point example 50 RH and signals the dehumidifier to operate until the relative humidity level has been lowered to the set point If the room thermostat calls for heating or cooling the dehumidifier will stop and will not operate When the room thermostat is satisfied and the heating or air conditioner is stopped the dehumidifier will resume operation if the relative humidity RH is above the set point If the dehumidistat is satisfied when the heating or cooling ceases the dehumidifier will remain stopped If the switch on the thermostat for the heating or air conditioning system is placed in the OFF position the dehumidifier will still operate if the relative humidity is above the dehumidistat set point To turn off the dehumidifier move the dehumidistat dial to the OFF position Turning the dehumidifier off is not recommended as it reduces the effectiveness of the overall dehumidification system Controls Unit Mounted Dehumidistat The unit is controlled by the integral control system which operates the internal fan approximately 15 minutes each hour to sample the air in the system The air sample passes over the unit mounted humidity sensor which should be set at approxim
11. in must be routed according to national and local codes The secondary condensate drain line must discharge to a visible location to alert the end user that a problem exists with dehumidifier s primary drainage system Ducting The unit is furnished with two beaded 8 round collars for duct connections to the inlet and the outlet of the dehumidifier These are located inside the unit and must CAUTION be attached to the unit by the installer using screws and gaskets or caulking Center the All duct connections must be collars over the inlet and outlet openings in the cabinet sealed Any air leakage in the Insulated flexible ducts in compliance with Underwriter s Laboratory s UL Standard for duct work will adversely affect Factory Made Duct Materials UL 18 and installed per the duct manufacturer s the operation of the recommendation should be used to connect the dehumidifier to the heating or air dehumidifier and may lead to conditioning system The installation and connections must be in compliance with national and local codes and be completely tight and leak free Ducts should be as short unsatisfactory performance as possible not to exceed 100 ft equivalent length and supported in compliance with the duct manufacturer s recommendation Dampers Optional dampers may be installed in the outlet duct inlet duct or in an outside air duct These dampers must be a full flow motorized type Do not use any type of pressure operated damp
12. lter This filter is washable and should be cleaned regularly It is recommended to clean the humidifier filter at the same time the heating or air conditioner filter is replaced If the filter 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 overall effectiveness of the dehumidifier Drain The drain trap or outlet should be checked and cleaned annually Flush it with water to ensure the drain is clear Sow myErr MOW aindgow IVISIQIWNH sit a3 renee 7 yoo q puwa panao O apoo jodudaja YM uppo 300 Ul eq Oo Buum pey Buuim punog Buus Aioj905_ weibeiq Buu Dimensions 8 DIA TYPICAL Troubleshooting POSSIBLE SOLUTION e Verify there is power to the unit e Check that any disconnect switch is in the ON position e Check that the circuit breaker is not tripped a separate 15 amp circuit breaker is recommended e Verify the dehumidistat is not in the OFF position e Verify low voltage wiring between heating and air conditioning system and dehumidifier is correct e Unit door switch is not mechanically actuated due to loose door Dehumidifier will not run Filter may be dirty Clean filter Dehumidistat set at unrealistically low setting Reset to approximately 50 RH continuously but does not Unit will need time to dry
13. nuous operation Five wires run from the heating or air conditioning system to the dehumidifier To accomplish this independent operation interface see the Unit Connection Diagram and the following Connect the C W and Y terminals on the dehumidifier to the corresponding terminals on the heating or air conditioning system Do not disconnect any of the existing wires from the C W or Y terminals on the heating or air conditioning system Disconnect the existing thermostat wire from the G terminal on the heating or air conditioning system 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 heating or air conditioning system All controls wiring including connection to a remote dehumidistat must be 18 22 gauge and meet national and local electrical codes Entry into the dehumidifier is through a 7 8 diameter hole located on the air entry end of the dehumidifier adjacent to the unit mounted dehumidistat Note This is separate from the power entry Unit Connection Diagram Independent Operation 24 VAC 40VA MIN UNIT CONNECTION DIAGRAM PERIMETER VSEM TRANSFORMER INDEPENDENT OPERATION OPTIONAL AAA DEHUMIDIFIER REMOVE JUMPER ON S1 amp S2 WHEN OPTIONAL DEHUMIDISTAT IS USED WALL MOUNTED DEHUMIDISTAT OPTIONAL Damper Connection If an optional damper s is used in the discharge
14. ovide a warranty on units sold outside these areas How to Obtain Warranty Service or Parts If you have a warranty claim notify your installer promptly If within a reasonable time after contacting your installer satisfactory service has not been received contact Customer Service 250 West Laurel Street Colton California 92324 U S A Enclose a report of inspection by your installer or service person Include the model number serial number and date of purchase Owner responsibilities are set forth in the instruction manual Read it carefully lt i 250 West Laurel Street Colton California 92324 U S A Al R S PO N G E www e wfc com Telephone 909 825 0993 TOTAL SPACE DEHUMIDIFIER Subject to Change without Notice March 2007
15. plied We will not be liable for damages or delays caused by events beyond our control including accident alteration abuse war government restrictions strikes fire flood or other acts of God Duration of Warranty The warranty begins on the date of purchase by the original consumer The consumer must provide a receipted bill of sale as proof of warranty period Without this proof the warranty begins on date of shipment from the factory 1 There are no other express or implied warranties or any warranty of merchantability We do not warrant that the unit is suitable for any particular purpose or can be used in buildings or rooms of any particular size or condition except as specifically provided in this document There are no other warranties express or implied which extend beyond the description in this document 2 All warranties implied by law are limited in duration to the one year parts or five year compressor terms of the warranty Your exclusive remedy is limited to the replacement of defective parts and compressor We will not be liable for any damages caused by any defect in this unit Some states do not allow limitation on how long an implied warranty lasts or do not allow the exclusion or limitation of incidental or consequential damages so the above limitation or exclusions may not apply to you 3 No warranties are made for units sold outside the continental United States and Canada Your distributor or final seller may pr
16. return duct this may be controlled by the dehumidifier See Unit Connection Diagram Independent Operation above for connection details When connected as shown in the above diagram the dehumidifier provides only the switching interface for the damper s Power for these devices must be provided with a separate transformer not provided not from the transformer located in the dehumidifier The damper control wiring must meet national and local electrical codes Entry into the dehumidifier is through the control wire entry located on the air entry end of the unit Note This is separate from the power entry Dependent Operation Duct Connections In this arrangement the dehumidifier is connected either upstream or downstream of the heating or air conditioning system Both the discharge and the return of the dehumidifier are connected to the same side of the system When the dehumidifier is connected for dependent operation the heating or air conditioning system fan and the dehumidifier fan must operate at the same time Dehumidifier Connected for Dependent Operation with Heating or Air Conditioning System Piped Return Return Discharge Air Heating or Air Conditioning Dehumidifier System Installed on Top View Heating or Air Conditioning System Blower and Dehumidifier MUST Operate at the Same Time Controls Connection The dehumidifier controls must interface with the main heating or air conditioning system This interfa
17. tall this dehumidifier in compliance with the instructions contained herein could result in unsatisfactory operation and or damage to the product This unit is designed to be installed indoors in an area protected from rain or moisture e Itis recommended a drain pan be placed under the unit if installed above a living area or above an area where water leakage could cause damage For proper operation external static pressures across the unit must not exceed 6 inches w c e For protection of the compressor it must be transported and installed in an upright position If the unit was shipped or stored on its side a 24 hour settling period in the upright position is required before running the unit for the first time Temporary storage must be indoors upright in the original carton and completely shielded from precipitation Specifications 130 Pints per day 80 F DBT 60 RH Unit Power Supply 115 Volts Single Phase 60 Hz Minimum Circuit Ampacity 13 1 15 amp Marmumfus Overall Length 30 includes duct collars Cabinet Length 24 Cabinet Width 2514 Cabinet Height 2012 Wegt 150 Pounds Rotary Type Compressor 1070 Watts 9 5 RLA 61 LRA 1 HP 1 15 FLA Washable Nylon 17 x 23 2 p Type EPDM 1 thick Cabinet Insulation R Value 4 2 Duct Connections 8 diameter All specifications and performance data are subject to change without notice Operation The function o
18. uipped with a float switch If the drain lines should become clogged or restricted overflow of water will occur This switch disables the compressor and stops water production Once the blockage has been cleared the switch will allow the unit to return to normal operation Installation Location When choosing an installation location consider the accessibility for service condensate drain availability and power connection The proper location is very important as it will determine the overall length of the connection ducts Locate the unit as close as possible to the indoor portion of the heating or air conditioning system The dehumidifier may be placed above below or level with the heating or air conditioning system Place the unit in a location that will allow a minimum of 22 clearance for filter removal and service access This clearance is required on only one side of the unit since the filter is removable from either side Allow adequate clearance to walls for unit service This humidifier is designed to be installed indoors in a space that is protected from rain or moisture Suspended unit utilizing optional hanging kit Mounting The dehumidifier may be mounted on a flat surface or suspended Do not mount the unit directly on structural members If mounted on a flat surface use the four rubber mounting feet provided To minimize unwanted vibration select a level mounting surface Adjust the mounting feet to compensate for any s
19. urface irregularities Make certain that the unit is sitting on all four mounting feet To suspend the unit a separate hanger kit HD14 is required This kit consists of four brackets and four rubber isolators Threaded rods or other means of suspension must be provided by the installer and must be selected based on the unit weight 150 Ibs and in compliance with local codes This unit is equipped with a primary and secondary drain along with a float switch to prevent overflow of water from the unit It is recommended a drain pan be placed under the unit if installed above a living area or above an area where water leakage could cause damage Condensate Drain The DH 130A is equipped with primary and secondary condensate drain line connections The drains must be trapped external to the unit and connected per national and local plumbing codes to drain lines that will carry away the water collected by the dehumidifier To prevent water being removed from the traps when the air conditioning unit is running the trap dimensions must be equivalent to the dimension of the trap on the associated air conditioning system The primary and secondary drain lines must be attached to the trap outlets and pitched away from the unit a minimum of 1 8 per foot to assure proper water removal It is recommended a drain pan be placed under the unit if installed above a living area or above an area where water leakage could cause damage The primary condensate dra
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