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Appendix: Unit Specific Information 

24 

DryCool HD Operator and Maintenance Manual 

P00960167-1 

 

Munters DryCool HD drier testing and analysis for measurement taken on process side of system. Available 
external Sp measured at 60Hz, 81 deg F Tro. 

 

Munters Drycool HD Process Side 

Process 

Airflow 

Available Ext Sp 

"wg 

ACFM at fan 

60 Hz measured 

185.0 0.62 

185.0 0.62 

213.3 0.53 

213.3 0.53 

233.6 0.44 

233.6 0.44 

250.2 0.37 

250.4 0.37 

275.7 0.26 

275.6 0.26 

290.4 0.18 

290.6 0.18 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Summary of Contents for drycool hd

Page 1: ...DRYCOOL HD Residential and Light Commercial Desiccant Dehumidifier Warranty Safety Installation Operation Maintenance November 2010 ...

Page 2: ...tic with Existing Forced Air HVAC 12 3 6 Installation for Dehumidification for a Stand Alone Space 12 3 7 Humidistat Installation Requirements 13 3 8 Condensate Removal 14 3 9 Optional Germicidal UV Light 14 3 10 Optional Active High Efficiency Electronic Filter 16 4 Operating Instructions 17 4 1 Controls 17 4 2 Sequence of Operation 17 5 Maintenance and Service 18 5 1 Standard Air Filter 18 5 2 E...

Page 3: ...aporator coil removes further moisture from the airstream in a vapor state The HoneyCombe desiccant wheel is operated with two separate air streams The supply air stream is pulled from the conditioned space and in controlled amounts from outside The reactivation air stream is generally taken entirely from outside See Figure 1 below Figure 1 DryCool HD Operating Principle Within the closed circuit ...

Page 4: ...material is nonmetallic and does not react to bacteria The passages inside the wheel are impregnated with a desiccant material such as silica gel 2 When damp air is pulled through the supply air section of the wheel and contacts the desiccant it removes moisture in a process known as adsorption The removal of moisture causes the air to warm due to the heat of vaporization of water in the air 3 As ...

Page 5: ... SQUARE TO ROUND OPTIONAL 8 REACT OUTLET ROUND OUT UNIT DETAIL O A CONNECTION 8 4 Figure 3 DryCool HD Dehumidifier Unit Detail DO NOT use unit as a bench or table DO NOT place unit directly on structural members A secondary drain pan MUST be placed under the unit The DRYCOOL HD should be located near the existing air handling system to minimize the required ductwork The controls are remote from th...

Page 6: ...ves supplied in appendix Supply Air Temp Space Neutral 3 F Refrigerant Refrigerant Charge 28 oz R410 Unit Size 24 L x 36 W x 16 5 H Unit Weight 140 lbs Shipping Weight 145 lbs Optional Filtration Merv 13 Active Electronic i e reactivation and process air inlets are externally ducted and connected to normal non attic space i e reactivation air comes from the space Table 1 DryCool HD Dehumidifier Sp...

Page 7: ...TION FOR ANY LABOR COSTS AND SHALL NOT APPLY TO DEFECTS IN WORKMANSHIP OR MATERIALS FURNISHED BY YOUR INSTALLER AS CONTRACTED TO DEFECTS IN THE DEHUMIDIFIER ITSELF IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE SHALL BE LIMITED IN DURATION TO THE AFORESAID ONE YEAR PERIOD MUNTERS CORPORATION S LIABILITY FOR INCIDENTAL OR CONSEQUENTIAL DAMAGES OTHER THAN DAMAGES FOR PERSO...

Page 8: ...safety symbols used in this manual by reading the following information The relevant safety information will be listed in each chapter or section This manual uses two different types of warning messages to alert you of possible hazardous conditions Hazard or unsafe practice that may result in severe personal injury or death Hazard or unsafe practice that could result in minor personal injury or pr...

Page 9: ...wo four inches wider than the unit width to prevent from squeezing the top of the unit Failure to do so may damage the unit For proper mounting review all drawings dimensions ducting submittal package notes on orientation and positioning and confirm this information before installing unit s Noise control issues should be taken into consideration when installing unit Modern roof and construction is...

Page 10: ...ation Details on ducting standards can be found in SMACNA publication HVAC Systems Duct Design and Chapter 18 of 2008 ASHRAE HVAC Systems and Equipment Handbook 3 Install and or Check external piping condensate drains and drip pans make sure they are cleaned of any debris The drain trap needs to be primed with water prior to start up and after extended periods of unit shut down winter months 4 Ins...

Page 11: ... unit The square inlet can be connected directly to the return air duct coming from the central part of the structure This duct should draw air from the central part of the structure and supply air to the isolated areas of structures like smaller rooms Ductwork of the existing heating system can be used to supply air to the structure If the existing supply goes to isolated areas of the structure d...

Page 12: ... duct must be connected to the return air duct of the central air system upstream of the DRYCOOL HD Dehumidifier See Figure 3 for air flow illustration ÇÇáíáçå ä ÅçåëáÇÉê íáçåë êÉ ë ÑçääçïëW 1 Outside air is filtered before entering the building 2 Outside air will be dehumidified before entering if unit is running in dehumidification mode 3 Drawing air from outside and blowing inside aids in sligh...

Page 13: ...or closed If the structure in which the unit is to be installed has an existing forced air HVAC system utilize the HVAC system to make the DRYCOOL HD unit installation easier _ ëÉãÉåí fåëí ää íáçå Install a separate 8 return duct for the DRYCOOL HD in a central area of the structure Duct the supply of the DRYCOOL HD to an 8 x 8 x 8 tee damper that is 20 open to the basement Duct the other side of ...

Page 14: ...ir for reactivation and to expel moist air outside the attic 3 6 Installation for Dehumidification for a Stand Alone Space One of the benefits of a DRYCOOL HD is the delivery of dehumidified air to the space at approximately the same temperature that enters the device This allows an owner to simplify the installation for applications or instances where it is desired to maintain humidity levels in ...

Page 15: ...not install the humidistat where it may not accurately sense the relative humidity such as near HVAC supply registers near exterior doors or near a pool or spa The installer must supply the wiring between the dehumidifier unit and the humidistat Be sure to safely route the control wires to prevent damage during installation Be careful not to cross wires when connecting the DRYCOOL HD and humidista...

Page 16: ...r additional safety Munters always recommends that a catch pan with front switch be placed under the DRYCOOL HD 3 9 Optional Germicidal UV Light An optional active germicidal UVC system can be provided with the Munters DRYCOOL HD UVC is a type of ultraviolet UVC energy in the 260 nanometer frequency The C wavelength is the most germicidal in the UVC spectrum The C wavelength targets the DNA of mic...

Page 17: ...ote Ensure that emitter is installed before power is applied Installing emitter after the power has been applied will trigger the end of lamp life circuit and emitter will fail to light If this happens shut off de energize power for 10 minutes and then turn power back on Emitter will then light Disconnect power from unit Remove installation hole plug This black plastic plug is located on the same ...

Page 18: ... gasses including formeldehyde from carpets furniture and cleaning products Particle Size Capture Efficiency 1 3 Microns 3 1 Microns 3 10 Microns Typical Contaminant Munters Active Electronic Filter This electronic filter is capable of cleaning air to the MERV 13 rating In additon the active electronic capability of the filter removes other particles that can not be removed by standard passive fil...

Page 19: ...ughout house When switch is OFF fan will operate only when humidity control calls for dehumidification The unit long with either the high efficiency filter and or the Germicidal UVC can be used to perform total Indoor Air Quality control for your structure 4 2 Sequence of Operation The ERV unit utilizes a humidistat to cycle the capacity on when the humidity in the space is high and to cycle the c...

Page 20: ...ower to the unit Please follow all specific instructions as provided by the manufacturer vendor NOTE Do not substitue any other 110VAC 24VAC transformers as damage could result to the units electronics Installation of this filter should be done by a qualified electrician as electrical wiring is required Whenever installing or removing the filter the power to the unit should be turned off de energi...

Page 21: ...e inlet when the UV light option is used 2 Ultra violet radiation is present inside unit Avoid exposure Always wear protective clothing Exposure may cause cancer and premature aging of the skin Always wear protective eyewear Failure to do so may result in severe burns or long term injury to the eye Never look directly into lamp As with natural sunlight exposure can cause eye and skin allergy or al...

Page 22: ...in death serious bodily injury and or property damage Only qualified service people should service this unit 5 6 Recommended Maintenance Schedule The following table lists recommended maintenance schedules For detailed instructions on each procedure consult Munters or the appropriate supplier for that part 5 6 1 Annual Maintenance Schedule Check This Location Monthly Quarterly Annually Inspect Duc...

Page 23: ...DryCool HD Operator and Maintenance Manual P00960167 1 6 Appendix Unit Specific Information Wiring Diagram Sound Level Measurements Fan Curves Dimensional Drawing Munters Corporation Tel 800 843 5360 E mail dhinfo munters com www munters us ...

Page 24: ...Appendix Unit Specific Information 22 DryCool HD Operator and Maintenance Manual P00960167 1 Figure 9 Wiring Diagram Pictorial ...

Page 25: ... 100 1000 10000 Freqency Hz DryCool Sound Levels with Background Noise eliminated Average Sound Levels with Background Noise Eliminated Frequency Level Broadband 64 17 Broadband 53 57 32 62 24 63 52 79 125 57 86 250 50 46 500 50 20 1000 49 85 2000 44 69 4000 38 82 8000 28 95 Table 2 Average Sound Levels with Background Noise Levels Eliminated ...

Page 26: ...alysis for measurement taken on process side of system Available external Sp measured at 60Hz 81 deg F Tro Munters Drycool HD Process Side Process Airflow Available Ext Sp wg ACFM at fan 60 Hz measured 185 0 0 62 185 0 0 62 213 3 0 53 213 3 0 53 233 6 0 44 233 6 0 44 250 2 0 37 250 4 0 37 275 7 0 26 275 6 0 26 290 4 0 18 290 6 0 18 ...

Page 27: ...eact Airflow Available Ext Sp wg ACFM at fan 60 Hz measured 294 0 0 24 294 1 0 24 278 8 0 3 278 8 0 3 249 2 0 43 249 2 0 43 228 3 0 5 228 2 0 5 200 7 0 59 200 7 0 59 183 1 0 65 183 1 0 65 Munters Drycool HD Avail Ext Sp measured at 60 Hz React Side flow is in ACFM Actual air density at fan for 60 Hz tests was 0 074 lbs ft3 0 0 1 0 2 0 3 0 4 0 5 0 6 0 7 100 0 150 0 200 0 250 0 300 0 350 0 React Flo...

Page 28: ...Appendix Unit Specific Information 26 DryCool HD Operator and Maintenance Manual P00960167 1 Figure 10 Dimensional Drawing ...

Page 29: ...Appendix Unit Specific Information 27 DryCool HD Operator and Maintenance Manual P00960167 1 ...

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