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Installation, Operation and Maintenance Instructions

– Read and Save These Instructions –

This manual is provided to acquaint you with 
the dehumidifier so that installation, operation 
and maintenance can proceed successfully. 
Ultimate satisfaction depends on the quality 
of installation and a thorough understanding 
of this equipment. The dehumidifier is built 
around tested engineering principles and has 
passed a thorough inspection for quality of 
workmanship and function.

Quest DRY 90

Installation, Operation and Maintenance Instructions

4201 Lien Rd. 

Phone 608-237-8400

Madison, WI 53704 

Toll-Free 1-877-420-1330

www.QuestHydro.com Info@QuestHydro.com 

– Read and Save These Instructions –

Specifications subject to change without notice.

TS-832

 05/13

1

Quest DRY  180

Water Removal Rates (Pints/Day) 

 

90 pints  

80˚F, 60% (AHAM)

 

180 pints  

86˚F, 80% 

Quest DRY 180:

•  Uses only 6.7 amps of electricity (115 

Volt)

•  90 pints water removal per day at 80°F 

and 60%RH

•  Plug-N-Play
•  Defrost controls
•  Superior air filtration (MERV-11 Standard)
•  Auto-Restart after power outages
•  Environmentally friendly R410A refigerant

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Summary of Contents for Quest DRY 180

Page 1: ...workmanship and function Quest DRY90 Installation Operation and Maintenance Instructions 4201 Lien Rd Phone 608 237 8400 Madison WI 53704 Toll Free 1 877 420 1330 www QuestHydro com Info QuestHydro com Read and Save These Instructions Specifications subject to change without notice TS 832 05 13 1 Quest DRY180 Water Removal Rates Pints Day 90 pints 80 F 60 AHAM 180 pints 86 F 80 Quest DRY 180 Uses ...

Page 2: ... 2 Attaching Drain Hose 5 5 Installation 5 5 1 Location 5 5 2 Electrical Requirements 6 5 3 Condensate Water Removal 6 6 Operation 6 6 1 Humidity Control Adjustment 6 6 2 Defrost Cycle 7 6 3 Blower Fan Switch 7 7 Maintenance 7 7 1 Air Filter 7 7 2 Cleaning and Replacement 8 7 3 Removing Filters 8 7 4 Installing Filters 8 8 Service 8 8 1 Technical Description 9 8 2 Troubleshooting 10 9 Optional Acc...

Page 3: ...RS IN A SPACE THAT IS PROTECTED FROM RAIN AND FLOODING Install the unit with space to access the back or side panels for maintenance and service DO NOT INSTALL UNIT WITH THE SERVICE PANELS INACCESSIBLE Avoid directing the discharge air at people or over the water in pool areas If used near a pool or spa be certain there is NO chance the unit could fall into the water be splashed and that it is plu...

Page 4: ...lectrical 110 120 VAC 6 7 Amps 60 Hz grounded Water Removal Capacity 90 pints day 80 F 60 RH Operating Temp Range 33 F min 110 F max Air Flow 220 CFM Refrigerant Charge 1 lb R410A Filter Size 12 X 12 X 1 Size 34 L X 14 1 2 W X 19 1 2 H Unit Weight 67 lbs Shipping Weight 73 lbs 4 Unit Assembly 4 1 Installing Feet Optional Included with your Quest Dry 180 are four leveling feet It is important to le...

Page 5: ...he Quest Dry 180 can be installed in a variety oflocations to meet the owner s needs but should beinstalled directly in the area to be dehumidified Other considerations include 1 Providing access to a 115 VAC power outlet 8 power cord is provided 2 Locating near a floor or other suitable drain 8 drain hose included 3 Do not install the Quest Dry 180 with the intake or exhaust of the unit within 1 ...

Page 6: ...o that water can pass through it Improper hose installation may result in water leakage To increase the efficiency of the unit position the hose to create a trap as shown in Figure 8 By creating a trap it will hold a small amount of water Position the trap on the hose approximately 12 to 20 away from the unit Check hose regularly to ensure it is clear and water is draining properly If floor drain ...

Page 7: ...ically shut the compressor off if excessive frost forms on the evaporator coil The blower 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 automatically restart the compressor During this process cool air may be coming out of the unit 6 3 Blower Fan Switch Turning the fan switc...

Page 8: ...ructions below or on the tag located on the 1 4 pre filter NOTE Failure to follow filter handling instructions may result in improper function of the dehumidifier and cause premature filter wear 7 3 Remove Filters 1 Gently remove the 1 4 pre filter by pulling on the tab attached to the filter 2 Gently remove the 1 pleated fabric filter by pulling it out of the unit 7 4 Installing Filters 1 Gently ...

Page 9: ...use the refrigerant pressure and temperature to drop It next enters the evaporator coil where it absorbs heat 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 outle...

Page 10: ...mpressor or compressor run capacitor Blower runs with fan switch AUTO but compressor cycles on off 1 Low ambient temperature and or humidity causing unit to cycle through defrost mode 2 Defrost thermostat defective 3 Defective compressor overload 4 Defective compressor Blower does not run with fan switch in either position Compressor runs briefly but cycles on and off 1 Loose connection in blower ...

Page 11: ...b 4025577 Hose PVC Clear 625 diameter 8 long 4026221 Leveling Feet 9 2 Service Parts 4025561 Blower Assembly 4034147 02 Coil Assembly 4029168 Compressor 4029169 Compressor Overload 4025741 Defrost Thermostat 4021648 Defrost Control Mounting Clip 4025560 Fan Switch 4029510 Filter Drier 4021469 Humidity Controller 4033032 05 Run Capacitor For more information on the Quest Dry 180 call 1 877 420 1330...

Page 12: ...umidifier or another automatic cut off device Only a certi fied electrician is qualified to connect the safety trip wires to your Therma Stor dehumidifier Attaching the overflow safety trip wires to your Therma Stor dehumidifier will cut power to the dehumidifier if the pump motor should fail and the secondary float switch trips this process is optional and not necessary on every install You may a...

Page 13: ...as removed in step 2 Step 4 Remove the 7 hose from the plastic bag and install this hose from the condensate pump onto the adaptor as indicated Make sure that the hose fully covers the adaptor barbs on the unit Step 5 Attach the 20 drain hose to the condensate pump and route it to a floor drain Note Do not exceed 10 feet vertically when pumping to a drain above the unit Step 6 Plug the pump and de...

Page 14: ...ith Phillips Head Duct Kit Part No 4026055 OVER Parts Included A Pan Head Screws 10 16 x 1 2 8 B 8 Duct Collars 2 C Top Duct Assembly 1 D Front Duct Assembly 1 B C D A ATTACHING COLLARS Step 1 Position collar on a flat surface with tabs up Step 2 Position collar into large hole of front duct assembly Press firmly so that tabs of collar go through the plenum hole Step 3 Press down firmly on the she...

Page 15: ...o strip loose Lightly tighten screws Do this in all four through hole locations TOP DUCT ASSEMBLY Step 1 Check sealing foam on the top duct assembly Ensure none has come loose Step 2 Place top duct assembly ensure the sealing foam makes contact around the plastic surfaces Step 3 Center the top duct assembly ensure the sealing foam makes contact around the plastic surfaces Step 4 Ensure the rear fl...

Page 16: ...and reliable means The end user is responsible for normal care This warranty only applies to residential applications and 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 LIMITATIONS...

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