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1-877-420-1330

Quest 150 Dual 

Installation, Operation and Maintenance Instructions

3

www.QuestHydro.com

info@QuestHydrocom

Safety Precautions

Read the installation, operation and maintenance instructions carefully before installing and operating this device. Proper 

adherence to these instructions is essential to obtain maximum benefit from your Quest 

150 Dual indoor air quality 

system. 

READ AND SAVE THESE INSTRUCTIONS 

•    The device is designed to be installed INDOORS 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 plugged into a 

GFI GROUND FAULT INTERRUPT OUTLET. 

•    

DO NOT use the device as a bench or table. 

•    DO NOT place the device directly on structural members. Provide 

vibration isolation in order to minimize operational vibration and/or 

noise.

•  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

•  If the supply cord is damaged, it must be replaced by the 

manufacturer, its service agent or similarly qualified person in 

order to avoid a hazard.

Summary of Contents for Quest 150 Dual

Page 1: ...p and function 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...

Page 2: ...mpressor Shipping Support 5 4 2 Location 5 4 2A How to hang dehumidifier 5 4 3 Electrical Requirements 6 4 4 Install Leveling Feet 6 4 5 Condensate Water Removal 7 5 Ducting 8 5 1 Outlet Duct Kit 8 6...

Page 3: ...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 ther...

Page 4: ...usion or excessive fresh outside air infiltration Before installing the Quest 150 Dual water intrusion and air infiltration problems should be addressed 2 Registrations The Quest 150 Dual units confor...

Page 5: ...a variety of locations to meet the owner s needs other considerations include 1 Providing access to a 115 VAC power outlet 10 power cord is provided 2 Locating near a floor or other suitable drain 3...

Page 6: ...with your Quest 150 Dual are four leveling feet It is important to level the unit for proper draining Installing Leveling Feet See Figure 2 for installing leveling feet 1 Lay down a protective pad pi...

Page 7: ...out of the corners of the machine Position the trap in the hose approximately 8 10 from the dehumidifier and make sure the highest point of the trap is still at least 2 below the black drain port ada...

Page 8: ...mmended Humid 80 to 90 Relative Humidity The dehumidifier will run until the relative humidity RH is reduced to the humidity control dial setting Quality humidity meters are available from the factory...

Page 9: ...ult in death serious bodily injury and or property damage Only qualified service people should service this unit CAUTION If the supply cord is damaged it must be replaced by the manufacturer its servi...

Page 10: ...or run with fan switch AUTO 1 Unit unplugged or no power to outlet circuit breaker tripped 2 Humidity control set to Humid setting 3 Loose connection in internal wiring 4 Humidity control is defective...

Page 11: ...y but cycles on and off 1 Loose connection in blower circuit 2 Obstruction prevents impeller rotation 3 Defective blower 4 Defective blower switch Evaporator coil frosted continuously low dehumidifyin...

Page 12: ...5235 10 12mfd 370V Capacitor Impeller 4026221 Leveling Foot 4031376 Defrost Thermostat 4027172 Humidity Controller 4025560 Fan Switch 4036568 Bracket 9 Service Parts List Call your dealer or 1 800 533...

Page 13: ...s 13 www QuestHydro com info QuestHydrocom 11 Wiring Diagram 115 VAC 60 Hz SINGLE PHASE BLK BLK BLU WHT GRN GRN YEL RED FAN SWITCH DEFROST THERMOSTATS IMPELLER COMPRESSOR 3 1 2 BLK BLK ORG S C R GRN F...

Page 14: ...s The end user is responsible for normal care This warranty does not cover any defect malfunction etc resulting from misuse abuse lack of normal care corrosion freezing tampering modification unauthor...

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