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thermastor Quest 335 - User Manual

thermastor Quest 335
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Quest 335
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.
Patent: thermastor.com/patents
Features:
208V and 230V 60Hz
Industry-leading efficiency
Patented, multi-coil refrigeration system
High-efficiency, variable-speed impeller
Quiet operation
Superior air filtration (MERV-13 standard)
Auto-restart after loss of power
Environmentally friendly R410A refrigerant
Low voltage external control
On-Board digital controls
Water Removal Rates (Pints/Day) @ 80°F 60% (RH)
Dehumidifier
335
Pints Removed
335
Gallons/Liters
42/158
4201 Lien Rd
Madison, WI 53704
www.QuestClimate.com
Toll-Free 1-877-420-1330
info@QuestClimate.com
Specifications subject to change without notice.
1
TS-1196
09/21 Rev. A
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Summary

Safety Precautions

Intended Application

Registrations

Specifications

Installation

4.1 Location

Guidance on selecting an appropriate installation location for the dehumidifier, considering various factors.

4.2 Electrical Requirements

Details on power connection, receptacle types, and grounding requirements for safe operation.

4.3 Condensate Water Removal

4.4 Hanging Diagram

4.5 Hard-Wiring Instructions

4.6 Supply and Return Duct Kit

Control Options

5.1 A On Board Dehumidistat

Explains the operation of the unit's built-in dehumidistat, including power, set point adjustment, and indicator lights.

5.1 B External Control Options

Details on available external control options and wiring diagrams for remote humidistats.

5.2 External Control

Explains the terminal block connections and operations for external control interfaces.

Maintenance

6.1 Standard Air Filter

Guidelines for checking and replacing the air filter to maintain performance and prevent damage.

6.2 Impeller Fan Oiling

Information regarding the lubrication of the impeller fan motor, stating no further oiling is required.

Service

7.1 Warranty

Information on the unit's warranty coverage and how to initiate a warranty claim.

7.2 Technical Description

A technical overview of the dehumidifier's refrigeration system and how it removes moisture.

7.3 Troubleshooting

Guides users through common operational issues, identifying potential causes and solutions.

7.4 Refrigerant Charging

7.5 Impeller Fan Replacement

7.6 Compressor;Capacitor Replacement

7.6 A Checking Compressor Motor Circuits

Tests to diagnose problems with the compressor motor circuits when the fan runs but the compressor does not.

7.6 B Replacing a Burned Out Compressor

7.6 C Replacing a Compressor, Non burn Out

7.7 Remote Controls

7.7 A Humidity Control

Explanation of how the humidity control functions and its interaction with the unit's set point.

7.8 Defrost Thermostat

7.9 Condensate Pump Kit

Error Codes

Wiring Diagram

Service Parts List

Optional Parts List

Limited Warranty

thermastor Quest 335 Specifications

General IconGeneral
BrandThermastor
ModelQuest 335
HumidistatYes
TypeDehumidifier
Water Removal (Pints/Day)335
Operating Temperature Range33°F to 110°F
Voltage115V
Defrost SystemAutomatic