Quest Engineering 225 Dual

Quest 215 Dual
Quest Dry
Quest 105, 155, 205 and 225 Dual
Installation, Operation and Maintenance 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.
Installation, Operation and Maintenance Instructions
4201 Lien Rd
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.
1
Water Removal Rates (Pints/Day) @ 80°F 60% (AHAM)
Dehumidifier Pints Removed Gallons/Liters
105 Dual 105 13.1/49.7
155 Dual 155 19.4/73.3
205 Dual 205 25.6/97.0
225 Dual 225 28.1/106.5
PATENTS:
D570,988
8,069,681
9,052,132
Features:
• Industry-leading efficiency, most efficient on the market
today
• Patented, optimized air-to-air heat exchanger
• High-efficiency, long-life impeller fan
• Quiet operation
• Superior air filtration (MERV-11 standard)
• Auto-restart after power outages
• Environmentally friendly R410A refrigerant
• Low voltage control
TS-999
12/17 Rev. B

Quest Engineering 225 Dual Specifications

General

Brand	Quest Engineering
Model	225 Dual
Category	Dehumidifier
Language	English

Summary

Safety Precautions

General Safety Guidelines

Covers installation environment, usage, electrical safety, and supervision requirements for safe operation.

Specifications

Installation

Installation Location

Guidelines for choosing a suitable installation site, emphasizing environmental protection and service access.

Electrical Requirements

Details on power connection, plug types, circuit requirements, and remote control wiring safety.

Condensate Water Removal

Instructions for gravity drainage via drain port, pipe routing, trap installation, and optional pump kit.

Controls

On-board Dehumidistat Control

External Control Options

DEH 3000 R External Control

Honeywell Remote Humidistat

Maintenance

Standard Air Filter Maintenance

Service

Warranty Information

Technical Description

Troubleshooting Guide

Provides systematic steps to diagnose and resolve common issues like no fan, no compressor, or cycling problems.

Unit Test Procedure

Steps to test fan and compressor operation independently to isolate control or unit issues.

Refrigerant Charging

Impeller Fan Replacement

Compressor and Capacitor Replacement

Covers replacement of compressor, overload, run capacitor, and troubleshooting motor circuits.

Replacing a Burned Out Compressor

Detailed procedure for replacing a compressor after a motor burnout, including system cleanup.

Replacing a Compressor (Non-Burn Out)

Procedure for replacing a compressor when it is not a burnout condition, including leak checks.

Humidity Control Operation

Programmable Ventilation Timer

Quest Dual Dehumidifier Limited Warranty