DryGair DG-X User manual

December 2020
Ver. 12/2020
DryGair Dehumidification Unit
Model DG-X
360° Air Circulation
Installation, Operation, and Maintenance
Manual

DryGair Energies Ltd .
ii
DryGair Energies Ltd. —www.drygair.com
8 Hamanofim St., Herzliya Pituach 46733
Tel.: [phone], Fax: [phone]
: drygair.energies
Proprietary and Confidential
Copyright © 2020 by DryGair Energies Ltd.
All rights reserved. No part of this manual may be reproduced or copied in any form by any means-
graphic, electronic, or mechanical, including photocopying, typing, or information retrieval systems-
without written permission of DryGair Energies Ltd.

DryGair Dehumidification Unit Model DG-X
Table of Contents
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TABLE OF CONTENTS
1. Introduction _________________________________________ 1
2. Safety ______________________________________________ 3
3. Unit Overview ________________________________________ 5
4. Installation __________________________________________ 8

Table of Contents
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5. Unit Parts and Components ___________________________ 20
6. Unit Operation ______________________________________ 26
7. Maintaining the Unit__________________________________ 34

DryGair Dehumidification Unit Model DG-X
Table of Contents
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8. Troubleshooting and Repairing the Unit _________________ 41
9. Appendices_________________________________________ 43
10. Comments and Notes ________________________________ 46

List of Figures
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LIST OF FIGURES
Figure 3-1. DryGair unit (front and side view) ____________________________________6
Figure 3-2. DryGair Identification label__________________________________________7
Figure 4-1. Forklift addons __________________________________________________11
Figure 4-2. DG-X carton package ____________________________________________13
Figure 4-3. Rails as shipped_________________________________________________15
Figure 4-4. Connected Rails_________________________________________________15
Figure 4-5. Air distribution Module (Hood) ______________________________________16
Figure 4-6. Lifting the unit___________________________________________________17
Figure 4-7. Unit hanging from a ceiling ________________________________________18
Figure 4-8. Water drain outlet________________________________________________19
Figure 5-1. Electric door (user interface) _______________________________________20
Figure 5-2. Electrical door (from inside)________________________________________21
Figure 5-3. Remote control__________________________________________________21
Figure 5-4. Electrical compartment ___________________________________________22
Figure 5-5. HVAC compartment______________________________________________23
Figure 5-6. Compressor ____________________________________________________23
Figure 5-7. Dehumidification components ______________________________________24
Figure 5-8. Humidity sensor_________________________________________________24
Figure 5-9. Axial circulation fan ______________________________________________25
Figure 6-1. Humidity controller (and remote control) ______________________________30
Figure 7-1. Removing the drainage pan________________________________________38
Figure 9-1. Unit dimensions _________________________________________________43
Figure 9-2. Climate control relays ____________________________________________44
LIST OF TABLES
Table 4-1. Parts and Accessories ____________________________________________14
Table 9-1. Main Parts List __________________________________________________45

DryGair Dehumidification Unit Model DG-X
Introduction
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1. INTRODUCTION
This manual provides instructions for installing and operating the DryGair
unit Model DG-X correctly and safely and includes maintenance procedures
and unit troubleshooting.
Note: As DryGair continuously develops its machines to their maximum
potential, this manual, though completely up to date when issued, is subject
to changes without notice.
1.1 Before You Begin
Before you begin working with the DryGair dehumidification unit, read this
manual. The DryGair dehumidification Operation and Maintenance Manual
provides information and procedures for installing and operating the unit, as
well as maintenance, troubleshooting, and repair procedures.
When reading, pay special attention to:
•The safety instructions.
•The conventions. They explain the symbols used in this manual.
Before beginning a procedure, read the procedure through to the end. A
thorough understanding of the entire procedure will prevent unnecessary
errors and loss of time.
1.2 Further Information
For further information, contact DryGair at:
Email: [e-mail]
Website: www.drygair.com
Online Technical Support Webpage: https://drygair.com/technical/

Introduction
Conventions
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1.3 Conventions
The following conventions are used in this manual:
Warning
Information given in a “warning” message warns of a possible hazard to
personnel and extreme hazard to the unit.
Caution
Information given in a “caution” message refers to the safe operation of
the unit and provides a warning where the possibility for damage to the
equipment exists.
Note
Information given in a note describes how the part/unit functions or
provides a tip on how best to use it.

DryGair Dehumidification Unit Model DG-X
Safety
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2. SAFETY
DryGair Energies Ltd. believes that the safety of personnel working with and
around the unit is the most important consideration. The DryGair unit is
equipped with all the safety devices necessary to ensure risk-free use under
standard conditions.
Machine installation, maintenance, and adjustments must be performed only
by a qualified technician with expert machine knowledge and that has read
this manual.
Before operating the unit or performing maintenance operations, read and be
familiarized with the safety information.
•Obey and follow all warnings and cautions given in this manual.
•Comply with all approved and established precautions for operating
electrical and mechanical equipment.
•Only qualified and authorized personnel should perform maintenance or
repair tasks.
•Verify the power, and any other connected facilities, are turned off and
disconnected before beginning maintenance procedures, part
replacements, or repairs.
•We advise strict observance of the work safety standard as defined by the
authorities in each country.
DryGair cannot accept responsibility for injury to persons or damage to
objects resulting from not observing safety standards.
2.1 Hazards
Danger: Electrical Shock Hazard. High voltage is present at points throughout the
Unit. Contact with high voltage can result in injury or death. Before performing any
operation related toelectricity, open the electric compartment cover, switchoffthe
Main Power switch and switch off the CircuitBreaker. Doing so ensures no voltage
is present.
Danger: Hot Surface Hazard. The heat exchangers and their pipes, andthe
compressor may have a high temperature during unit operation. Do not touch the
compressor and the heat exchanger pipes and coils while the unit is operating.
Verify the unithas cooled down before touchingthem.
Danger: Bodily Injury Hazard. Be careful not to drop any of the unit parts.
Dropping the Covers mightcause bodily injury or damage to the parts.

Safety
Operation Safety Notes
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2.2 Operation Safety Notes
The following safety practices must be complied with:
•CAUTION and WARNING notices posted on the machine and safety
notes in this manual.
•Ensure that all control panels and electrical panels are covered.
•Do not start the unit if any of the safety covers are missing.
•MOVING PARTS –Do not touch the fans during unit operation.
•Do not permit smoking or food in the working area.
•Personnel operating the unit must not remove covers or panels.
•Although the electrical compartment is closed by a door, operator access
to the compartment is strictly forbidden without explicit authorization.
•Ensure that all personnel operating the unit know where the main power
switch is located and what to do in case of an electrical emergency.
•Locate approved types of fire extinguishers near the equipment.
2.3 Maintenance Safety Notes
Only authorized personnel are permitted to perform maintenance and repair
tasks. Before performing such a task, read the instructions to ensure you
understand them and that the required precautions and tools are available.
•For high mounted maintenance procedures, use a stable ladder to avoid
high fall injuries.
•To avoid getting caught in moving parts, do not lubricate, repair, or
adjust the machine while in operation unless expressly written in the
manual. Stop the machine according to the machine stopping procedure
before lubricating or performing other maintenance tasks.
•Secure electrical wires and cables to prevent damage.
•The protecting doors and covers should not be opened during machine
operation.
•Replace all safety shields after completing set-up, troubleshooting, and
maintenance procedures.