Envirowise EDHUM70V - User Manual

The Envirowise 70V is a whole house ventilating dehumidifi er that
can be installed as a free standing unit or can be integrated into
the HVAC system to provide the ultimate in comfort and property
protection through:
• Fresh Air Ventilation
• Dehumidifi cation
• Air Filtration
18-HE102D1-1A-EN
TS-998 Rev. 2 5/24/18
Installation Instructions
P/N: EDHUM70V Serial No.: Install Date:
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HVAC Installer: Please Leave Manual for Homeowner
INSTALLATION BY A HVAC PROFESSIONAL IS REQUIRED
Installation Instructions
INSTALLATION BY A HVAC PROFESSIONAL IS REQUIRED

Summary

Safety Instructions

Specifications

General Set Up: Important Precautions

Important Precautions

Key safety and installation precautions for the dehumidifier unit, emphasizing placement and handling.

Location Considerations

Guidelines for selecting an appropriate installation location, considering clearance, access, and utilities.

General Set Up: Ducting Considerations

General Set Up: Electrical Requirements

Electrical Precautions

Important safety measures and considerations for electrical installations and wiring.

General Set Up: Drain Installation

General Set Up: Attaching Duct Collars

Set Up As A Dehumidifying Ventilator: Principle of Fresh Air Ventilation

Set Up As A Dehumidifying Ventilator: Determine Ventilation Requirements

Set Up As A Dehumidifying Ventilator: HVAC System Installations

Indirect Method - Return Mix

Connects fresh air to return air mix before dehumidifier, decoupling from HVAC.

Direct Method - Single Pass

Connects fresh air directly to dehumidifier return, supply to HVAC.

Set Up As A Dehumidifying Ventilator: Setting the Dehumidistat for Climate

Set Up As A Dehumidifier Only: Using the 70 V as a Dehumidifier

Set Up As A Dehumidifier Only: Free Standing Installation

Set Up As A Dehumidifier Only: Attic or Conditioned Mechanical Room Installation

Set Up As A Dehumidifier Only: Basement;Crawlspace Installation

Set Up As A Dehumidifier Only: HVAC Return to HVAC Supply

Set Up As A Dehumidifier Only: Recommended Closet Installation

Set Up As A Dehumidifier Only: Central Return to HVAC Supply

Controls: Envirowise D30 Digital Control Features

Controls: Wiring Controls

Controls: Operating as a Dehumidifier

Controls: Operating as a Ventilator

Controls: Terminal Block Control Operation

Controls: Vent;Dehum Switch Control Operation

Sequence and Operation: Ventilator Mode (VENT)

Sequence and Operation: Ducted Dehumidifier Mode (DEHUM)

Sequence and Operation: Stand Alone Dehumidifier Mode (DEHUM)

Filter Instructions: Changing the Filter

Optional Accessories: Refrigerant Charging

Service: Troubleshooting

Troubleshooting Procedure for Control Related Issues

Diagnostic steps to identify issues related to the control system and its components.

Service: Troubleshooting (Continued)

Troubleshooting Procedure for Performance Related Issues

Steps to diagnose and measure the performance of the dehumidifier unit.

Envirowise EDHUM70V Specifications

General

Model	EDHUM70V
Category	Humidifier
Coverage Area	Up to 700 sq ft
Humidistat	Yes
Auto Shut-off	Yes