Anden A77 - User Manual

Model A77
Dehumidifier Control
Installation & Operating Instructions
READ AND SAVE THESE INSTRUCTIONS
OVERVIEW
The control allows the user to set and adjust the humidity setting and turn dehumidification on
or off from a convenient location. In this application, the Model A77 uses an onboard sensor to
monitor the relative humidity (%RH) in the space in which it is located and displays the measured
relative humidity on the digital display.
Installed by: ����������������������������������������������������������
Installer phone: ���������������������������� Date installed: ����������������
90-2483
1

Anden A77 Specifications

General

Brand	Anden
Model	A77
Category	Controller
Language	English

Summary

Overview

Safety Instructions

Safety Warnings and Cautions

Critical safety advice for installation and operation, including warnings and cautions.

Specifications

Electrical and Control Specifications

Details electrical input/output and control parameters like range, accuracy, and limits.

Location Recommendations

Mounting Location Guidelines

Guidance on ideal placement and prohibited areas for the control unit.

Installation

Mounting the Control

Steps for disassembling the control unit and mounting its back plate to the wall.

Wiring and Components

Lists required components and provides instructions for connecting the control to dehumidifier models.

System Checkout

Power Up and Initial Check

Procedures for powering the system and performing an initial check of the control.

Control Operation

Test Mode and Humidity Setting

How to use Test Mode, adjust humidity settings, and set offsets.

Sequence of Operation and Control Limits

Explains normal operation, dehumidifying sequence, and environmental control limits.

Troubleshooting

Error and Diagnostic Codes

Information on internal errors and specific diagnostic codes from the dehumidifier.

Troubleshooting Guide

A table correlating symptoms with possible reasons and troubleshooting procedures.

Dehumidifier Diagnostic Codes

Detailed table listing diagnostic codes, failure modes, actions, and reset methods.

Limited Warranty

Warranty Terms and Registration

Details the product warranty period and how to register the product.