HOLTOP ERVQ-D150-2A1 User Manual

Models:
ERVQ-D150-2A1
ERVQ-D250-2A1
ERVQ-D350-2A1
Attention
Please read this manual carefully before using the equipment. For safety precautions,
please read carefully before construction or use, and use the equipment safely.
Beijing Holtop Air Conditioning Co., Ltd.
Technical Manual of Holtop
Energy Recovery Ventilator

HOLTOP ERVQ-D150-2A1 Specifications

General

Brand	HOLTOP
Model	ERVQ-D150-2A1
Category	Fan
Language	English

Summary

Safety Considerations

Safety attentions

Key safety instructions and warning symbols for installation and operation to prevent injury or damage.

Attention

Important precautions for installation and operation regarding electrical safety, environmental factors, and fire risks.

Warning

Critical safety guidelines for children's use and user maintenance, emphasizing safe appliance operation.

Specifications

Dimensions

Installation Considerations

Physical Installation

Guidelines for the physical installation, covering hanger preparation, secure mounting, and potential issues.

Ducting

Instructions for unit vent and duct connection, ensuring proper sealing, orientation, insulation, and air leakage prevention.

Electrical Installation

Wiring Diagrams

Illustrations of electrical connections for the unit's power supply, control panel, and internal components.

Precautions for Use

Commissioning

Procedures and checks for commissioning the unit post-installation to verify proper operation and functionality.

Usage Warnings

Essential warnings and attention points for safe operation, covering electrical hazards, environmental conditions, and user interaction.

Touch Screen Controller Introduction

Display Screen and Buttons

Overview of the touch screen controller's display elements, icons, and button functions for navigation and control.

Operation Instructions

Guidance on basic controller operations: power on/off, mode switching, and interface navigation for different functions.

Fan Speed and Temperature Settings

Instructions for setting fan speed manually or automatically, and adjusting temperature settings via the controller.

Parameter Settings

Detailed guide on accessing and configuring various operational parameters, including defrosting, sensors, and IP address.

Filter Alarm, Factory Reset, and Error Codes

Procedures for managing filter alarms, restoring factory defaults, and interpreting error codes displayed on the controller.

Modbus Protocol

Technical specifications for Modbus communication, including baud rate, data format, and a register map for data access.

Maintenance

Cleaning the Filter

Step-by-step guide for cleaning and replacing primary filters and F9 filters to maintain optimal unit performance.

Heat Exchanger Maintenance

Procedure for extracting and cleaning the heat exchanger, with recommendations for periodic maintenance frequency.

Failure Diagnosis

Troubleshooting common unit issues like reduced airflow or noise, providing potential causes and recommended solutions.