EasyManua.ls Logo

Lifebreath 350DCS User Manual

Lifebreath 350DCS
27 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
Page #1 background imageLoading...
Page #1 background image
69-350DCS
072020
New Auto Dehumidistat Function
prevents unwanted use of the dehumidistat when outdoor temperatures exceed 15°C (59°F).
INSTALLER: Leave this manual for the homeowner
Operation and Installation Manual
Commercial Double Core
Heat Recovery System
Model
350DCS
Installation and wiring to be in accordance
with CEC, NEC and local electrical codes.
Important: Read and save these instructions.
Question and Answer IconNeed help?

Do you have a question about the Lifebreath 350DCS and is the answer not in the manual?

Lifebreath 350DCS Specifications

General IconGeneral
BrandLifebreath
Model350DCS
CategoryHeating System
LanguageEnglish

Summary

Safety and Installation Precautions

General Installation Caution

Consider careful installation to avoid backdrafting or improper functioning of vented combustion equipment.

Electrical Power Caution

Do not apply electrical power to the unit until installation has been fully completed, including low voltage wiring.

Product Specifications and Options

Performance Specifications

Details net supply airflow, effectiveness, and temperature effectiveness against external static pressure.

Control Options

Lists available Lifebreath digital and ventilation controls like DXPL02, BC02, BC03, BC04, and DH01.

Timer Options

Details available timer options including wired and wireless models like DET01, DET02, and RX02.

Glossary of Terms

HRV Operational Terms

Defines terms like Defrost Mode, Dehumidistat, Recirculation, Self Test, Standby Mode, and Ventilation.

HRV Operation Guide

Ventilation Requirements

Discusses how much ventilation is needed based on building occupancy, construction, and personal preference.

HRV Operational Modes

Continuous Ventilation Modes

Explains continuous operation for normal use and high-speed during increased activity.

Intermittent Ventilation Modes

Covers modes like 20/40 Recirculation, 20/40 Standby, and 10/50 Standby for reduced ventilation.

Recirculation and Fan Speed Modes

Details continuous recirculation and continuous low/high fan speed operation.

Lifebreath Digital Control (99-DXPL02)

DXPL02 Control Features

Highlights key features like 5-speed fan, dehumidistat, wireless compatibility, and selectable modes.

DXPL02 Operating Instructions

Guides on turning on, setting speed, using the 20/40/60 button, and selecting operational modes.

Optional BC02 Ventilation Control

BC02 Control Features

Outlines features like 2-speed fan, standby setting, dehumidistat, and wireless timer compatibility.

BC02 Operating Instructions

Details on turning on, setting speed, humidity control, and adjusting the dehumidistat.

Optional BC03 Ventilation Control

BC03 Control Features

Lists key features including continuous low speed, dehumidistat, 3 modes, and wireless timer compatibility.

BC03 Operating Instructions

Explains operation for humidity control, dehumidistat, 20/40 mode, and recirculation mode.

Optional BC04 Ventilation Control

BC04 Control Features

Features include 2-speed fan, standby, 20/40 mode, and wireless timer compatibility.

BC04 Operating Instructions

Guides on turning on, setting speed, and operating the 20/40 mode.

Understanding the Dehumidistat Function

Dehumidistat Operation

Explains how the dehumidistat reduces indoor humidity by initiating high-speed ventilation.

Dehumidistat Usage Notes

Provides notes on when to use the dehumidistat and conditions for its activation/deactivation.

Optional DH01 Dehumidistat

DH01 Dehumidistat Features

Details its function to measure humidity and initiate high-speed ventilation when levels exceed the set point.

DH01 Setting Instructions

Guides on setting the desired humidity level and interpreting indicator lights.

Main Control Installation

DXPL02 Control Installation

Step-by-step guide for installing the DXPL02 main control, including faceplate separation and wiring.

BC02/BC03/BC04 Control Installation

Instructions for installing BC02, BC03, or BC04 controls, including mounting and wiring.

Optional DH01 Dehumidistat Installation

DH01 Control Installation Steps

Provides instructions for installing the DH01 on a flush or surface mount, including wiring and mounting.

Wireless Timer and Repeater System

DET02 Wireless Timer Installation & Pairing

Guides on mounting the wireless timer, pairing it with controls, and extending range with a repeater.

DET01 Wired Timer Operation

Describes how to use the wired timer for high-speed ventilation overrides and lockout mode.

DET02 Wireless Timer Usage Details

Using the DET02 Wireless Timer

Details on operating the timer for high-speed ventilation, moving it, and replacing the battery.

RX02 Wireless Repeater Functionality

RX02 Repeater Placement and Indicators

Explains the role of the repeater in extending the wireless timer's range and its operational indicators.

Mechanical Timer Installation

99-101 Mechanical Timer Wiring

Details wiring connections for the 2-wire mechanical timer to the HRV terminal block.

HRV Interlocking and Configuration

Interlocking with Air Handler/Furnace

Explains how to interlock the HRV with an air handler/furnace blower for synchronized operation.

Setting HRV Standby Mode

Describes how to configure the HRV for standby operation instead of full off, using jumpers or main control settings.

HRV Operation Without Main Control

Dry Contact Control Integration

Details how to operate the HRV using dry contacts for low speed, high speed, and dehumidistat functions.

HRV Mounting Requirements

HRV Location and Clearance

Specifies requirements for mounting the HRV in a heated space, ensuring level installation and service clearance.

Ductwork System Design

Ducting Best Practices

Provides guidance on designing ductwork for maximum efficiency, minimizing elbows, and using insulated ducting.

Outside Weatherhood Installation

Details requirements for weatherhoods, including bird screens, placement, and sealing.

Air Distribution Systems

Stale Air Return System Design

Explains drawing air from points of poor quality and balancing dampers.

Fresh Air Supply System Connection

Details connecting the supply duct to the return air duct or separate systems, and codes.

Adjustable Grille Options

Lists available Techgrille models for supply air diffusers and exhaust covers.

Integrated HVAC System Configuration

HRV Integration with HVAC

Shows how the HRV integrates with rooftop units, providing fresh air to return plenums or ceiling spaces.

HVAC Interlock Caution

Warns about ensuring correct fan rotation when interlocking rooftop units with HRV/ERVs.

Condensate Drain Management

HRV Drain Connection Setup

Provides instructions for connecting the drain spout, creating a P-trap, and ensuring proper water seal.

Drain Line Slope Requirement

Specifies the required downward slope for the drain trap and tubing to prevent issues.

Airflow Balancing Procedure

Pitot Tube Balancing Method

Explains using a pitot tube and manometer to balance airflow for maximum efficiency.

Calculating Airflow

Details how to determine airflow by multiplying velocity pressure readings by duct cross-sectional area.

HRV Core and Motor Service

HRV Motor Servicing

Guides on accessing and servicing the PSC motor, noting its sleeve mechanism.

HRV Core Servicing

Provides instructions for accessing and cleaning the heat exchange core, noting its sharp edges.

HRV Filters, Drains, and General Maintenance

Filter Cleaning and Maintenance

Instructions for accessing, removing, washing, and maintaining the supply and exhaust air filters.

Condensate Drain Maintenance

Details on cleaning condensate drain pans and lines, checking for blockages, and preventing bacterial growth.

Ductwork and Damper Motor Checks

Recommends inspecting ductwork, weatherhoods, and lubricating damper motor shafts periodically.

General Unit Cleaning

Advice on wiping down the cabinet interior to remove dust and cobwebs as part of routine maintenance.

Wiring Diagram and Details

Model 350DCS Wiring Schematic

Presents the overall wiring diagram for the unit, including fan motors, transformers, and control connections.

Component Wiring Details

Provides specific wiring details for fan motors, auto-transformer, and defrost components.

Product Warranty Information

Limited Warranty Terms

Outlines the 2-year limited warranty and 15-year HRV core warranty, including exclusions and repair procedures.

Warranty Claim Process

Details how to contact AIRIA BRANDS INC. for warranty service and options for labour costs.

Related product manuals