Daikin AVS User Manual

Daikin Classroom Unit Ventilators
Digital Ready, MicroTech II™ (“F” Vintage)
Field Controls by Others
Vertical Floor Models AVS, AVV, AVB and AVR
Before beginning installation, please read this publication in its entirety.
Develop a thorough understanding before starting the installation procedure.
This manual is to be used as a guide. Each installation is unique, so only general topics are covered.
The order in which topics are covered may not be those required for the actual installation.
C
Installation Manual IM 817-4
Group: Unit Ventilator
Part Number: 106506225
Date: October 2013
IMPORTANT!
©2013 Daikin Applied • www.DaikinAP.com • (800) 432-1342

Daikin AVS Specifications

General

Brand	Daikin
Model	AVS
Category	Fan
Language	English

Summary

Pre-Installation Information and Safety

Safety Precautions

Essential safety guidelines and warnings for installers.

Pre-Installation Considerations

Unit Placement and Skid Removal

Meeting IBC Seismic Requirements

Unit Ventilator Installation

Piping Connections

Water Coil Connections

Coil Headers and Locations

Typical Valve Packages

Face and Bypass Valves

Details on 2-way and 3-way end-of-cycle valves for face and bypass.

Modulating Valves - MicroTech II

Modulating Valve Specifications

Specifications for 2-way and 3-way modulating valves.

Steam Modulating Valve Selection

Water Modulating Valve Selection

Heating Modulating Valve Piping

Cooling Modulating Valve Piping

Condensate and DX Piping

Unit Ventilator Split Systems Guidelines

Checking System Charge

Determining Subcooling

Procedure for measuring and determining subcooling.

Determining System Superheat

Superheat Adjustment

Steps for adjusting the thermal expansion valve (TXV) for superheat.

Making Control Connections

MicroTech II Unit Mounted DDC Controls

Overview of DDC control components for unit mounting.

Digital Ready Face & Bypass Controls

Components and connections for Digital Ready Face & Bypass controls.

Controls by Others Components

Components provided and wired for controls by others.

Controls by Others Electrical Connections

Economizer Control Capabilities

Local User Interface (LUI)

Unit Electrical Connections

Remote Wall Mounted Sensor

Remote Sensor Installation Considerations

Guidelines for proper placement of remote temperature sensors.

Field Wiring Remote Sensors

Installing Remote Mounted Temperature Sensor

Instructions for installing remote temperature sensors.

Sensor Mounting Methods

Sensor Mounting

Setup and Adjustments

Instructions for switching setpoint dials and sensor adjustments.

Digital Ready Sensor Specifications

Digital Ready Damper Actuator Specifications

Damper Actuator Types

Specifications for outdoor air/return air and face/bypass damper actuators.

Digital Ready Unit Electrical Connections

Electrical Connection Procedure

Procedure for wiring digital ready units.

Electric Heating Capacities and Amps

High Static Electric Heating Capacities and Amps

Unit Ventilator Start-up Preparation

Complete Check, Test and Start Procedure

Installer/Owner's Responsibility