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Daikin Maverick II MPS075E User Manual

Daikin Maverick II MPS075E
120 pages
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Installation and Maintenance Manual IM 991-2
Group: Applied Air Systems
Part Number: IM 991
Date: July 2019
Maverick
®
II
Commercial Packaged Rooftop System
Models MPS062E–MPS075E
62 through 75 Tons
R-410A Refrigerant
MicroTech
®
III Unit Controller

Table of Contents

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Daikin Maverick II MPS075E Specifications

General IconGeneral
BrandDaikin
ModelMaverick II MPS075E
CategoryAir Conditioner
LanguageEnglish

Summary

Introduction

Mechanical Installation Procedures

Roof Curb Assembly and Installation

Step-by-step instructions for assembling and installing the roof curb.

Rigging and Handling Precautions

Safety guidelines and procedures for rigging and handling the unit.

Installing Ductwork Connections

Guidelines for installing ductwork, including flexible connections and noise reduction.

Duct Static Pressure Sensor Tap Installation

Procedures for correctly installing duct static pressure sensor taps for VAV units.

Building Static Pressure Sensor Tap Installation

Procedures for installing static pressure sensor taps for building pressurization control.

Electrical Installation Guidance

Field Power Wiring Procedures

Instructions and safety warnings for performing field power wiring.

Field Control Wiring Requirements

Information on field control wiring connections and compliance with codes.

Preparing Unit for Operation

Spring Isolated Fan Mounts

Instructions for releasing and adjusting spring mounts for fans.

Sequences of Operation

Unit Power-up Sequence

Details the unit's power-up sequence and component energization.

Duct Static Pressure Control

How the VFD controls fan speed based on duct static pressure.

Multistage Cooling Operation

Details multistage cooling operation and staging control methods.

Zone Control Staging Logic

Control logic for maintaining zone temperature in cooling and dehumidification.

Economizer Operation Logic

Describes economizer operation based on outdoor air enthalpy and temperature.

Wiring Diagrams Overview

Wiring Diagram Legend

Provides a legend for component IDs and their standard locations within wiring diagrams.

Unit Options Available

Smoke and Fire Protection System

Describes factory-installed smoke detectors and their control sequence.

Low Ambient Compressor Operation

Head pressure control for low ambient temperatures using Speedtrol.

Check, Test, and Start Procedures

Pre-Startup Checks

Essential checks for unit installation and wiring before initial startup.

Unit Power Up Sequence

Steps for powering up the unit and observing the initial controller sequence.

Fan Startup Procedures

Procedures for starting the supply and return fans and verifying rotation.

Compressor Startup and Checks

Procedures for starting compressors, including rotation checks and low ambient considerations.

Expansion Valve Superheat Adjustment

Adjusting expansion valve superheat for optimal system performance.

Heating System Startup Steps

Procedures for initiating the heating system startup.

Final Control Settings Configuration

MicroTech III Controller Operation

Using the Keypad and Display

Guide to navigating and using the keypad, display, and navigation wheel.

Keypad/Display Menu Structure

Overview of the MicroTech III menu structure and available items.

Commission Unit Menu

Menu for unit commissioning, including setup and configuration parameters.

Maintenance Procedures

Charging the Refrigeration System

Procedures for charging the system with R-410A refrigerant.

Service and Warranty Procedures

Limited Product Warranty (North America)

Terms and conditions of the limited product warranty for North America.

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