Daikin Maverick II Series - User Manual

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

Summary

Roof Curb Assembly and Installation

Rigging and Handling

Installing Ductwork

Installing Duct Static Pressure Sensor Taps

Installing Building Static Pressure Sensor Taps

Field Power Wiring

Field Control Wiring

Duct Static Pressure Control

Cooling: Multistage

Staging - DAT Control

Compressor staging based on Discharge Air Temperature.

Economizer Operation

Smoke and Fire Protection

External Time Clock

Duct High Pressure Limit

Optional Low Ambient Compressor Operation

Bearings

Check, Test, and Start Procedures

Before Start-up

Pre-startup checks before operating the unit.

Economizer Start-up

Compressor Startup

Expansion Valve Superheat Adjustment

Adjusting expansion valve superheat for optimal performance.

Air Balancing

Mounting and Adjusting Motor Sheaves

Final Control Settings

MicroTech III Controller Operation

Using the Keypad;Display

Navigating and using the keypad/display interface.

Passwords

Keypad;Display Menu Structure

Maintenance

Planned Maintenance

Routine maintenance tasks for system reliability.

Restart

Evacuation

Charging the System

Bearing Replacement

Supply Fan Wheel-to-Funnel Alignment

Scroll Compressor Piping

Preferred Replacement

Steps for replacing a scroll compressor.

Alternative Replacement

Alternative steps for replacing a scroll compressor.

Winterizing Water Coils

Refrigerant Charge

Control Panel Components

Manual Motor Protector (MMP)

Thermal Overload Relay

Phase Voltage Monitor (PVM)

Through-the-door Disconnect

Controlled Shut-down;Interlock Bypass

Pressure Sensors

Service and Warranty Procedure

Scroll Compressor

In-Warranty Return Material Procedure

Limited Product Warranty (North America)

Rooftop Equipment Warranty Registration

Daikin Maverick II Series Specifications

General

Brand	Daikin
Model	Maverick II Series
Category	Air Conditioner
Language	English