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Daikin DPS005 User Manual

Daikin DPS005
122 pages
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3–6 tons
7–15 tons
Shown with Energy Recovery
16–28 tons
Shown with Energy Recovery
Installation and Maintenance Manual IM 1125-7
Group: Applied Air Systems
Part Number: IM 1125
Date: November 2015
Rebel
Commercial Packaged
Rooftop Systems
Heating and Cooling
Models DPS003 – 028A
R-410A Refrigerant
MicroTech
®
III Unit Controller
Energy Recovery Wheel

Table of Contents

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Daikin DPS005 Specifications

General IconGeneral
BrandDaikin
ModelDPS005
CategoryAir Conditioner
LanguageEnglish

Summary

Introduction

Hazard Identification Information

Explains the meaning of DANGER, WARNING, and CAUTION symbols.

Mechanical Installation

Installer Responsibilities

Outlines the installer's duties for proper equipment installation and code compliance.

Rigging and Handling

Details safe procedures for rigging and handling the unit.

Installing Building Static Pressure Sensor Taps

Guides on installing building static pressure taps for pressure control applications.

Roof Curb Assembly and Installation

Provides instructions for assembling and installing the roof curb.

Installing Duct Static Pressure Sensor Taps

Explains how to install duct static pressure sensing taps for VAV units.

Electrical Installation

Electrostatic Discharge (ESD)

Provides precautions for preventing ESD damage to electronic components.

Recommended Field Power Wiring

Presents recommended wire sizes based on ampacity for field power wiring.

Refrigeration System

DPS 003–015 Component Description

Details components for DPS 003-015 units, including compressors.

VFD Compressor Operation – DPS 016–028

Explains VFD compressor modulation and operation.

VFD Compressor Control

Details how VFD compressor control is accomplished.

VFD Compressor Protection Unloading Control

Details control functions that protect the VFD compressor from damage.

High Discharge Line Temperature Unloading Control

Describes how high discharge temperature affects VFD compressor speed.

VFD Compressor Emergency Stop Control

Explains the emergency stop control function for VFD compressors.

Oil Injection Control

Details the oil injection valve and solenoid for VFD compressor lubrication.

Variable Frequency Drive for VFD Compressor

Provides warnings and operational details for the VFD compressor drive.

High Pressure Switch

Details the function and operation of the high pressure switch on compressors.

General VFD Compressor Start Sequence

Outlines the sequence for starting the VFD compressor.

High Pressure Unloading Control

Explains how high discharge pressure limits trigger compressor speed reduction.

Low/High Discharge Superheat

Explains how superheat monitoring affects VFD compressor speed.

Variable Speed Scroll Compressor

Provides warnings and general information about variable speed scroll compressors.

Optical Oil Level Sensor

Explains the optical oil sensor for monitoring oil level in VFD compressor sumps.

Basic Operation of Compressor Drive

Outlines basic operations for the compressor drive, including start, stop, and control.

Oil Balance/Boost Operational Sequence

Explains the sequence for maintaining oil level in VFD compressor sumps.

Optional Modulating Hot Gas Reheat

Control & Arrangement

Details the control and arrangement for Modulating Hot Gas Reheat (MHGRH).

Optional Electric Heat

Optional Gas Heat

DPS 016–028 Gas Pipe Manifold Pressure Adjustment

Provides instructions for adjusting gas pipe manifold pressure for furnaces.

DPS 003–015 Sequence of Operation

Details the sequence of operation for staged and modulating gas furnaces.

DPS 016–028 Sequence of Operation

Details the sequence of operation for staged and modulating gas furnaces.

DPS 003–015 (only) Ignition Control Module for Staged Gas Furnace

Explains the ignition control module and its LED diagnostics for staged furnaces.

DPS 003–015 (only) Ignition Control Module for Modulating Gas Furnace

Explains the ignition control module for modulating gas furnaces.

DPS 003–015 (only) Gas Furnace Ignition and Control Troubleshooting

Provides troubleshooting for gas furnace ignition and control issues.

DPS 016–028 Gas Furnace Ignition Troubleshooting

Provides troubleshooting for gas furnace ignition on DPS 016-028 units.

Start-Up Procedures

Outlines the responsibilities and preliminary steps for unit start-up.

Variable Furnace Controller

Describes the furnace controller's role in managing the modulating furnace.

Service

Discusses furnace DDC controller diagnostics and LED indicators.

VB-1200 Trouble Shooting Guide

Offers a troubleshooting guide for the VB-1200 controller.

Maintenance

Outlines planned maintenance schedules and procedures for the gas furnace.

Optional Hot Water Heat

Optional Energy Recovery Wheel

Variable Speed Frequency Control

Explains the variable speed frequency control for the enthalpy wheel.

Optional Outdoor Air Monitor

Thermal Dispersion Airflow Measurement Technology

Explains the thermal dispersion technology for airflow measurement.

ECM Motor

ECM Smoke Purge or Ventilation Override

Explains how the MicroTech III performs ventilation override for smoke purge.

Unit Options

Sequence of Operation

Mechanical Cooling

Explains cooling modes controlled by space or return temperature.

Constant Volume (Space Comfort Controller)

Describes cooling control for CAV units using space temperature.

Variable Air Volume (Discharge Air Controller)

Details cooling control for VAV units using return temperature.

Economizer

Explains economizer operation based on outdoor enthalpy and changeover setpoint.

Heating (Electric Resistance, Gas Furnace, or Hot Water Heat)

Explains heating mode control based on temperature and setpoint.

Preparing the Unit for Start Up

Pre-Start of Unit

Outlines crucial steps before starting the unit, including safety and grounding.

Power-Up

Details the steps for powering up the unit and control panel.

Phasing the Rebel Unit

Explains the importance of ensuring proper phase rotation for inverter-driven motors.

Fan Start-Up

Guides on starting up the fans, checking rotation, and troubleshooting.

Check, Test and Start Procedures

Economizer Start-Up

Details procedures for starting up the economizer, including damper observation.

Set Up for Optimum Control

Guides on calibrating the outdoor air sensor and setting superheat.

Compressor Start-Up

Guides on preparing for and starting up compressors, including crankcase heaters.

Final Control Settings

Controller Settings for Normal Operation

Guides on setting heating, cooling, and other parameters for normal operation.

Maintenance

Performing Service Maintenance

Outlines general procedures for service maintenance, including safety warnings.

Refrigerant Charge

Explains how refrigerant charge affects unit performance and proper charging procedures.

Cleaning Option E Coated Coils

Recommends cleaning procedures for Option E Coated Coils for warranty and efficiency.

Planned Maintenance

Details preventive maintenance tasks and recommended inspection intervals.

Re-charging the unit

Details the process of evacuating and re-charging the unit with refrigerant.

Servicing Control Panel Components

Provides safety precautions for servicing control panel components.

MicroTech III keypad instructions for charging and/or evacuation

Provides keypad navigation steps for charging and evacuation procedures.

Servicing the Compressor Ground Fault Interrupter

Explains the function of the compressor ground fault interrupter.

Phase Voltage Monitor (PVM)

Describes the phase voltage monitor's role in protecting loads from power conditions.

Routine Quarterly Cleaning of Option E Coated Coil Surfaces

Emphasizes quarterly cleaning for coil lifespan and warranty.

Service and Warranty Procedures

Warranty Registration Form

Rebel Equipment Warranty Registration Form

Provides a form to register equipment warranty with Daikin Applied.

Warranty Registration Form (continued)

VIII. FURNACE CHECK, TEST, & START

Asks about gas pressure, high limit control, and airswitch function.

III. START-UP COMPRESSOR OPERATION

Details checks for compressor shipping brackets, rotation, and amperage.

Appendix – Keypad/Display Menu Structure

Service Menus

Lists available service menus for diagnostics, logs, and settings.

Manual Control

Details manual control options for various unit functions.

Cooling

Displays and sets cooling parameters like setpoints and capacity.

INV Cmp Set-Up

Details settings for the inverter compressor, including status and speed.

Commission Unit

Details the menu for commissioning the unit, including set-up options.

Cooling Set-Up

Provides settings for cooling parameters like stage time and setpoints.

Alarm/Event Configuration

Covers configuration of alarm limits and events.

Heating

Displays and sets heating parameters like setpoints and stages.

Heating Set-Up

Covers settings for heating parameters like stage time and setpoints.

SAF Speed Control

Allows setting and monitoring of Supply Air Fan speed.

Exp Valve Set-Up

Covers settings for expansion valves, including position and superheat.

Alarm Configuration

Allows configuration of alarm limits and events.

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