Daikin DPS025 User Manual

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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

Default Chapter2
- Table of Contents2
Introduction3
- General Information3
- Unit Nameplate3
- Hazard Identification Information3
Mechanical Installation4
- Installer Responsibilities4
- Receiving Inspection4
- Service Clearance4
- Ventilation Clearance4
- Overhead Clearance6
- Roof Curb Assembly and Installation6
- Rigging and Handling10
- Unit Piping - Condensate Drain Connection12
- Damper Assemblies12
- Cabinet Weather Protection13
- Installing Ductwork13
Electrical Installation15
- Pre-Construction15
  - All Units16
  - Field Control Wiring17
Refrigeration System19
- Piping System19
- DPS 003-015 Component Description21
- DPS 016-028 Ton Component Description27
- VFD Compressor Operation - DPS 016-02829
- Variable Speed Scroll Compressor33
Optional Modulating Hot Gas Reheat36
- Modulating Hot Gas Reheat36
Optional Electric Heat39
- Electric Heater Design39
Optional Gas Heat40
- Daikin Tubular Heater Series40
- Gas Furnace Design40
- Gas Heating Capacity Data41
- DPS 003-015 Sequence of Operation48
- DPS 016-028 Sequence of Operation49
- Start-Up Procedures50
- Operating Procedures51
- Staged Gas Furnace52
- Modulating Gas Furnace53
- DPS 003-015 (Only) Gas Furnace Ignition and Control54
- Troubleshooting54
- VB-1200 Trouble Shooting Guide54
- DPS 016-028 Gas Furnace Ignition Troubleshooting60
Optional Hot Water Heat65
- Hot Water Heater Design65
Optional Energy Recovery Wheel66
- System Description66
Optional Outdoor Air Monitor69
- Thermal Dispersion Airflow Measurement Technology69
ECM Motor74
Unit Options76
- Economizer Enthalpy Control76
- External Time Clock76
- Exhaust Fan Option76
- Proof-Of-Airflow and Dirty Filter Switch76
- Duct High Pressure Limit76
- Convenience Receptacle (Field Powered)77
- Convenience Receptacle (Unit Powered)77
Wiring Diagrams78
Sequence of Operation90
- Operating States90
- Mechanical Cooling91
- Economizer91
Preparing the Unit for Start up92
- Pre-Start of Unit92
- Spring Isolated Fans92
- Servicing Control Panel Components93
- Power-Up93
- Fan Start-Up93
Check, Test and Start Procedures94
- Economizer Start-Up94
- Compressor Start-Up94
- Set up for Optimum Control95
- Air Balancing95
- Energy Recovery Wheel96
Final Control Settings97
- Maintaining Control Parameter Records97
Maintenance98
- Performing Service Maintenance98
- Planned Maintenance98
- Unit Storage98
- Periodic Service and Maintenance99
- Refrigerant Charge100
- Servicing Refrigerant Sensors or Switches101
- Servicing Optional Electric Heater101
- Servicing the Compressor Ground Fault Interrupter101
- Phase Voltage Monitor (PVM)101
- Cleaning Option E Coated Coils102
Service and Warranty Procedures103
- Replacement Parts103
- Scroll Compressor103
- In-Warranty Return Material Procedure103
Warranty Registration Form104
Quality Assurance Survey Report108
Appendix - Keypad/Display Menu Structure110

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Daikin DPS025 Specifications

General

Brand	Daikin
Model	DPS025
Category	Air Conditioner
Language	English

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