Daikin RCS-125c Manuals

Manuals and User Guides for Daikin RCS-125c. We have 1 Daikin RCS-125c manual available for free PDF download: Installation And Maintenance Manual

Daikin RCS-125c Installation And Maintenance Manual

Daikin RCS-125c Installation And Maintenance Manual (132 pages)

RoofPak Series Singlezone Roof Mounted Heating and Cooling Units

Brand: Daikin | Category: Air Conditioner | Size: 5.13 MB

Table of Contents

Table of Contents
2
Introduction

3
- Unit Nameplate
  3
- Compressor Nameplate
  3
- Gas Burner Nameplate
  3
- Hazard Identification Information
  3
- Unit Description
  4
- Condenser Fan Arrangement
  6
- Refrigeration Piping
  7
- Control Locations
  10
- Control Panel
  12
- Controls, Settings, and Functions
  20
Mechanical Installation

23
- Unit Clearances
  23
- Ventilation Clearance
  24
- Overhead Clearance
  24
- Roof Curb Assembly and Installation
  25
- Post and Rail Mounting
  28
- Rigging and Handling
  28
- Reassembly of Split Units
  31
- Unit Piping
  46
- Steam Coil Piping
  47
- Damper Assemblies
  49
- Cabinet Weather Protection
  51
- Installing Ductwork
  51
- Installing Duct Static Pressure Sensor Taps
  52
- Installing Building Static Pressure Sensor Taps
  53
Electrical Installation

54
- Field Power Wiring
  54
- Field Control Wiring
  57
Preparing Unit for Operation

58
Sequences of Operation

60
- Power-Up
  60
- Fan Operation
  60
- Economizer Operation
  61
- Mechanical Cooling Operation
  61
- Heating
  62
Wiring Diagrams

64
- Legend
  64
Unit Options

90
- Enthalpy Control
  90
- Hot Gas Bypass
  91
- Speedtrol™ (N/A Unit Sizes 015C to 030C)
  92
- External Time Clock
  92
- Smoke and Fire Protection
  92
- Freeze Protection
  93
- Entering Fan Temperature Sensor
  93
- Duct High Pressure Limit
  93
- Microtech II™ Remote User Interface (UI)
  94
- Variable Frequency Drive Operation
  95
- Convenience Receptacle/Section Lights
  95
- Designflow™ Outdoor Air Damper Option
  95
- Propeller Exhaust Fan Option
  98
- Exhaust Fan On/Off Control
  100
- Ultraviolet Lights Option
  100
- Ultraviolet Light Operation
  101
Check, Test, and Start Procedures

102
- Servicing Control Panel Components
  102
- Before Start-Up
  102
- Power up
  103
- Fan Start-Up
  103
- Economizer Start-Up
  103
- Compressor Startup
  104
- Scroll Compressor Rotational Direction (Sizes 15 to 105)
  104
- Oil Pressure (Sizes 115 to 135C Only)
  105
- Heating System Startup
  106
- Air Balancing
  106
- Sheave Alignment
  107
- Drive Belt Adjustment
  107
- Mounting and Adjusting Motor Sheaves
  108
Final Control Settings

111
- Keypad Accessible Menu Structure
  112
Maintenance

115
- Servicing Control Panel Components
  115
- Planned Maintenance
  115
- Unit Storage
  115
- Gas Furnace
  116
- Bearing Lubrication
  116
- Setscrews
  117
- Supply Fan Wheel-To-Funnel Alignment
  118
- Refrigerant Leaks
  119
- Refrigerant Charge
  119
- Servicing Refrigerant Sensors or Switches
  119
- Winterizing Water Coils
  119
- Control Panel Components
  120
Replacement Parts List

123
Service and Warranty Procedure

124
- Replacement Parts
  124
- Scroll Compressor (Sizes 15 to 105C)
  124
- Reciprocating Compressors (Sizes 115 to 135C)
  124
- All Compressors
  125
- In-Warranty Return Material Procedure
  125
Limited Product Warranty (North America)

126
- Exceptions
  126
- Assistance
  126
- Sole Remedy
  126
Rooftop Equipment Warranty Registration Form

127
Quality Assurance Survey Report

130

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