McQuay RDS 802C Manuals

Manuals and User Guides for McQuay RDS 802C. We have 1 McQuay RDS 802C manual available for free PDF download: Installation And Maintenance Manual

McQuay RDS 802C Installation And Maintenance Manual

McQuay RDS 802C Installation And Maintenance Manual (122 pages)

Applied Rooftop Systems Air Handler

Brand: McQuay | Category: Air Handlers | Size: 5.27 MB

Table of Contents

Table of Contents
2
Introduction

3
Mechanical Installation

14
- Unit Clearances
  14
- Ventilation Clearance
  15
- Overhead Clearance
  15
- IBC Seismic Compliant Units
  20
- Roof Curb Arrangement
  20
- Post and Rail Arrangement
  22
- Post and Rail Mounting
  24
- Rigging and Handling
  24
- Split Units
  26
- Unit Piping
  31
- Steam Coil Piping (All Units)
  33
- Steam Piping Recommendations
  33
- Steam Trap Recommendations
  34
- Vestibule Assembly Instructions
  38
- Damper Assemblies
  40
- Cabinet Weather Protection
  44
- Installing Ductwork
  45
- Installing Duct Static Pressure Sensor Taps
  46
- Installing Building Static Pressure Sensor Taps
  47
Electrical Installation

48
- Field Power Wiring
  48
- Field Control Wiring
  51
Mechanical Installation

52
Sequences of Operation

55
- Power-Up
  55
- Fan Operation
  55
- Economizer Operation
  56
- Heating
  56
Microtech III Controller Operation

57
- Using the Keypad/Display
  57
- Passwords
  57
- Navigation Mode
  58
- Edit Mode
  58
Wiring Diagrams

59
- Legend
  59
Unit Options

84
- Control Actuators
  84
- Enthalpy Control
  84
- External Time Clock
  85
- Smoke and Fire Protection
  85
- Smoke Detectors
  85
- Emergency Shutdown
  86
- Freeze Protection
  86
- Field Output Signals
  87
- Entering Fan Temperature Sensor
  87
- Duct High Pressure Limit
  88
- Variable Frequency Drive Operation
  88
- Convenience Receptacle/Section Lights
  88
- Designflow™ Outdoor Air Damper Option
  88
- Propeller Exhaust Fan Option
  91
- Exhaust Fan On/Off Control
  93
- Ultraviolet Lights Option
  94
- Ultraviolet Light Operation
  95
Check, Test, and Start Procedures

96
- Servicing Control Panel Components
  96
- Before Start-Up
  96
- Power up
  96
- Fan Start-Up
  97
- Economizer Start-Up
  97
- Heating System Startup
  98
- Air Balancing
  98
- Sheave Alignment
  99
- Drive Belt Adjustment
  99
- Mounting and Adjusting Motor Sheaves
  100
Final Control Settings

103
Maintenance

106
- Servicing Control Panel Components
  106
- Planned Maintenance
  106
- Unit Storage
  106
- Gas Furnace
  107
- Bearing Lubrication
  107
- Setscrews
  109
- Supply Fan Wheel-To-Funnel Alignment
  110
- Winterizing Water Coils
  111
- Control Panel Components
  111
Replacement Parts List

115
- Replacement Parts
  115
Service and Warranty Procedure

116
- In-Warranty Return Material Procedure
  116
Limited Product Warranty (North America)

117
- Exceptions
  117
- Assistance
  117
- Sole Remedy
  117
Rooftop Equipment Warranty Regist. Form

118

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