Install Instructions

ManualsBrandsAO Smith ManualsCommercial Water Heaters100 Gallon - 199,000 BTU Cyclone Mxi ASME Commercial Gas Water Heater

Table Of Contents

Safe Installation, Use and Service
APPROVALS
General Safety Information
- Precautions
- Grounding Instructions
- Hydrogen Gas Flammable
Introduction
- Abbreviations Used
- Qualifications
- iCOMM™ & BACnet Compatible
- Preparing For The Installation
Features And Components
- Basic Operation
- Modulation
- Blower/Burner Assembly Detail
- Top View
- Side Views
Installation Considerations
- Rough In Dimensions
- Locating The Water Heater
- Extended Vent Terminations
- Optional Concentric & Low Profile Terminations
- Hard Water
- Circulation Pumps
- Insulation Blankets
Installation Requirements
- Gas Supply Systems
- Supply Gas Regulator
- Power Supply
- Mixing Valves
- Dishwashing Machines
- Closed Water Systems
- Thermal Expansion
- Temperature-Pressure Relief Valve
- Condensate Drain
- Combustible Material Storage
- Contaminated Air
- Air Requirements
- Unconfined Space
- Confined Space
- Fresh Air Openings For Confined Spaces
- Outdoor Air Through Two Openings
- Outdoor Air Through One Opening
- Outdoor Air Through Two Horizontal Ducts
- Outdoor Air Through Two Vertical Ducts
- Air From Other Indoor Spaces
Installation Requirements - Commonwealth of Massachusetts
Venting Installation
- General Venting Information
- General Venting Instructions
- Intake Air Connection
- Venting Requirements
- Venting Installation Sequence
- Power Vent Installation
- Direct Vent Installation
- Vertical Termination Installation
- Sidewall Termination Installation
- Polypropylene Installations
- Al29-4C® Vent Installations
- Concentric Termination Installation
- 4 Inch Concentric Termination Installation
- Low Profile Vent installation
- Venting Arrangements
- Termination Clearances Sidewall Power Vent
- Termination Clearances Sidewall Direct Vent
Water Heater Installation
- Condensate Drain Installation
- Supply Gas Line Installation
- Gas Line Leak Testing
- Purging
- Electrical Wiring
- Enable / Disable Circuit (For Building Management Systems)
- Water Line Connections
- T&P Valve Discharge Pipe
Temperature Regulation
- High Temperature Limit Control (ECO)
- Thermostat Control
Control System Operation
- Overview
- Control System Navigation
- User Settings & Control System Menus
Start Up
- Prior to Start up
- Initial Start Up
- Lighting & Operation Labels
- Checking The Firing Rate
- High Altitude Installations
Troubleshooting
- Installation Checklist
- Sequence Of Operation
- Sequence Of Operation Flow Chart
- Operational Problems
- Fault And Alert Conditions
Maintenance
- General
- Maintenance Schedule
- Draining And Flushing
- Filling The Water Heater
- Sediment Removal
- Lime Scale Removal
- Powered Anode Rods
- Drain Valve and Access Panels
- Vent System
Diagrams
- CCB - Central Control Board Layout
- Wiring Diagram
- Circulation Pump Wiring Diagrams
- Water Piping Diagrams
notes
notes
notes
Service Inquiries:
Commercial
Water Heater
Limited Warranty

VENTING ARRANGEMENTS

Power Vent Vertical

Figure 42

Direct Vent Vertical

Figure 44

Power Vent Horizontal

Figure 43

Direct Vent Horizontal

Figure 45

Direct Vent Vertical Vent

Horizontal Intake

Figure 46

Direct Vent Horizontal Vent

Vertical Intake

Figure 47