Rheem PH2 28RDVS - User Manual

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AP15317 (10_09) DV Gas Manual 10 30 09.indd 1 11/9/2009 3:10:22 PM

Summary

Install and Properly Vent the Water Heater

Water Temperature Setting and Scald Hazards

Time;Temperature Relationship in Scalds

Explains the relationship between water temperature and the time it takes to produce a serious burn.

Natural Gas and Liquefied Petroleum (LP) Models Safety

California Installation Requirements

General Safety Precautions

Water Heater Location and Installation

Location Requirements and Considerations

Guidance on selecting a safe and appropriate location for the water heater installation, avoiding damage and hazards.

Clearances from Combustible Materials

Specifies minimum clearances from combustible and non-combustible materials to prevent fire hazards.

Corrosive Atmospheres and Installation

Inspect Shipment and Included Parts

Venting Requirements and Guidelines

Venting Regulations and Materials

Details on complying with national codes and using approved venting materials like Category III concentric stainless steel.

Venting Lengths and Elbows

Guidelines for maximum vent lengths and the impact of elbows on system performance and pressure drop.

Pre-existing Vent System Inspection

Procedures for inspecting and correcting existing vent systems during replacement installations.

Venting Through Closed Spaces

Draining Condensate from Vent System

Horizontal Vent Terminal Location Guidelines

Additional Installation Considerations

Horizontal Vent Installation Procedures

Vertical Vent Termination Location Guidelines

Vertical Vent Installation Procedures

Mounting the Water Heater

Water Supply Connections

Water Supply Connections Continued

Relief Valve Installation and Safety

Installing the Main Remote Control

Gas Supply Connection and Requirements

Leak Testing Gas Connections

High Altitude Installation Adjustments

Remote Control Installation Considerations

Remote Control Wiring and Connection

Electrical Connection and Hardwiring

Typical Water Heater Installation Overview

Alternate Water Piping Arrangement

Hot and Cold Pipe Insulation Installation

Installation Checklist: Dos and Donts

Installation Check List

Indoor Water Heater Location Checks

Verification of proper location, clearances, air supply, and protection for indoor installations.

Water Supply Installation Checks

Ensuring sufficient water pressure, proper connections, and protection of water pipes.

Gas Supply Installation Checks

Confirmation of correct gas type, adequate pressure, and proper gas line configuration.

Relief Valve Installation Checks

Verification of correct pressure relief valve installation and discharge line setup.

Venting Installation Checks

Confirmation of correct vent material, pitch, support, termination, and air supply.

Electrical Wiring Installation Checks

Ensuring correct voltage, grounding, and compliance of electrical wiring with local codes.

Lighting and Operating the Water Heater

Operating Instructions

Step-by-step instructions for safely lighting and operating the water heater, including gas shutoff and power.

Turning Off Gas to the Appliance

Procedure for safely shutting off the gas supply to the water heater for maintenance or emergencies.

Operating Safety Precautions

Water Temperature Setting and Control

Scald Hazard: Time;Temperature Relationship

Chart detailing burn times at various water temperatures to inform safe temperature settings.

Water Temperature Setting Adjustment

Care and Cleaning of the Water Heater

Routine Preventative Maintenance Schedule

Recommended annual maintenance tasks, including burner, filter, and valve inspections for optimal performance.

Housekeeping and Cleaning Procedures

Guidelines for keeping the water heater area clean, ensuring proper clearances, and cleaning the unit's exterior.

Cleaning the Water Filter

Step-by-step instructions for safely removing and cleaning the water filter to maintain water flow.

Venting System Inspection

Burner Inspection and Flame Quality

Vacation and Extended Shut-Down Procedures

Condensate Trap Inspection and Drainage

Draining the Water Heater

Freeze Protection Measures

Troubleshooting Common Issues

Error Code Guide and Troubleshooting

Replacement Parts Information

Maximum Temperature Adjustment (Main Remote)

Minimum Temperature Adjustment (Remote Controls)

High Altitude DIP Switch Adjustment

Contacting Service and Support

Massachusetts Installation Regulations

Rheem PH2 28RDVS Specifications