GSW 510 Installation Manual And Owner's Manual

GSW 510 Installation Manual And Owner's Manual

Gas tankless on-demand water heater

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On-Demand Water Heater
Installation Manual and Owner's Guide
Gas Tankless Water Heater
Suitable for potable water heating and space-heating*
* Please refer to local codes for space-heating compliance.
FEATURING
• ENDLESS HOT WATER
• ON-DEMAND USAGE
• COMPACT, SPACE SAVING
• ENERGY CONSERVATION
• COMPUTERIZED SAFETY
• NO PILOT LIGHT
• EASY-LINK SYSTEM*
*(510 models only)
510 model
only
WARNING
- Do not store or use gasoline or other flam-
mable vapors and liquids in the vicinity of this
or any other appliance.
- WHAT TO DO IF YOU SMELL GAS
• Do not try to light any appliance.
• Do not touch any electric switch, do not
use any phone in your building.
• Immediately call your gas supplier from a
neighbor's phone. Follow the gas suppli-
er's instructions.
• If you cannot reach your gas supplier, call
the fire department.
- Installation and service must be performed by
TM
a qualified installer, service agency or the gas
supplier.
If you have any questions,
Fergus, ON Canada N1M 2X1
Toll Free: 1-888-479-8324
Models
•110
•310
•510
If the information in these
instructions is not followed
exactly, a fire or explosion may
result causing property dam-
age, personal injury or death.
please call or write to:
GSW Water Heating
599 Hill Street West
320576-000
REV. 00 (10-11)

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Table of Contents
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Summarization of Contents

Introduction and Safety
Safety Guidelines
Key safety rules for installation and operation.
Safety Definitions
Explains DANGER, WARNING, and CAUTION symbols.
Installation
General Installation Requirements
Essential requirements for proper unit installation.
Clearances and Accessories
Clearances
Specifies required space around the water heater.
Optional Items
Lists available optional accessories for customization.
Venting Instructions
Venting Requirements
Guidelines for safe and effective exhaust venting.
Gas Supply and Connections
Gas Supply and Pipe Sizing
Details on gas line requirements and sizing.
Danger and Warning Information
Flammable Vapors
Hazards associated with flammable liquids.
Scalding Hazard
Risks of hot water burns from high temperatures.
Normal Operation
Temperature Settings
How to set and adjust water temperature.
Maintenance and Service
Unit Draining and Filter Cleaning
Procedures for routine cleaning and draining.
Troubleshooting
Hot Water Issues
Diagnosing problems with hot water supply.
Error Codes
Error Code Analysis
Explains displayed error codes and their meanings.
Components Diagram
Case Assembly
Exploded view of the unit's outer casing.
Limited Warranty
General Warranty Terms
Overview of warranty coverage and conditions.
Warranty Exclusions and Limitations
Warranty Exclusions
Conditions not covered by the product warranty.

Table of Contents