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General| Brand | A.O. Smith |
|---|---|
| Model | DEN-52 |
| Category | Water Heater |
| Language | English |
Explains safety symbols, hazard levels (Danger, Warning, Caution), and important definitions.
Information regarding California's Proposition 65 and potential chemical exposure warnings.
Essential safety steps, including precautions and hydrogen gas warnings.
Guidelines for understanding warnings and safety procedures during servicing.
Steps and considerations before beginning the water heater installation process.
Lists common abbreviations and standards relevant to the manual.
Provides physical dimensions and specifications for various water heater models.
Details water recovery rates based on element input and temperature rise.
Indicates listing by Underwriters Laboratories Inc. and other certifications.
Explains how to read model and rating plates for heater specifications.
Illustrates typical installation and key components of DEN/DEL dual and single element heaters.
Guidance on choosing an appropriate installation location to prevent damage and ensure safety.
Specifies minimum clearances required around the water heater for servicing.
Outlines installer skills, code compliance, grounding, and initial setup.
Details requirements and warnings for installing the T&P relief valve.
Specifies how the discharge pipe for the relief valve must be installed.
Explains thermal expansion and the need for an expansion tank in closed systems.
Covers grounding, branch circuits, and voltage requirements.
Guides on sizing branch circuits and overcurrent protection.
Shows wiring configurations for dual element heaters (A-8 Circuit).
Shows wiring configurations for single element heaters (C-2 Circuit).
Step-by-step instructions for filling the water heater tank before operation.
Procedures for checking connections and starting the water heater for the first time.
Instructions on how to safely drain the water heater tank.
Describes the types of thermostats used and their function.
Guides on how to adjust the water temperature settings on the thermostats.
Covers periodic tasks like flushing and cleaning the tank.
Explains the importance and procedure for inspecting the anode rod.
Provides steps to identify and resolve common water heater problems.
Guides on checking for and identifying sources of water leaks.
Instructions on how to obtain replacement parts for the water heater.
Illustrates common leak points and how to inspect them.
Details the terms and conditions of the limited warranty for the water heater.
Outlines how to file a warranty claim and lists disclaimers.
Information on how to order replacement parts, including required details.
