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General| Brand | Williamson-Thermoflo |
|---|---|
| Model | GL |
| Category | Water Heater |
| Language | English |
Safety precautions for servicing the water heater, including disconnecting power and cooling.
Specifies maximum domestic hot water temperature, boiler temperature, and water chemistry limits.
Guidelines for boiler water quality, additives, and antifreeze to prevent damage.
Instructions on where to install the water heater, considering potential leaks and outdoor installation.
Mandates adherence to local, provincial, and national codes for installation.
Provides necessary clearance dimensions for servicing and proper operation of the water heater.
Guidance on selecting a convenient location based on piping hook-ups and minimizing heat loss.
Step-by-step instructions for attaching and adjusting the water heater's levelling legs.
Explains the DHW piping configuration and the necessity of a thermal expansion tank.
Describes the general piping configuration and potential code requirements for optional components.
Outlines specific piping requirements for Massachusetts code, including thermal siphon and vacuum breakers.
Explains recirculation to reduce wait time and prevent water temperature degradation.
Discusses time lag for hot water delivery and acceptable limits for efficient use.
Details balancing recirculation branches to prevent pipe erosion and delays.
Lists essential components like circulators, check valves, and strainers for recirculation systems.
Illustrates piping for zoning systems with circulators and zone valves.
Lists recommended flow rates and minimum pipe sizes for boiler-side connections.
Diagrams for single-boiler and multiple water heater/boiler piping configurations.
Key issues for steam boiler systems, including demand, loop temperature, and circulator selection.
Step-by-step instructions for piping and wiring water heaters to steam boilers.
Detailed procedure for filling the boiler-to-water heater piping and ensuring it's air-tight.
Specifies wire gauge, types, and compliance with electrical codes for wiring.
Guidance on sizing priority relays for circulators and transformers for zone valves.
Details field connections for water heater thermostats to the two-pole terminal block.
Explains setting controls for domestic priority to ensure faster DHW response.
Illustrates typical wiring for zoning with circulators and DHW priority using a zone controller.
Illustrates typical wiring for zoning with zone valves and DHW priority using a zone controller.
Lists requirements for boiler water quality and specifies maximum allowable boiler-side flow rates.
Instructions for filling the domestic water tank with appropriate water and pressure.
A checklist of verification steps and procedures before starting up the water heater and boiler system.
Discusses factors affecting water temperature, stacking effect, and the need for adjustments.
Step-by-step guide for adjusting the water heater thermostat for desired temperature.
Warns about scalding hazards from hot water and recommends protective measures.
Lists monthly checks for leaks, temperature, and the need for professional service.
Outlines procedures for annual servicing, including inspections and component checks.
Instructions for manually operating and checking the temperature and pressure relief valve.
Outlines systematic troubleshooting steps and necessary preparation, tools, and information.
Lists common problems like insufficient hot water, temperature issues, leaks, and water quality with page references.
Details causes and checks for insufficient hot water, including water heater and boiler sizing.
Discusses causes like stacking and solutions such as reducing boiler temp or using mixing valves.
Catalog of replacement parts for the water heater, including part numbers and applicable models.
Presents AHRI certified ratings for various models under specific boiler and domestic water conditions.
Detailed GPH ratings based on boiler heating capacity and DHW temperatures at 200°F boiler supply.
Detailed GPH ratings based on boiler heating capacity and DHW temperatures at 190°F boiler supply.
Detailed GPH ratings based on boiler heating capacity and DHW temperatures at 180°F boiler supply.
Provides physical dimensions, storage capacity, connections, and shipping weight for each model.
