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General| Brand | John Wood |
|---|---|
| Model | JWF307 |
| Category | Water Heater |
| Language | English |
Outlines the user's duties in installation, operation, and maintenance.
Lists applicable installation codes for Canada and the United States.
Provides crucial safety warnings regarding flammable vapors, scalding, and carbon monoxide.
Details the requirements for temperature and pressure (T&P) relief valves.
Specifies the type of fuel the water heater is designed to burn.
Warns about storing or using flammable materials near the appliance.
Alerts users to the risk of severe burns from hot water.
Emphasizes the need for adequate ventilation and proper venting.
Advises on handling precautions for materials like fiberglass and ceramic fibers.
Instructions for safely unpacking the water heater and its components.
Specifies suitable indoor locations for installing the water heater.
Emphasizes the importance of proper installation to prevent water damage.
Advises on securing the water heater in earthquake-prone areas.
Defines required clearances around the water heater for servicing.
Outlines requirements for oil tank, piping, and burner installation.
Provides detailed dimensions and clearance requirements for various models.
Presents specific installation dimensions for center flue models.
Presents specific installation dimensions for center/rear flue models.
Explains the necessity of adequate air for proper combustion and safety.
Details requirements for obtaining combustion air from outdoors for various spaces.
Outlines specific air supply requirements based on Canadian building codes.
Covers essential chimney requirements for safe operation.
Details flue pipe material, sizing, and installation guidelines.
Explains the role and installation of the draft regulator.
Describes the installation and function of the blocked vent safety switch.
Discusses options for power venting the water heater.
Provides guidance on installing water supply piping and fittings.
Step-by-step instructions for filling the water heater tank.
Illustrates plumbing connections for center and center/rear flue models.
Details the critical function and installation of the T&P relief valve.
Explains the purpose and installation of vacuum relief valves.
Instructions for installing the aquastat (temperature control).
Covers general wiring requirements and electrical codes.
A step-by-step checklist to ensure proper installation before startup.
Critical steps for safely starting the water heater burner.
Explains automatic operation and thermostat adjustment.
Describes common sounds heard during normal operation.
Explains initial smoke/odour during start-up and potential water odors.
Details how to inspect and replace the anode rod to prevent corrosion.
Outlines maintenance tasks requiring a qualified technician.
Lists routine maintenance actions for the owner.
Instructions for draining and flushing the tank to remove sediment.
Describes how to test the temperature and pressure relief valve.
Instructions for cleaning flue passages of the JWF657 heater.
Procedures for shutting down the heater for vacation or freezing conditions.
Steps for safely restarting the heater after a shutdown period.
Lists requirements for installing combo heating systems with the water heater.
Describes different heating modes such as fan coil or baseboard.
Outlines requirements for connecting the heating loop to the water heater.
Lists compatible oil burners, nozzle, and pump specifications for each model.
Explains who is covered and when the warranty is applicable.
Details what the manufacturer will do under warranty and coverage periods.
Lists conditions and actions that void the warranty.
Provides instructions on how to submit a warranty claim.
Lists contact details for customer support and technical assistance.
