John Wood JW840S40N-AV-ES2 Atmospheric Vent Owner’s Manual

June 15, 2024
John Wood

John Wood JW840S40N-AV-ES2 Atmospheric Vent

John-Wood-JW840S40N-AV-ES2-Atmospheric-Vent-FIG-1

Product Information

Specifications

  • Model: JW840S40N-AV-ES2, JW840T40N-AV-ES2, JW850S40N-AV-ES2, JW850T40N-AV-ES2
  • Series: 100/101
  • Capacity: 40 USG (151 L), 50 USG (189 L)
  • *Input:** 40,000 BTU/h
  • Maximum Certified Altitude: 10,100 FT (3,078 M)
  • First Hour Rating GPH (LPH): 41 GPH (155 LPH), 67 GPH (254 LPH), 81 GPH (307 LPH)
  • Energy Factor: 0.67 BC Compliant
  • Dimensions & Shipping Weight:
    • JW840S40N-AV-ES2:
    • Height to Top of Tank – 22 IN (56 CM), Tank
    • Diameter – 13 IN (33 CM), Height to Gas Inlet – 8 IN (20 CM), Hot
    • Connection to Cold Connection – 3 or 4 IN, Shipping Weight – 149 LB (68 KG)
    • JW840T40N-AV-ES2:
    • Height to Top of Tank – 20 IN (51 CM), Tank
    • Diameter – 13 IN (33 CM), Height to Gas Inlet – 8 IN (20 CM), Hot
    • Connection to Cold Connection – 3 or 4 IN, Shipping Weight – 152 LB (69 KG)
    • JW850S40N-AV-ES2:
    • Height to Top of Tank – 24 IN (61 CM), Tank
    • Diameter – 13 IN (33 CM), Height to Gas Inlet – 8 IN (20 CM), Hot
    • Connection to Cold Connection – 3 or 4 IN, Shipping Weight – 183 LB (83 KG)
    • JW850T40N-AV-ES2:
    • Height to Top of Tank – 22 IN (56 CM), Tank
    • Diameter – 13 IN (33 CM), Height to Gas Inlet – 8 IN (20 CM), Hot
    • Connection to Cold Connection – 3 or 4 IN, Shipping Weight – 167 LB (76 KG)

Product Usage Instructions

Preferred Installation
In a closed system, use either:

  1. Thermal Expansion Tank
  2. Pressure Relief Valve

Ensure the following components are included in the installation:

  • Cold Water Inlet Valve
  • Pipe Insulation
  • Union
  • Pressure Reducing Valve with Bypass
  • Cold Water Inlet
  • Temperature and Pressure Relief Valve
  • Discharge Line (305mm max in Canada or 150mm max in the U.S.) above drain
  • In some jurisdictions, install a vacuum relief in the cold water line.
  • Ensure a drain line with a minimum diameter of 19mm (3/4 in.) is installed.
  • Hot connection: Anode Rod*
  • Cold connection: T&P Valve
  • 1/2 gas connection: A, B, F
    • Location for optional top-mounted T&P Valve if ordered from the factory.
  • Maximum Hydrostatic Working Pressure: 150 PSI.

FAQ

  • What is the warranty for this product?
    This product comes with an 8 Year Limited Tank Warranty and a 6 Year Limited Parts Warranty. For more information, consult the installation manual or visit www.johnwoodwaterheaters.com.

  • Where can I find technical information or warranty details?
    You can call 1-888-479-8324 or email techsupport@hotwater.com for technical information or warranty details. You can also visit the website www.johnwoodwaterheaters.com.

INTRODUCTION

John Wood® ENERGY STAR® qualiffed Atmospheric Vent gas water heaters comply with the latest ENERGY STAR® product criteria. With an installed due damper, higher efficiencies can be achieved, therefore lowering operating costs and energy consumption.

Features

Energy Savings

  • ENERGY STAR® qualiffied
  • Meet and exceed NRCan energy efficiency standards

Designed for Performance

  • Flue damper for increased energy efficiency and performance
  • 24 Volt Gas Valve offers:
    • Diagnostic capabilities
    • Monitoring of damper to ensure proper operation and safety
    • Spark ignition eliminating the need for a standing pilot
  • Robust 1/4” pilot tubing
  • Durable brass drain valve
  • Turbulator dip tube reduces sediment build-up at bottom of the tank
  •  Glass lined tank provides superior protection against corrosion
  • Plugs into a standard 110/120v outlet (10 ft. power cord included)

Serviceability

  • Combustion chamber is easy to access
  • Conveniently located T&P and drain valve for ease of installation and serviceability
  • Top mounted heavy duty anode rod for added tank protection

PERFORMANCE

John-Wood-JW840S40N-AV-ES2-Atmospheric-Vent-FIG-2

DIMENSIONS & SHIPPING WEIGHT

John-Wood-JW840S40N-AV-ES2-Atmospheric-Vent-FIG-3

PREFERRED INSTALLATION

John-Wood-JW840S40N-AV-ES2-Atmospheric-Vent-FIG-4
John-Wood-JW840S40N-AV-ES2-Atmospheric-Vent-FIG-5

AFTERSALES SERVICES

For Technical Information/Warranty:

WARRANTY

  • 8 Year Limited Tank Warranty
  • 6 Year Limited Parts Warranty
  • Consult installation manual for terms and conditions or visit www.johnwoodwaterheaters.com for more information.

References

Read User Manual Online (PDF format)

Read User Manual Online (PDF format)  >>

Download This Manual (PDF format)

Download this manual  >>

Related Manuals