Waterheatertimer.org
is a self-help site
9 ways to save with
a water heater
16 electric + 2  gas water heater timers How much hot water does a bath or shower use Time chart for setting water heater timer Do-it-yourself
2012
See 15 minute product video

See short training clips

Bradford White

Gas water heater timer requires 3 things:

1. The "ICON gas valve" that comes standard on many Bradford White water heaters.
2. The 24-volt AC "Accessory Module Package" that powers available features.
3. The "Performance Package" containing the Programmable Setback Controller which is a 4-time-per-day, 7-day a week gas water heater timer

 
ICON WV8840 gas valve: Green LED light shows operational status to diagnose problems.

Bradford White ICON gas valve
To achieve gas water heater timer, the gas valve must connect to Accessory Module at communication port
1. ICON gas valve
2. 24 Volt AC Accessory Module
3. Programmable Controller (gas water heater timer)
Accessory Module Package Bradford White Accessory Module
Accessory Module Package is necessary to provide power to features Accessory Module wires to 24V transformer and to ICON gas valve
Bradford White performance package Gas water heater timer
Performance Package offers features including:
> 4 time per day, 7-day a week gas water heater timer
> Capacity bar showing amount of hot water
> LCD readout of tank temperature
> Integrated mixing device offers safety & energy savings (see below)
Programmable Setback Controller: This is a gas water heater timer

Set timer: 4 times per day, 7 days per week
Timer can be remotely placed in house
Works only with ICON gas valve and main Accessory Module
Integrated mixing device
Integrated Mixing Device/ part of Performance Package
Adds energy-savings and safety by controlling temperature: For example, the full-hot water port connects to washing machine while the reduced-temperature port connects to kitchen sink. Two other ports add flexibility for ice-maker line and recirculation line. Made of stainless steel.
Image shows:
     1. Programmable Setback Controller (gas water heater timer)
     2. Integrated Mixing Device installed
     3. Motorized Inlet Shut-off Valve (in event of leak)
Bradford White motorized shut-off valve
Other Bradford White features include Inlet Shut-off Valve Package
Inlet shut-off valve responds to leak sensor available in Protection Package shown below
Motorized Inlet Shut-off Valve turns off water in event of leak
Works only with ICON gas valve and main Accessory Module
Bradford white high recovery
Leak Detection Sensor activates audible alarm in main Accessory Module in event of leak at bottom of water heater > also activates motorized Inlet Shut-off valve shown above.
'Intelligent anode rod' also offers alarm for water heater leaks. See
Visit Bradford White
Defender FVIR heaters
Review of Defender FVIR
FVIR forum discussion
Bradford White and FVIR
Mixing valve Mixing valve

Control hot water temperature to different usage points.
Washing machine receives 135 degree water.
Children's bathroom receives 120 degree water.
Requires separate hot water pipe to each area.

How it works. Mixing valve allows cold water to enter hot pipe.

Advantages: Avoid scalding. Reduce hot water consumption

Potential problem: Cold water enters hot pipe, and hot water never arrives at faucet. Read about Crossover

Icon gas valve

Light honeywll gas valve
Indicator light is blue/ not green
Bradford White ICON gas valve
Honeywell gas valve
Honeywell Gas valve video
See all the new water heating ideas 2010
WV8840 Gas Valve
See larger
Icon gas valve overview
WV8840 Gas control valve
Larger image
Disassemble Icon gas control

Temperature sensor, igniter and gas control can be replaced without draining tank.
Backplate remains installed, other parts replaced independently.
Special tool required to remove valve body from backplate.

Service manual (10Mb)
Service manual 2
Honeywell makes 2nd style gas control
Honeywell gas valve error codes
Adjust temperature/ error codes on Rheem Honeywell
How to light this type of gas valve:
Slide on-off switch to OFF position.
Go to blower system located on top of water heater and turn blower switch to OFF.
Turn off all electric power to water heater appliance.
Set Red knob, the valve thermostat, to LOW.
Wait 5 minutes to clear out gas.
Check for the smell of gas that would indicate a leak.
Turn on electric power to water heater
Set blower to ON position.
Slide on-off switch to ON position.
Set Red knob thermostat to desired temperature.

Read more
Troubleshoot gas control valves

Additional links

How to install tank-type gas water heater
How to troubleshoot Rheem tankless

How to troubleshoot Bosch tankless

Troubleshoot electric water heater

Troubleshoot gas water heater
Do it yourself
Do it yourself water heater repairs/info

Maintain efficiency

More gas control valves

Bradford White and FVIR

My art website

Leaking water heater

Cost to operate water heaters

Anode rods

Off-peak water heater

9 ways to save with water heater

E-mail: info@waterheatertimer.org
Site map