Emerson Intelli-Vent Error Codes and Troubleshooting for Thermostats

Page 8

TROUBLESHOOTING

A

B

C

7

The self diagnostic test

1. Cycle power to the water heater off for 10 seconds

 

 

 

found a problem with the

and then back on.

 

 

 

 

gas valve driver circuit

2. If the above step did not cleat the error, the

 

 

 

 

 

INTELLI-VENT™ control must be replaced

 

 

 

 

 

 

A

B

C

8

The self diagnostic test has

1. Cycle the external power off for 10 seconds and

detected a problem with

then back on.

 

 

 

 

 

 

 

the internal microcomputer.

2. If the above step does not clear the error, the

 

 

 

 

 

INTELLI-VENT™ control must be replaced.

 

 

 

 

 

 

A

B

C

9

The self diagnostic test has

1. Cycle the external power off for 10 seconds and

detected a problem with

then back on.

 

 

 

 

 

 

 

the internal circuit

2. If the above step does not clear the error, the

 

 

 

 

 

INTELLI-VENTTMcontrol must be replaced.

 

 

 

 

 

 

A

B

C

10

Flame signal sensed out of

1. Replace the INTELLI-VENT™ control.

proper sequence.

 

 

 

 

 

 

 

 

 

 

 

A

B

C

11

The high temperature ther-

1. Replace the INTELLI-VENT™ control.

mal cutoff is open

 

 

 

 

 

 

 

 

 

 

 

A

B

C

12

The diagnostic test has de-

1. Make sure that there are no objects leaning against

tected one of the tempera-

the front of the control.

 

 

 

 

 

 

 

ture adjust buttons stuck

2. Lightly press and release each of the buttons once.

 

 

 

 

closed

3. If the above actions do not clear the error, the

 

 

 

 

 

 

 

 

 

 

control will continue to regulate water temperature

 

 

 

 

 

at the last setting, but you not be able to change

 

 

 

 

 

settings unless you replace the INTELLI-VENT™

 

 

 

 

 

control.

 

 

 

 

 

 

A

B

C

13

The self diagnostic test

1. Check that all wiring is correct and that there are no

has detected that the water

open or shorted circuits.

 

 

 

 

 

 

 

temperature sensor is ei-

2. If no wiring problems are found the INTELLI-VENT™

 

 

 

 

ther open or short circuited.

control must be replaced.

 

 

 

 

 

 

A

B

C

14

The self diagnostic test

1. Check that all wiring is correct and that there are no

found a problem with the

open or shorted circuits.

 

 

 

 

 

 

 

Flammable Vapor Sensor

2. If no wiring problems are found the flammable

 

 

 

 

 

Vapor Sensor must be replaced by qualified service

 

 

 

 

 

person.

 

 

 

 

 

 

A

B

C

15

The control detected the

1. If you smell gas, STOP! Follow the instructions,

presence of flammable

“What to do if you smell gas” on page 1 of this

 

 

 

 

 

 

 

vapors near the appliance

instruction sheet. Otherwise call a qualified service

 

 

 

 

and entered lockout.

person for replacement of the control.

 

 

 

 

 

 

White-Rodgers is a division of Emerson Electric Co.

The Emerson logo is a trademark and service mark of Emerson Electric Co.

www.white-rodgers.com www.emersonclimate.com

Image 8
Contents Description PrecautionsContents Specification InstallationInstalling the NEW Control Removing the OLD ControlBurner Temperature RegulationOperating Instructions Temperature Settings Display Approximate Shutting OFF the ApplianceTime to Cause InjuryIntelli-VentWiring Diagram Typical Installation Wiring DiagramSequence of Operations Intelli-Vent Sequence of OperationTroubleshooting Error Indication Check, Repair, or ReplacePerson

37E73A-903, 37E73A-906, 37E37A-903 & 906 specifications

Emerson 37E73A-903, 37E37A-903 & 906, and 37E73A-906 are advanced pressure transmitters known for their accuracy, reliability, and innovative technology. These devices are widely utilized in various industrial applications, including oil and gas, water treatment, and chemical processing, where precise measurement and monitoring of pressure are critical.

One of the main features of the Emerson 37E series is their robust construction, designed to withstand harsh environmental conditions. They are engineered with high-quality materials that provide durability and longevity, ensuring consistent performance over time. Their compact design allows for easy installation in tight spaces, making them versatile solutions for a range of process control systems.

The Emerson transmitters utilize advanced sensing technology that enhances accuracy and sensitivity. They offer a wide measurement range, capable of detecting both high and low-pressure levels. This capability enables operators to manage their processes more effectively, reducing the risk of system failures and operational downtime.

Another key characteristic of the 37E series is their exceptional performance in terms of stability and linearity. These transmitters provide a high level of repeatability, ensuring that measurements are consistent and reliable. This feature is particularly crucial in industries where process integrity is paramount.

The integration of digital communication protocols, such as HART and FOUNDATION Fieldbus, allows for seamless connectivity with control systems. This feature enables remote monitoring and configuration, facilitating real-time data collection and analysis. As a result, operators can make informed decisions quickly, optimizing their processes and enhancing operational efficiency.

Furthermore, the Emerson 37E series comes with various options for customization. Users can select from different pressure ranges, outputs, and materials to suit their specific application needs. This flexibility makes these transmitters highly adaptable, catering to a broad spectrum of industrial requirements.

In conclusion, Emerson's 37E73A-903, 37E37A-903 & 906, and 37E73A-906 transmitters embody state-of-the-art technology in pressure measurement. With their robust design, high accuracy, improved performance, and flexible communication options, they are reliable solutions for industries demanding precision and efficiency. Their adoption can significantly enhance process control, contributing to safer and more efficient operations in diverse applications.