TROUBLESHOOTING GUIDELINES

WATER HEATER CONTROL

TROUBLE SHOOTING

Please check guidelines below. For your safety, water heater service should be performed only by a qualified service technician.

Read the GENERAL SAFETY INFORMATION section first.

INTELLI-VENT TROUBLESHOOTING CHART - RESIDENTIAL CONTROL

#

LED STATUS

PROBLEM

SOLUTION

1

A

B

C

Inadequate or no earth ground

1. Ensure the wall outlet is properly grounded.

 

 

 

sensed by the Intelli-Vent™

2. Ensure all ground connections/wires on the

 

 

 

 

control.

 

 

 

 

 

water heater are secure.

2

A

B

C

Power supply to Intelli-Vent™

1. Ensure the wall outlet is properly wired.

 

 

 

control has reversed polarity or a

2. Ensure all internal 120 VAC wiring connections and

 

 

 

 

high resistance to earth ground.

 

 

 

 

 

wiring harness have no reversed wires. 120 VAC

 

 

 

 

 

“hot” wire must connect to the on/off switch.

 

 

 

 

 

3. Ensure the wall outlet is properly grounded.

 

 

 

 

 

4. Ensure all ground connections/wires on the water

 

 

 

 

 

heater are secure.

 

A B

C

Pressure switch circuit remaining

1. Ensure air pressure switch circuit wiring is correct

3

closed for more than 5 seconds

and the air pressure switch is not jumpered.

 

 

 

 

 

 

 

after heating cycle begins.

2. Secure power to water heater, check continuity of air

 

 

 

 

Blower does not start.

 

 

 

 

Service Note:

pressure switch contacts with wires disconnected.

 

 

 

 

A If pressure switch contacts show continuity (closed

 

 

 

 

Disconnect power - disconnect one

 

 

 

 

wire from the air pressure switch

circuit) replace the pressure switch.

 

 

 

 

or the vent temperature limit

B If pressure switch contacts are open and all wiring

 

 

 

 

switch. Turn power back on -

 

 

 

 

blower should start.

is correct - turn the power off for 10-20 seconds

 

 

 

 

 

then on again to clear the error code - if the error

 

 

 

 

 

code persists replace the Intelli-Vent™ control.

 

 

 

 

 

 

4

A B

C

Pressure switch circuit remains open

1. Ensure the blower is running - check for 120 VAC to

longer than 5 seconds after the blower

the blower when the heating cycle begins, check the

 

 

 

 

is energized.

wiring. If the control does not energize the blower -

 

 

 

 

Blower may run continuously in

replace the Intelli-Vent™ control. If the blower fails to

 

 

 

 

start when energized - replace the blower assembly.

 

 

 

 

this condition.

2. Ensure the air pressure switch sensing tube is properly

 

 

 

 

 

 

 

 

 

 

connected - not kinked or damaged.

 

 

 

 

 

3. Check continuity of vent temperature limit switch - replace

 

 

 

 

 

switch if contacts remain open under 160ºF (71°C).

 

 

 

 

Service Note:

4. Ensure the correct size of vent pipe (2”, 3”, 4”) was used

 

 

 

 

per installation manual for vent length. Ensure maximum

 

 

 

 

To learn more about performing Air

number of elbows or equivalent feet of vent pipe has not

 

 

 

 

Pressure Switch tests visit our web

exceeded maximum limits.

 

 

 

 

site www.hotwater.com to download

5. Ensure there are no obstructions in the vent pipe.

 

 

 

 

technical bulletin A-023-06 Air Pressure

 

 

 

 

Switches.

6. Check air pressure switch performance - check pressure

 

 

 

 

 

 

 

 

 

 

with a digital manometer - check continuity of contacts.

 

 

 

 

 

(see service note in left column) If the switch proves

 

 

 

 

 

defective - replace the air pressure switch and or the

 

 

 

 

 

blower assembly as required.

 

 

 

 

 

7. If air pressure switch performance test results prove

 

 

 

 

 

the air pressure switch is working properly and error

 

 

 

 

 

code 4 persists - replace the Intelli-Vent™ control.

 

 

 

 

 

 

5

A B

C

The Intelli-Vent™ control has detected

1. Check wiring to the hot surface ignitor - replace ignitor

an open ignitor circuit.

assembly if wiring is damaged or worn.

 

 

 

 

Service Note:

2. Check ignitor assembly plug and the socket on the

 

 

 

 

The resistance (ohms) of a hot surface

Intelli-Vent™ body for good connection. Replace

 

 

 

 

ignitor will increase over time. If the

ignitor assembly and/or control if necessary.

 

 

 

 

resistance at room temperature is near

3. Check resistance of ignitor at room temperature 77ºF

 

 

 

 

18.8 ohms - consider replacing the ignitor

 

 

 

 

as a preventative measure.

(25°C) at the plug end. Replace ignitor if resistance

 

 

 

 

 

is not within 11.5 and 18.8 ohms at room temperature.

 

 

 

 

 

4. If results from the above tests were good and error

 

 

 

 

 

code 5 persists - replace the Intelli-Vent™ control.

 

 

 

 

 

 

30

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State Industries GS675YRVLT instruction manual Troubleshooting Guidelines, Trouble Shooting
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GS675YRVLT specifications

The State Industries GS675YRVLT is a highly efficient and reliable water heater designed for residential use. It features advanced technologies and specifications that cater to the needs of modern households, making it an excellent choice for those seeking comfort and convenience in their hot water supply.

One of the standout features of the GS675YRVLT is its Energy Star certification, which signifies that it meets strict energy efficiency guidelines set by the U.S. Environmental Protection Agency. This certification not only ensures lower utility bills for homeowners but also contributes to reduced environmental impact, aligning with sustainable practices.

The unit is equipped with a powerful 67-gallon tank, providing ample hot water for larger families or households with high hot water demands. With its recovery rate, it can deliver consistent hot water, making it ideal for simultaneous use in multiple outlets, such as showers, dishwashers, and laundry machines.

A key characteristic of the GS675YRVLT is its durable construction. The tank is built with a glass lining that resists corrosion, extending the life of the water heater and minimizing the need for frequent replacements. Additionally, the reinforced insulation helps retain heat, improving the overall energy efficiency of the system.

The GS675YRVLT utilizes advanced heating technology. It features a high-efficiency gas burner that accelerates the heating process, ensuring quicker access to hot water. The combination of this burner and the unit's insulation means that users benefit from lower energy consumption without sacrificing performance.

Safety is also a priority in the design of this water heater. The GS675YRVLT includes a pressure relief valve, which prevents excessive pressure buildup, and it is equipped with a flame arrestor, minimizing the risk of combustion. These safety features are essential for ensuring peace of mind for homeowners.

User-friendly controls and a digital thermostat are other notable aspects of this unit. They allow for easy temperature adjustments and monitoring of energy usage.

In summary, the State Industries GS675YRVLT is a top-tier water heater that combines energy efficiency, robust construction, advanced technologies, and safety features. It is an ideal solution for those looking to enhance their home's hot water system while also being considerate of energy consumption and environmental responsibility.
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