Roberts Gorden 225 250, 200, 350, 150, 400, 300 Troubleshooting For Automatic Ignition Burner Systems

Models: 225 250 175 300 400 150 350 200

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COMBAT® UHA UNIT HEATER INSTALLATION OPERATION AND SERVICE MANUAL

13.2 Troubleshooting For Automatic Ignition Burner Systems

START

Are gas & electrical

No

supplies on?

 

Yes

 

Are external controls

No

(i.e. Thermostat) on?

 

Yes

Is ignition control showing Yes

a "4 flashes" led code?

 

No

 

Does flue blower run?

No

 

Yes

 

Does air pressure switch

No

change over?

 

Yes

 

WARNING

Turn on supplies.

Turn on controls.

Electrical Shock Hazard

 

 

Do not touch ignition components.

 

Voltage from ignition components is high.

 

Failure to follow these instructions can

Press in reset button on

result in death or electrical shock.

manual reset limit switch

 

 

Is 120 V supply at fan

Yes

Flue blower faulty;

connections?

replace

 

No

Burner control faulty or wiring

connections faulty. Repair or replace as necessary

Check for too much vent/air inlet duct. Check for blockage in vent and combustion air circuit. Check for faulty air pressure switch. Check pressure switch hoses for leaks or cracks.

Do not attempt to circumvent pressure switch circuit to

place unit in operation.See Pressure Switch section for details.

Wait 30 - 40 seconds.

No

Does ignition spark

 

Yes

 

Does the flame light?

No

Yes

 

Is ignition control showing

Yes

a "2 flashes" led code?

 

No

Heater Operating

TROUBLESHOOT ENDS. No

Is ignition lead okay and

connected? Yes Is spark electrode okay?

Is the gas valve operating?

To test valve, See No Troubleshooting for Gas

Valves section.

Is the flame current at

least 1 μAmp DC when Yes the flame ignites?

If problems persist, contact

Roberts-Gordon LLC at

www.rg-inc.com

Ignition control faulty; replace.

See Ignition Control section.

Replace valve.

Trace fault in supervision

system. See

Troubleshooting

for Flame Supervision

System section.

For your safety and optimum heater performance, use only replacement parts sold and supplied by Roberts-Gordon.

Conduct start-up procedure as shown on Page 19, Section 10.

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Roberts Gorden 225 250, 200, 350 Troubleshooting For Automatic Ignition Burner Systems, Result in death or electrical shock

225 250, 175, 300, 400, 150 specifications

Roberts Gorden is a recognized leader in the field of heating solutions, particularly renowned for the development of its innovative radiant heating systems. The lineup of models including the Roberts Gorden 250, 300, 400, 150, and 225 features a blend of advanced technology, exceptional efficiency, and versatile applications that cater to various industrial and commercial needs.

At the core of Roberts Gorden products is their radiant heating technology. Unlike conventional heating systems that warm the air, radiant heaters emit infrared radiation, which directly heats objects and people within a space. This method not only provides a comfortable environment but also reduces energy consumption and minimizes the loss of heat, making it an environmentally friendly choice.

The Roberts Gorden 250 model is specifically designed for smaller spaces, offering compact efficiency without sacrificing power. It features an adjustable output, allowing for tailored heating based on specific requirements. The advanced burner technology ensures optimum combustion efficiency, translating to cost savings on fuel consumption.

Moving on to the Roberts Gorden 300, this unit is well-suited for medium-sized facilities. With enhanced capabilities, the 300 model offers improved heating distribution, making it ideal for warehouses and production floors. The ease of installation and maintenance further enhances its appeal, allowing businesses to focus on their operations rather than on complicated heating systems.

The Roberts Gorden 400 is a powerhouse in the lineup, engineered for larger spaces that demand high-performance heating. Its robust construction and powerful output provide effective warmth even in challenging environments. The unit is equipped with sophisticated controls that promote energy efficiency while maintaining optimum comfort levels.

In the mid-range spectrum, the Roberts Gorden 150 and 225 models cater to businesses needing versatile heating solutions. Both models are designed with user-friendly interfaces and include safety features that comply with industry standards. Their lightweight design allows for easy installation and mobility, making them suitable for temporary or permanent heating applications.

Overall, Roberts Gorden's commitment to innovation and efficiency is evident across its product range. With a focus on sustainability and advanced heating technologies, the Roberts Gorden 250, 300, 400, 150, and 225 models provide reliable heating solutions that meet the diverse preferences of industrial and commercial users. These products are not just about warmth; they are about creating a comfortable and productive environment while minimizing energy costs and environmental impact.