GOLD CGs Gas-Fired Water Boiler — Boiler Manual

11d Troubleshooting — control module lights (cont.)

CHART 4 — FLAME & POWER lights flashing

— Usually indicates flame sensed when it shouldn't be there —

Electrical shock hazard — Wherever you see TURN OFF POWER , follow the instructions. Failure to follow instructions could result in severe personal injury, death or substantial property damage.

Are manual main shutoff valve and gas valve open?

No

Yes

•Leave main manual gas valve closed.

•Turn off power to boiler at service switch or breaker.

•Wait at least 45 seconds.

•Turn on power to boiler.

•Restart boiler, following Operating instructions in this manual (page 34, 35 or 36).

Do FLAME and POWER lights still flash?

No

 

Yes

 

 

 

 

• Replace control module.

• Retest.

•Turn off power to the boiler at service switch or breaker.

•Wait at least 45 seconds.

•Turn on power to boiler.

•Restart boiler, following Operating instructions in this manual (page 34, 35 or 36).

•Look through the pilot inspection port (in front of air inlet box) to see if the pilot is burning during the prepurge period (first 30 seconds of operation).

Is pilot burning during prepurge period?

No

 

 

Yes

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

• Allow boiler to continue cycling.

Are FLAME & POWER lights flashing?

No

 

Yes

 

 

 

 

 

 

 

 

 

 

•Replace gas valve.

•Retest boiler.

Are FLAME and POWER lights flashing?

No

 

Yes

 

 

 

 

 

 

 

 

 

 

•TURN OFF POWER to boiler at service switch or breaker.

•Open main manual gas valve.

•Turn on power to boiler at service switch or breaker.

•Restart boiler per lighting instructions.

•Perform start-up procedures in boiler manual to verify proper operation.

•Boiler may now be operating normally.

•Perform start-up procedures in boiler manual to verify proper operation.

•Replace control module.

•Retest.

•Boiler should now operate normally.

•Original flashing FLAME light caused by gas valve not operating properly.

•See normal sequence of operation, Figure 18, page 31.

•Replace control module.

•Retest.

50

Part number 550-110-260/0508

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Weil-McLain 550-110-260/0508 manual Chart 4 Flame & Power lights flashing
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550-110-260/0508 specifications

Weil-McLain is a well-known name in the heating industry, offering a wide range of high-quality boilers and heating systems. Among its impressive lineup, the Weil-McLain 550-110-260/0508 model stands out for its performance, efficiency, and advanced technologies, making it suitable for residential and commercial heating applications.

The 550-110-260/0508 boiler is designed for flexibility and performance, providing an output capacity of 110,000 BTU per hour. This makes it suitable for various heating needs, from single family homes to larger commercial spaces. One of the key features of this model is its high-efficiency design, which allows it to operate at an AFUE (Annual Fuel Utilization Efficiency) rating of up to 95%. This means that a significant portion of the fuel consumed is converted into usable heat, resulting in lower energy bills and reduced environmental impact.

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In conclusion, the Weil-McLain 550-110-260/0508 model boasts a combination of efficient heating, durable construction, advanced control technology, and safety features, making it an excellent choice for those seeking a reliable and effective heating solution. Its versatility and performance make it well-suited for a variety of applications in both residential and commercial settings.
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