GOLD CGs Gas-Fired Water Boiler

11d Troubleshooting — control module lights

CHART 6 — PRESS SWITCH light flashing and POWER light on steady

— Usually indicates pressure switch opened during run cycle —

— May also be caused by wind gusts in excess of 31 mph for non-direct vent sidewall-vented boilers —

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.

•Reset boiler control by turning off power at service switch or turning down thermostat for at least 45 seconds.

•Thermostat should call for heat and appropriate zone valves open.

Does blower motor operate?

No

Yes

•Remove INDUCER plug (Figure 25, Item 6, page 44) from plug receptacle of control module.

•Place voltmeter leads across the 120 VAC N and

120 VAC H pins of the INDUCER receptacle (left column center and right column bottom pins).

Does the voltmeter indicate 120 VAC?

No

 

Yes

 

 

 

 

• Replace inducer assembly.

• Retest.

•Remove one of the wires connected to the pressure switch.

•Check continuity across the switch terminals.

Does the ohmmeter indicate the switch is closed?

No

 

Yes

 

 

 

 

• Wait 5 minutes.

Is PRESS SWITCH light flashing?

No

 

Yes

 

 

 

 

•Boiler should be in normal operating sequence.

•Observe operation until thermostat is satisfied and inducer has completed its post- purge cycle.

•Inspect and check wire harness from control module to pressure switch.

•Reseat connector in control module receptacle.

•If harness is intact and properly seated, but problem persists, replace control module.

•Retest.

Are vent or combustion air passages blocked?

No

 

Yes

 

 

 

 

 

 

 

•

Check air pressure switch per manual Section 11.

 

•

Clear passages and recycle

 

 

boiler.

•

Replace if necessary. Retest.

 

 

 

•

Recheck boiler operation.

 

 

 

 

 

 

 

 

50

Part number 550-110-260/0200

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Weil-McLain 550-110-260/02002 manual Does blower motor operate?
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550-110-260/02002 specifications

Weil-McLain is a well-known manufacturer of high-quality heating systems and boiler solutions, and the 550-110-260/02002 model is a testament to the company's commitment to innovation and performance. This particular boiler is designed for commercial and residential applications, providing exceptional heating efficiency and reliability.

One of the standout features of the Weil-McLain 550-110-260/02002 is its robust construction. Built using durable materials, this boiler is engineered to withstand demanding environments while maintaining optimal performance. The unit boasts a high thermal efficiency rating, which translates to lower energy costs and reduced environmental impact. The advanced design ensures that fuel consumption is minimized while delivering consistent heat output.

The Weil-McLain 550-110-260/02002 utilizes a multi-stage burner that enhances combustion efficiency. This feature not only reduces emissions but also improves overall energy use, making it an environmentally friendly choice. The sophisticated control system allows for precise modulation of the burner, ensuring that the boiler operates at peak efficiency under various load conditions.

The boiler is equipped with a user-friendly digital control interface, providing operators with real-time monitoring and diagnostics. This allows for easy adjustments and troubleshooting, which helps to reduce maintenance downtime. The integrated safety features enhance the operational reliability of the unit, ensuring safe operation in any environment.

Another important characteristic of the Weil-McLain 550-110-260/02002 is its adaptability. It can be configured to work with various types of fuel including natural gas and propane, giving users the flexibility to choose the most cost-effective energy source. This versatility also helps to extend the lifespan of the boiler as it can be easily adapted to changing energy needs.

In conclusion, the Weil-McLain 550-110-260/02002 is a high-performance boiler that combines durability, efficiency, and advanced technology. With its robust construction, efficient burner system, and user-friendly controls, it stands out as a reliable heating solution for both commercial and residential applications. The commitment to quality and innovation makes this model a preferred choice for those seeking dependable heating systems. Whether for new installations or replacements, the Weil-McLain 550-110-260/02002 delivers exceptional performance and value.
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