GOLD CGa Gas-Fired Water Boiler — Boiler Manual

6b Start-up — operate boiler (continued)

Start the boiler

ss&OLLOW THE ,IGHTING/PERATING )NSTRUCTIONS from

3ECTIONT  OR  to start the boiler. Remove boiler jacket door and note the gas valve manufacturer and model number. Use only the lighting/operat- ing instruction which applies to this gas valve (see 4ABLE , page 30). (The lighting instruction label on the boiler provides the same information.)

ss3EEE3ECTIONTC if boiler fails to start.

Check system and boiler

1.#HECKK SYSTEM PIPING FOR LEAKS If found, shut down boiler and repair immediately.

2.6ENTNAIRIFROM SYSTEM using manual vents. Air in the system will interfere with circulation and cause heat distribution problems and noise.

3.)NSPECTP VENT SYSTEM thoroughly for signs of deterioration from corrosion, physical damage or

SAGGING 6ERIFY THAT MASONRYOCHIMNEYMLINERS ARERIN good condition, with no obstructions, and there are no openings into the chimney.

4.#HECKKAROUND THEHBOILER for gas odor following the procedure of Section A of this manual.

5.6ERIFYIOPERATION per Section D. Perform check-out procedure in Section  and fill in the )NSTALLATION ANDNSERVICE CERTIlCATECon the same page.

%LIMINATEI ALLL SYSTEM LEAKS

#ONTINUALIFRESHEMAKEUP WATER will reduce boiler life. Minerals can build up in sections, reduc- ing heat transfer, overheating cast iron, and causing section failure.

If you discover evidence of any gas leak, shut down the boiler at once. Find the leak source with bubble test and repair im-

MEDIATELY $O NOTO STARTA BOILER again until corrected. Failure to comply could result in severe personal injury, death or sub- stantial property damage.

$O NOTO USES PETROLEUMBASED

CLEANINGNOR SEALINGLCOMPOUNDS

in boiler system. Severe damage to boiler will occur, resulting in substantial property damage.

6c Start-up — if boiler doesn’t start . . .

Check for:

1.Loose connections, blown fuse or

SERVICEVSWITCH OFF

 (IGH LIMITMSWITCH SETEBELOWLBOILER WATERTTEMPERATURE

3.Thermostat set below room tem-

PERATURE

 'ASANOT TURNED ONTAT METER OR BOILER

5.Incoming gas pressure less than:

v WCWFORCNATURALOGAS NvTWC FOR PROPANE GAS

6.If none of the above corrects the problem, refer to 4ROUBLESHOOT ing, Section  of this manual.

Part Number 550-101-009/0107

31

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Weil-McLain CGA25SPDN manual 6c Start-up if boiler doesn’t start, Start the boiler, Check system and boiler, Check for
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CGA25SPDN specifications

The Weil-McLain CGA25SPDN is a high-efficiency gas-fired boiler designed to deliver dependable heating performance while maintaining a strong focus on energy savings and user-friendly operation. Ideal for residential applications, this boiler is engineered to provide consistent warmth and comfort in homes with various heating demands.

One of the main features of the CGA25SPDN is its durable construction. Built with high-quality materials, this boiler is designed to withstand the rigors of frequent operation while maximizing longevity. It features an advanced cast iron heat exchanger that efficiently transfers heat to the water, resulting in lower energy costs and improved overall performance.

Efficiency is a key characteristic of the Weil-McLain CGA25SPDN. Its design promotes efficient combustion, allowing for a higher Annual Fuel Utilization Efficiency (AFUE) rating. With an AFUE rating of up to 82%, this boiler ensures that more of the fuel used is converted into usable heat, which translates to reduced energy bills for homeowners.

The boiler exhibits a user-friendly control system that allows for easy operation and maintenance. It comes equipped with an integrated vent damper that maximizes efficiency by reducing heat loss during standby periods. Additionally, the CGA25SPDN features an adjustable thermostat, enabling homeowners to customize their heating preferences easily.

Another significant feature of the CGA25SPDN is its versatility. The boiler is compatible with various heating applications, including hot water heating systems and home heating configurations. This adaptability makes it a great choice for both new installations and retrofitting existing systems.

Safety is always a concern with gas-fired appliances, and the Weil-McLain CGA25SPDN addresses this through its advanced safety mechanisms. The boiler incorporates safety controls that prevent overheating and ensure proper operation, providing peace of mind to homeowners.

In summary, the Weil-McLain CGA25SPDN stands out as a reliable and efficient heating solution for residential settings. With its durable construction, high-efficiency performance, user-friendly controls, and impressive safety features, it is an exceptional choice for those seeking a dependable gas-fired boiler that meets modern heating demands while keeping energy costs in check. Homeowners can trust the Weil-McLain CGA25SPDN for warmth and comfort through the cold months.
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