VI. PERIODIC PREVENTIVE MAINTENANCE

NOTE: Periodic inspection and preventive maintenance of your total heating system is important for efficient and safe operation. Your heating dealer should perform humidifier service at the same time.

All models are equipped with an in-line water strainer and orifice as shown below. These parts should be inspected and cleaned periodically to assure continued proper unit performance.

INSPECTION AND SERVICE INSTRUCTIONS

1.Disconnect electrical power to the furnace and shut off water supply.

2.Disconnect the water line at the inlet compression nut.

3.Remove the in-line strainer from inside the inlet fitting by using a small nail or wire.

4.Flush the in-line strainer clean or replace with a new strainer, Service Part No. SRA00859.

5.Replace the in-line strainer and reconnect the inlet water line.

(Double Wrench To Prevent Leaking.)

6.Disconnect the water line at the outlet compression nut.

7.Remove the orifice from the copper or plastic tube and make sure this small opening is unplugged.

8.Replace the orifice and reconnect the outlet water line.

(Double Wrench To Prevent Leaking.)

9.Turn on water supply @ Saddle Valve and reconnect electrical power to the furnace.

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American Standard 300A, 500A, 200A owner manual VI. Periodic Preventive Maintenance, Inspection and Service Instructions
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200A, 300A, 500A specifications

The American Standard 500A, 300A, and 200A series are highly regarded heating and cooling systems known for their efficiency, reliability, and innovative technology. These models are designed to provide optimal comfort while also emphasizing energy savings, making them ideal for residential HVAC applications.

The American Standard 500A is a top-tier model in the lineup, featuring advanced variable-speed compressors that allow for precise temperature control and quieter operation. This system utilizes the latest in inverter technology, enhancing energy efficiency by adjusting the compressor speed according to the home’s cooling needs. The 500A is also equipped with a high SEER (Seasonal Energy Efficiency Ratio) rating, showcasing its ability to reduce energy consumption and lower utility bills. Additional features include a durable, corrosion-resistant cabinet that extends the lifespan of the unit and ensures reliable performance in various weather conditions.

Moving down the line, the American Standard 300A series offers a blend of performance and affordability. This model features a two-stage compressor that balances comfort with energy efficiency. With a mid-range SEER rating, the 300A is adept at meeting household cooling demands while providing savings on energy bills. It incorporates a quiet operation design, making it suitable for use in residential areas. The 300A also employs a multi-position installation option, allowing for flexibility in placement and making it easy to integrate into existing HVAC systems.

The entry-level option, the American Standard 200A, is designed for budget-conscious consumers who still seek reliability and comfort. This model features a single-stage compressor, making it a straightforward and easy-to-use option. The 200A, while less complex than its higher-end counterparts, still delivers solid performance and decent energy efficiency. Its construction is robust, ensuring longevity and dependable service even in challenging weather conditions. The 200A is particularly favored by homeowners looking for a no-frills solution without sacrificing quality.

All three models in the American Standard series are designed with user-friendly controls and smart technology compatibility, allowing homeowners to maintain efficient climate control easily. Whether it's the advanced features of the 500A, the balanced performance of the 300A or the straightforward design of the 200A, American Standard provides a range of options to meet diverse heating and cooling needs, making them a go-to choice for many American households.
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