PROBLEM

CHECK THIS

POSSIBLE CAUSE

CORRECTIVE ACTION

Pump does not start

Electrical power supply

Controller plug disconnected

Reconnect control plug to

 

 

 

power outlet

 

 

Blown fuse or breaker tripped

Determine cause and replace

 

 

on overload

fuse or reset breaker

 

Pump

Motor failure

Replace pump

 

Sensors

Defective sensors, sensor

Check wiring continuity.

 

 

error

Repair or replace

Pump starts, but cycles

Differential controller

On and/or off temperature

Reset on and off

continuously

 

differential set points too low

differentials according to

 

 

 

recommendations

 

Piping

Reversed connections to

Compare with system

 

 

collectors

schematic and reconnect

 

 

 

properly

 

Sensors

Improper location

Compare with system

 

 

 

schematic and reconnect

 

 

 

properly

Pump cycles after dark

Differential controller

Recooling function active

Controller operating properly.

 

 

and max temperature setting

No fault.

 

 

exceeded

 

 

Sensors

Defective sensors, sensor

Check wiring continuity.

 

 

error

Repair or replace

Pump runs continuously

Differential controller

Off temperature differential set

Reset off differential according

 

 

too low

to recommendation

 

 

Controller set to “on” position

Set system operation to

 

 

 

“Auto”

Pump operated but no fluid

Airstop

System air-locked

Purge air from airstop in solar

flows from collectors

 

 

pump station by opening valve

 

 

 

slowly. Caution: after air is

 

 

 

evacuated fluid will flow out

 

 

 

in a small stream and may be

 

 

 

hot. Cover port with a rag to

 

 

 

catch any fluid.

 

Air vent

System air-locked

Open air vent on the top of the

 

 

 

system and purge excess air.

 

 

 

Close after purging.

 

Fluid

Loss of fluid from system

Locate leak and repair

 

Isolation valves

Valves in closed position

Open valves

 

Piping

Clogged or damaged piping

Unblock piping or repair

 

 

 

damaged piping

 

Pump

Broken impeller shaft

Replace shaft

 

 

Not vented properly

Install in correct orientation

 

 

Undersized

System piping run too long.

 

 

 

Refer to maximum piping

 

 

 

lengths and adjust

Noisy system

Air vents

Air trapped in system

Open automatic air vent and

 

 

 

purge airstop in solar pump

 

 

 

station by opening the valve

 

 

 

slowly. Caution: after air is

 

 

 

evacuated fluid will flow out

 

 

 

in a small stream and may be

 

 

 

hot. Cover port with a rag to

 

 

 

catch any fluid.

 

Pump

Bearings are dry or have

Lubricate or replace

 

 

excessive wear

 

 

 

Impeller loose

Tighten or replace impeller

33

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American Water Heater 318281-000 instruction manual Problem Check this Possible Cause Corrective Action

318281-000 specifications

The American Water Heater 318281-000 is a highly regarded product in the realm of residential water heating, providing a perfect blend of efficiency, reliability, and advanced technology. Designed to deliver hot water conveniently and effectively, this model is suitable for various home sizes and needs.

One of the standout features of the 318281-000 is its energy efficiency. This water heater is built to comply with stringent energy regulations, helping households reduce their utility costs without compromising on performance. It typically features a high Energy Factor (EF) rating, indicating more efficient energy use for heating water. This technology not only helps in saving on energy bills but also contributes to environmental sustainability by reducing the carbon footprint of the home.

The 318281-000 employs advanced insulation techniques that minimize heat loss, ensuring that hot water is readily available whenever needed. Its design often includes a high-quality tank with foam insulation, providing better retention of heat and, consequently, more hot water availability.

Moreover, the water heater showcases a robust build quality, often incorporating a glass-lined tank for enhanced durability and protection against corrosion. This feature extends the life of the unit and reduces the need for frequent maintenance. In addition, a sacrificial anode rod is typically included to further prevent rust and enhance tank longevity.

The installation of the American Water Heater 318281-000 is designed to be user-friendly, with flexible venting options and straightforward plumbing requirements. Many models come ready for either natural gas or propane configurations, providing homeowners with choices that suit their specific needs.

Another appealing aspect of this water heater is the availability of modern safety features. It generally includes a pressure relief valve and a temperature dial, making it easier for users to manage and maintain safe operation levels.

In conclusion, the American Water Heater 318281-000 stands out in the crowded water heating market by marrying high efficiency, advanced technology, and user-centered design. Its ability to provide a consistent hot water supply while being environmentally friendly makes it an attractive option for homes looking to upgrade or replace their existing water heating systems. With its blend of durability and smart features, this model is indeed a wise investment for those seeking longevity and efficiency in their home hot water solutions.