Thermador KBULT3665E Water Supply Requirements, Nor mal Sounds, Ensuring Proper Air Circulation

Models: KBULT3665E KBULT3655E KBURT3655E KBURT3665E KBULT3675E KBURT3675E

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IMPORTANT: Be sure the power switch is set to the On position after cleaning refrigerator or changing light bulbs.

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A. Power On/Off switch

Water Supply Requirements

Read all directions before you begin.

IMPORTANT:

When your refrigerator was installed, the water connection from the water source should have been connected to your refrigerator. If your refrigerator is not connected to a water source, see “Connect to Water Line” in the Installation Instructions. If you have any questions about your water connection, see “Troubleshooting” or call a licensed, qualified plumber.

If you turn the refrigerator on before the water line is connected, turn the ice maker OFF. See “Ice Maker and Storage Bin.”

All installations must meet local plumbing code requirements.

Nor mal Sounds

Your new refrigerator may make sounds that your old one didn’t make. Because the sounds are new to you, you might be concerned about them. Most of the new sounds are normal. Hard surfaces, such as the floor, walls, and cabinets, can make the sounds seem louder. The following describes the kinds of sounds and what may be making them.

If your refrigerator is equipped with an ice maker, you will hear a buzzing sound when the water valve opens to fill the ice maker for each cycle.

Your refrigerator is designed to run more efficiently to keep your food items at the desired temperatures and to minimize energy usage. The high efficiency compressor and fans may cause your refrigerator to run longer than your old one. You may also hear a pulsating or high-pitched sound from the compressor or fans adjusting to optimize performance.

You may hear the evaporator fan motor circulating air through the refrigerator and freezer compartments. The fan speed may increase as you open the doors or add warm food.

Rattling noises may come from the flow of refrigerant, the water line, or items stored on top of the refrigerator.

Water dripping on the defrost heater during a defrost cycle may cause a sizzling sound.

As each cycle ends, you may hear a gurgling sound due to the refrigerant flowing in your refrigerator.

Contraction and expansion of the inside walls may cause a popping noise.

You may hear air being forced over the condenser by the condenser fan.

You may hear water running into the drain pan during the defrost cycle.

Water Pressure

A cold water supply with water pressure between 30 and 120 psi (207 and 827 kPa) is required to operate the water dispenser and ice maker. If you have questions about your water pressure, see “Troubleshooting” or call a licensed, qualified plumber.

Reverse Osmosis Water Supply

IMPORTANT: The pressure of the water supply coming out of a reverse osmosis system going to the water inlet valve of the refrigerator needs to be between 30 and 120 psi (207 and

827 kPa).

If a reverse osmosis water filtration system is connected to your cold water supply, the water pressure to the reverse osmosis system needs to be a minimum of 40 psi (276 kPa).

If the water pressure to the reverse osmosis system is less than

40 psi (276 kPa):

Check to see whether the sediment filter in the reverse osmosis system is blocked. Replace the filter if necessary.

Allow the storage tank on the reverse osmosis system to refill after heavy usage.

If your refrigerator has a water filter, it may further reduce the water pressure when used in conjunction with a reverse osmosis system. Remove the water filter. See “Water Filtration System.”

If you have questions about your water pressure, call a licensed, qualified plumber.

Ensuring Proper Air Circulation

In order to ensure proper temperatures, you need to permit airflow between the refrigerator and freezer sections. As shown in the illustration, cool air enters the freezer section through vents in the rear and top. The air flows forward through the freezer section and recirculates under the freezer floor. Cool air enters the refrigerator section through the top, flows down and across shelves to the doors and recirculates to return air vents at the bottom.

Do not block any airflow vents. If the vents are blocked, airflow will be obstructed and temperature and moisture problems may occur.

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Thermador KBULT3665E manual Water Supply Requirements, Nor mal Sounds, Ensuring Proper Air Circulation, Water Pressure