American Dryer Corp AD-120ES III Troubleshooting, Drive motor is not operating does not start

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SECTION VII

TROUBLESHOOTING

IMPORTANT: YOU MUST DISCONNECT AND LOCKOUT THE ELECTRIC SUPPLY AND THE GAS SUPPLY OR THE STEAM SUPPLY BEFOREANY COVERS OR GUARDS ARE REMOVED FROM THE MACHINE TO ALLOWACCESS FOR CLEANING, ADJUSTING, INSTALLATION, OR TESTING OFANY EQUIPMENT PER OSHA(Occupational Safety and Health Administration) STANDARDS.

The information provided will help isolate the most probable component(s) associated with the difficulty described. The experienced technician realizes, however, that a loose connection or broken/shorted wire may be at fault where electrical components are concerned...and not necessarily the suspected component itself.

Electrical parts should always be checked for failure before being returned to the factory.

The information provided should not be misconstrued as a handbook for use by an untrained person making repairs.

IMPORTANT: When replacing blown fuses, the replacement must be of the exact rating as the fuse being replaced.

WARNING: ALL SERVICE AND TROUBLESHOOTING SHOULD BE PERFORMED BYA QUALIFIED PROFESSIONAL OR SERVICE AGENCY.

WARNING: WHILE MAKING REPAIRS, OBSERVE ALL SAFETY PRECAUTIONS DISPLAYED ON THE DRYER OR SPECIFIED IN THIS MANUAL.

MICROPROCESSOR CONTROLLER (COMPUTER) MODELS

A.No light emitting diode (L.E.D.) display (microprocessor controller [computer] models ONLY)...

1.Service panel fuse blown or tripped breaker.

2.Blown control circuit L1 or L2 fuse.

3.Failed microprocessor controller (computer).

B.Drive motor is not operating (does not start)...

1.Failed drive motor contactor (relay).

2.Failed arc suppressor (A.S.) board.

3.Failed drive motor.

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Contents AD-120ES Retain This Manual In a Safe Place For Future Reference For Your Safety Page Table of Contents Section Procedure for Functional Check of Replacement Important Information Receiving and HandlingSafety Precautions What to do if YOU Smell GASStandards SPECIFICATIONS/COMPONENT Identification SpecificationsADG-120ES ADE-120ES ADS-120ES Component Identification Page Installation Procedures Location RequirementsUNPACKING/SETTING UP Page This Exhaust Duct Transition Piece Must be Installed First Dryer Enclosure Requirements Fresh AIR Supply Requirements Exhaust Requirements General Exhaust Ductwork InformationPage Page Page Page Page Electrical Information Electrical RequirementsElectrical Service Specifications PER Dryer ADE-120 III 72 kW Electric Reversing, 3ø Page Page GAS Information Type of GAS Page Page 204 kg/hr Steam Information689.47 kPa Page COM Pressed AIR Pressure AIR Supply Page Preparation for Operation Preoperational Tests Page Shutdown Instructions Basket Tumbler CoatingOperating Instructions Parts SERVICE/PARTS InformationService Warranty Warranty InformationReturning Warranty Cards Returning Warranty PartsPage Suggested Cleaning Schedule Routine Maintenance Cleaning Steam Dryers Adjustments LubricationTroubleshooting Drive motor is not operating does not startBlower motor is not operating does not start Microprocessor controller computer display reads dSFL Microprocessor controller computer display reads doorPage No heat for Steam Models only No heat for Electric Models onlyDryer operates but is taking too long to dry Condensation on main door glassDryer is making scraping noise at basket tumbler area Excessive noise and/or vibrationDrive motor only is not operating does not start GAS ModelsElectric Models Dryer operates but is taking too long to dry load Condensation on main door glass Data Label Information Data LabelData Label Model Number Heat Input for GAS DryersReversing Timer SPIN/DWELLADJUSTMENTS Timing LegendProcedure for Functional Check Replacement Components Page P O R T a N T ADC P/N114501

AD-120ES III specifications

The American Dryer Corp AD-120ES III is a high-performance, energy-efficient hand dryer designed for commercial environments where durability and hygiene are key requirements. This model combines advanced technology with user-friendly features to deliver a superior drying experience.

One of the standout features of the AD-120ES III is its powerful 1.1 horsepower motor, which allows the dryer to deliver a high-speed airflow of approximately 200 miles per hour. This rapid drying capability significantly reduces drying time, ensuring that users have a quick and effective way to dry their hands. Additionally, the dryer operates quietly, making it suitable for environments where noise control is important, such as offices, restaurants, and educational institutions.

Energy efficiency is another hallmark of the AD-120ES III. The unit is equipped with an energy-saving mode that can reduce power consumption by up to 85%. This feature not only helps to conserve energy but also contributes to lower operating costs, making it an eco-friendly choice for businesses. The dryer’s electronic sensor technology ensures that it activates only when hands are underneath, further enhancing its efficiency.

The design of the AD-120ES III emphasizes hygiene and cleanliness. With a touchless operation, users can dry their hands without needing to touch any surface, reducing the risk of cross-contamination. The dryer also features a high-quality HEPA filtration system that captures 99.97% of particles as small as 0.3 microns from the air that passes through it, ensuring that the air used for drying is clean and safe.

Durability and ease of maintenance are also key characteristics of the AD-120ES III. Constructed from robust stainless steel, this hand dryer is designed to withstand the rigors of high-traffic environments. Its easy-to-remove cover allows for straightforward maintenance, making it simple to keep the unit in optimal working condition.

In summary, the American Dryer Corp AD-120ES III is a reliable and effective choice for commercial hand drying solutions. With its powerful motor, energy-saving features, touchless operation, and high-quality filtration, it meets the needs of both users and facility managers looking for efficiency, hygiene, and reliability. The combination of advanced technology and thoughtful design makes the AD-120ES III a leading option in the hand dryer market.
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