ADC AD-50V Installation Manual
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ADC AD-50V Installation Manual

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WARNING: For your safety the
information in this manual must be
followed to minimize the risk of fire or
explosion or to prevent property damage,
personal injury or death.
Do not store or use gasoline or other flammable
vapor and liquids in the vicinity of this or any
other appliance.
WHAT DO YOU DO IF YOU SMELL GAS
* Do not try to light any appliance.
* Do not touch any electrical switch; do not
use any phone in your building.
* Clear the room, building or area of all
occupants.
* Immediately call your gas supplier from a
neighbor's phone. Follow the gas supplier's
instructions.
* If you cannot reach your gas supplier, call
the fire department.
Installation and service must be performed by a
qualified installer, service agency or the gas
supplier.
061899EL/cms
AD-50V
Installation Manual
AVERTISSEMENT: Assurez-vous de bien
suivre les instructions données dans cette
notice pour réduire au minimum le risque
d'incendie ou d'explosion ou pour éviter tout
dommage matériel, toute blessure ou la mort.
Ne pas entreposer ni utiliser d'essence ni
d'autres vapeurs ou liquides inflammables dans
le voisinage de cet appareil ou de tout autre
appareil.
QUE FAIRE SI VOUS SENTEZ UNE ODEUR
DE GAZ:
* Ne pas tenter d'allumer d'appareil.
* Ne touchez à aucun interrupteur. Ne pas
vous servir des téléphones se trouvant dans
le bâtiment où vous vous trouvez.
* Évacuez la pièce, le bâtiment ou la zone.
* Appelez immédiatement votre fournisseur de
gaz depuis un voisin. Suivez les instructions
du fournisseur.
* Si vous ne pouvez rejoindre le fournisseur
de gaz, appelez le service des incendies.
L'installation et l'entretien doivent être assurés
par un installateur ou un service d'entretien
qualifié ou par le fournisseur de gaz.
For replacement parts, contact the reseller from which the dryer
was purchased or
American Dryer Corporation
88 Currant Road
Fall River MA 02720-4781
Telephone: (508) 678-9000 / Fax: (508) 678-9447
E-mail: techsupport@amdry.com
www.amdry.com
ADC Part No. 113045

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  • Page 1 For replacement parts, contact the reseller from which the dryer was purchased or American Dryer Corporation 88 Currant Road Fall River MA 02720-4781 Telephone: (508) 678-9000 / Fax: (508) 678-9447 E-mail: techsupport@amdry.com www.amdry.com 061899EL/cms ADC Part No. 113045...
  • Page 2 We have tried to make this manual as complete as possible and hope you will find it useful. ADC reserves the right to make changes from time to time, without notice or obligation, in prices, specifications, colors, and material, and to change or discontinue models.

  • Page 3: For Your Safety

    IMPORTANT YOU MUST DISCONNECT AND LOCKOUT THE ELECTRIC SUPPLY AND THE GAS SUPPLY OR THE STEAM SUPPLY BEFORE ANY COVERS OR GUARDS ARE REMOVED FROM THE MACHINE TO ALLOW ACCESS FOR CLEANING, ADJUSTING, INSTALLATION, OR TESTING OF ANY EQUIPMENT PER OSHA (Occupational Safety and Health Administration) STANDARDS.
  • Page 4 WARNING The dryer must never be operated with any of the back guards, outer tops, or service panels removed. PERSONAL INJURY OR FIRE COULD RESULT. WARNING DRYER MUST NEVER BE OPERATED WITHOUT THE LINT FILTER/SCREEN IN PLACE, EVEN IF AN EXTERNAL LINT COLLECTION SYSTEM IS USED. IMPORTANT PLEASE OBSERVE ALL SAFETY PRECAUTIONS displayed on the equipment and/or specified in the installation manual included with the dryer.

  • Page 5: Table Of Contents

    Table of Contents SECTION I IMPORTANT INFORMATION ................3 A. Receiving and Handling ....................... 3 B. Safety Precautions ........................4 SECTION II SPECIFICATIONS ....................6 A. Specifications ..........................6 SECTION III INSTALLATION PROCEDURES ..............8 A. Unpacking/Setting Up ......................... 8 B.
  • Page 6 SECTION VI ROUTINE MAINTENANCE ................42 A. Cleaning ........................... 42 B. Adjustments ..........................43 C. Lubrication ..........................43 D. Lint Drawer Removal........................ 44 SECTION VII TROUBLESHOOTING ..................45 Microprocessor Controller (Computer) Models ................45 Dual Timer Models ......................... 51 SECTION VIII DATA LABEL INFORMATION................

  • Page 7: Section I

    ADC assumes no responsibility for freight claims or damages. 6. If you need assistance in handling the situation, please contact the ADC Traffic Manager at (508) 678-9000. IMPORTANT: The dryer must be transported and handled in an upright position at ALL times.

  • Page 8: Safety Precautions

    4. Installation and service must be performed by a qualified installer, service agency, or gas supplier. 5. Dryer(s) must be exhausted to the outdoors. 6. Although ADC produces a very versatile dryer, there are some articles that, due to fabric composition or cleaning method, should not be dried in it.
  • Page 9 WARNING: DO NOT dry mop heads. Contamination by wax or flammable solvents will create a fire hazard. WARNING: DO NOT use heat for drying articles that contain plastic, foam, sponge rubber, or similarly textured rubber materials. Drying in a heated basket (tumbler) may damage plastics or rubber and may be a fire hazard.

  • Page 10: Specifications

    **** Specify air-operated or electromechanical steam damper system. Air-operated steam damper system must be provided with clean, dry, and regulated 80 PSI +/-10 PSI (5.51 bars +/- 0.69 bars) air supply. NOTE: ADC reserves the right to make changes in specifications at any time without notice or obligation.
  • Page 11 Specifications ADG-50V ADE-50V ADS-50V NOTE: ADC reserves the right to make changes in specifications at any time without notice or obligation.

  • Page 12: Installation Procedures

    SECTION III INSTALLATION PROCEDURES Installation should be performed by competent technicians in accordance with local and state codes. In the absence of these codes, the installation must conform to applicable American National Standards: ANSI Z223.1- LATEST EDITION (National Fuel Gas Code) or ANSI/NFPA NO. 70-LATEST EDITION (National Electrical Code) or in Canada, the installation must conform to applicable Canadian Standards: CAN/CGA-B149.1-M91 (Natural Gas) or CAN/CGA-B149.2-M91 (Liquid Propane [L.P.] Gas) or LATEST EDITION (for General Installation and Gas Plumbing) or Canadian Electrical Codes Parts 1 &...

  • Page 13: Location Requirements

    B. LOCATION REQUIREMENTS Before installing the dryer, be sure the location conforms to local codes and ordinances. In the absence of such codes or ordinances the location must conform with the National Fuel Gas Code ANSI.Z223.1 LATEST EDITION, or in Canada, the installation must conform to applicable Canadian Standards: CAN/CGA-B149.1-M91 (Natural Gas) or CAN/CGA-B149.2-M91 (Liquid Propane [L.P.] Gas) or LATEST EDITION (for General Installation and Gas Plumbing).

  • Page 14: Dryer Enclosure Requirements

    C. DRYER ENCLOSURE REQUIREMENTS Bulkheads and partitions should be made of noncombustible materials and must be located a minimum of 12-inches (30.48 cm) above the dryer’s outer top; 18-inches (45.72 cm) for steam dryers, except along the front of the dryer which may be closed if desired. NOTE: Allowances must be made for opening the control door.

  • Page 15: Fresh Air Supply Requirements

    D. FRESH AIR SUPPLY REQUIREMENTS The AD-50V air supply (make-up air) must be given careful consideration to assure proper performance of each dryer. An unrestricted source of air is necessary for each dryer. As a general rule, an unrestricted air entrance from the outdoors (atmosphere) of a minimum of 1-1/2 square feet (0.14 square meters) is required for...

  • Page 16: Exhaust Requirements

    E. EXHAUST REQUIREMENTS Exhaust ductwork should be designed and installed by a qualified professional. Improperly sized ductwork will create excessive back pressure which results in slow drying, increased use of energy, and shutdown of the burner by the airflow (sail) switch, burner hi-limit, or lint chamber hi-heat protector thermostat. The dryer must be installed with a proper exhaust duct connection to the outside.

  • Page 17: Single Dryer Venting

    SINGLE DRYER VENTING IMPORTANT: For exhaust duct runs over 20 feet (6.1 meters) a minimum size of 10-inches (25.4 cm) must be used. HORIZONTAL VENTING When a single 8-inch (20.32 cm) horizontal vent is used, the ductwork to the outlet cannot exceed 20 feet (6.1 meters), refer to Illus.

  • Page 18: Vertical Venting

    VERTICAL VENTING When vertical single 10-inch (25.4 cm) venting is used (refer to Illus. B below), the ductwork from the dryer to the outside outlet cannot exceed 40 feet (12.19 meters), refer to Illus. B below. This calculation compensates for the use of a maximum of three (3) elbows including the two (2) elbows creating the 180° (turned downward) outside outlet.
  • Page 19 MULTIPLE DRYER (COMMON) VENTING If it is not feasible to provide separate exhaust ducts for each dryer, ducts for individual dryers may be channeled into a common main duct. Each dryer is provided with a back draft damper. The individual ducts should enter the bottom or side of the main duct at an angle not more than 45°...
  • Page 20 HORIZONTAL VENTING Illus. C VERTICAL VENTING Illus. D...
  • Page 21 IMPORTANT VENTING REMINDERS 1. Ductwork size and installation should be done by a qualified professional. 2. The dryer must be exhausted to the outdoors. 3. Ductwork should be routed as short as possible to the outdoors with as few elbows as possible. 4.

  • Page 22: Electrical Information

    F. ELECTRICAL INFORMATION 1. Electrical Requirements It is your responsibility to have ALL electrical connections made by a properly licensed and competent electrician to assure that the electrical installation is adequate and conforms to local and state regulations or codes. In the absence of such codes, ALL electrical connections, materials, and workmanship must conform to the applicable requirements of the National Electrical Code ANSI/NFPA NO.
  • Page 23 2) Electric Models Only ALL electrically heated dryers must be connected to the electric service shown on the dryer’s data label, which is affixed on the left wall area behind the upper or top control door. The connecting wires must be properly sized to handle the rated current. NOTE: Electrically heated service (amperage) specifications/requirements are not available at the time of printing.
  • Page 24 INGLE HASE Ø LECTRICAL ONNECTIONS EADS Black White Green White Neutral Ground If local codes permit, power to the dryer can be made by the use of a flexible U.L. listed power cord or pigtail (wire size must conform to rating of dryer), or the dryer can be hard wired directly to the service breaker panel.
  • Page 25 5. 3-Phase (3ø) Wiring Connections/Hookup The only electrical input connections to the dryer are the 3-phase (3ø) power leads (L1, L2, L3, and sometimes Neutral) and ground. Single-phase (1ø) power for the control circuit is done internally to the dryer. No single-phase (1ø) input connection is required on a 3-phase (3ø) dryer.
  • Page 26 CAUTION: The dryer must be grounded. A ground lug has been provided for this purpose. IMPORTANT: A CIRCUIT SERVICING EACH DRYER MUST BE PROVIDED. The only electrical connections to the dryer are the 3-phase (3ø) leads (L1, L2, L3, and sometimes Neutral) and ground.
  • Page 27 WARNING: 208 VAC AND 230/240 VAC ARE NOT THE SAME. Any damage done to dryer components due to improper voltage connections will automatically VOID THE WARRANTY. NOTE: ADC reserves the right to make changes in specifications at any time without notice or obligation.

  • Page 28: Gas Information

    The dryer must be connected to the type of heat/gas indicated on the dryer data label affixed on the left wall area behind the upper or top control door. If this information does not agree with the type of gas available, DO NOT operate the dryer. Contact the reseller who sold the dryer or contact the ADC factory.
  • Page 29 2. Technical Gas Data a. Gas Specifications TYPE OF GAS NATURAL LIQUID PROPANE Manifold Pressure* 3.5 inches W.C. 8.7 mb 10.5 inches W.C. 26.1 mb In-Line Pressure 6.0 - 12.0 inches W.C. 14.92 - 29.9 mb 11.0 inches W.C. 27.4 mb Shaded areas are stated in metric equivalents * Measured at outlet side of gas valve pressure tap when the gas valve is on.
  • Page 30 3. Piping Connections ALL components/materials must conform to National Fuel Gas Code Specifications ANSI Z223.1-LATEST EDITION, or in Canada, CAN/CGA-B149.1-M91 (Natural Gas) or CAN/CGA-B149.2-M91 (Liquid Propane [L.P.] Gas) or LATEST EDITION (for General Installation and Gas Plumbing), as well as local codes and ordinances and must be done by a qualified professional.
  • Page 31 Consistent gas pressure is essential at ALL gas connections. It is recommended that a 3/4-inch (19.05 mm) pipe gas loop be installed in the supply line servicing a bank of dryers. An in-line pressure regulator must be installed in the gas supply line (header) if the (natural) gas pressure exceeds 12.0 inches (29.9 mb) of water column (W.C.) pressure.

  • Page 32: Steam Information

    H. STEAM INFORMATION It is your responsibility to have ALL plumbing connections made by a qualified professional to assure that the steam plumbing installation is adequate and conforms with local and state regulations or codes. Care must be exercised when leveling steam dryers into final position. After leveling the dryer, check the downward pitch of the heat exchanger from front to rear with a level.
  • Page 33 a. The pressure of the condensate in the steam supply will cause water hammer and subsequent heat exchanger (steam coil) failure. The steam supply connection into the main supply line must be made with a minimum 10-inch (25.4 cm) riser. This will prevent any condensate from draining towards the dryer.

  • Page 34: Compressed Air Supply

    4. Steam Damper Air System Connections The ADS-50V is manufactured with a pneumatic (piston) damper system, which requires an external supply of compressed air. The air connection is made to the steam damper solenoid valve, which is located at the rear inner top area of the dryer just in front of the electric service relay box.
  • Page 35 5. Steam Damper System Operation The steam damper, as shown in the illustration below, allows the coil to stay constantly charged eliminating repeated expansion and contraction. When the damper is opened, the air immediately passes through the already hot coil, providing instant heat to start the drying process. When the damper is closed, ambient air is drawn directly into the basket (tumbler), allowing a rapid cool down.
  • Page 36 6. Steam Damper Air Piston (Flow Control) Operation Adjustment Damper operation was tested and adjusted prior to shipping at 80 PSI (5.51 bars). If damper air adjustment is necessary, locate the flow control valve and make the necessary adjustments as noted below.

  • Page 37: Preparation For Operation/Start-Up

    I. PREPARATION FOR OPERATION/START-UP The following items should be checked before attempting to operate the dryer: 1. Read ALL “CAUTION,” “WARNING,” and “DIRECTION” labels attached to the dryer. 2. Check incoming supply voltage to be sure that it is the same as indicated on the dryer data label affixed on the left wall area behind the upper or top control door.

  • Page 38: Preoperational Tests

    J. PREOPERATIONAL TESTS ALL dryers are thoroughly tested and inspected before leaving the factory. However, a preoperational test should be performed before the dryer is publicly used. It is possible that adjustments have changed in transit or due to marginal location (installation) conditions. 1.

  • Page 39: Preoperational Instructions

    NOTE: The sail switch can be checked for proper operation by opening the lint drawer. While pushing the lint drawer switch in, start a drying cycle. The heating unit should not activate (wait 30-seconds). If heat does activate, make necessary adjustments to the sail switch. 5.
  • Page 40 d. Once the preprogrammed dryness level and cool down period have been reached, or the maximum automatic time has expired, the tone (buzzer) will sound for 5-seconds, and the light emitting diode (L.E.D.) display will read “donE,” at which time the dryer will shut off. NOTES: 1.
  • Page 41 b. Select temperature... The dryer will start, the light emitting diode (L.E.D.) display will read the temperature cycle selected, and the drying time portion of the L.E.D. display will read “00” and count upward as time elapses, or the vended time will count downward, depending on the program parameter setting. IMPORTANT: If the door is opened during a cycle, both the heat and motor will stop.

  • Page 42: Shut Down Instructions

    2) Press the “E” on the keyboard (touch pad). 3) The light emitting diode (L.E.D.) display will quickly show “Ld30,” “LC04,” and “F180.” The dryer will start, and the L.E.D. display will show “dr30.” b. Dual timer dryers... 1) Turn drying timer knob for a time of 20 minutes. 2) Select “High Temp.”...

  • Page 43: Service/Parts Information

    If the reseller cannot be contacted or is unknown, contact the ADC Parts Department for a reseller in your area. Parts may also be purchased directly from the factory by calling the ADC Parts Department at (508) 678-9000 or you may FAX in your order at (508) 678-9447.

  • Page 44: Warranty Information

    A. RETURNING WARRANTY CARDS 1. Before any dryer leaves the ADC factory test area, a warranty card is placed on the back side of the main door glass. These warranty cards are intended to serve the customer where we record the individual installation date and warranty information to better serve you, if you file a warranty claim.
  • Page 45 IMPORTANT: No replacements, credits, or refunds will be issued for merchandise damaged in transit. 5. ALL returns should be shipped to the ADC factory in such a manner that they are insured and a proof of delivery can be obtained by the sender.

  • Page 46: Routine Maintenance

    Maximum operating efficiency is dependent upon proper air circulation. The accumulation of lint can restrict this airflow. If the guidelines in this section are met, an ADC dryer will provide many years of efficient, trouble free, and most importantly, safe operation.

  • Page 47: Adjustments

    DO NOT have a grease fitting. Provisions are made in the bearing housing for the addition of a grease fitting which can be obtained elsewhere, or from ADC by ordering kit Part No. 882159, which includes two (2) fittings.

  • Page 48: Lint Drawer Removal

    D. LINT DRAWER REMOVAL To remove the lint drawer from the dryer pull drawer out approximately halfway. Rotate/move lint drawer stop hinge (refer to the illustration below) downward and pull drawer out. IMPORTANT: After replacing the lint drawer back into the dryer, be sure to rotate/move hinge back to the upward stop position.

  • Page 49: Troubleshooting

    SECTION VII TROUBLESHOOTING IMPORTANT: YOU MUST DISCONNECT AND LOCKOUT THE ELECTRIC SUPPLY AND THE GAS SUPPLY OR THE STEAM SUPPLY BEFORE ANY COVERS OR GUARDS ARE REMOVED FROM THE MACHINE TO ALLOW ACCESS FOR CLEANING, ADJUSTING, INSTALLATION, OR TESTING OF ANY EQUIPMENT PER OSHA (Occupational Safety and Health Administration) STANDARDS.
  • Page 50 4. Failed microprocessor controller (computer). C. Drive motor (reversing) operates in one (1) direction only...stops and restarts in same direction... 1. Failed drive motor contactor (relay). 2. Failed arc suppressor (A.S.) board (for REVERSING MODELS ONLY). 3. Failed microprocessor controller (computer). D.
  • Page 51 3. Failed arc suppressor (A.S.) board (for REVERSING MODELS ONLY). 4. Failed microprocessor controller (computer). 5. Failed 24 VAC transformer. H. Both drive motor and blower motor run a few minutes and then stop...microprocessor controller (computer) display continues to read time or percent of extraction and ALL indicator dots are off...

  • Page 52: Gas Models Only

    M. Microprocessor controller (computer) locks up and light emitting diode (L.E.D.) display reads erroneous message(s) or only partial segments... 1. Transient power voltage (spikes)...disconnect power to dryer, wait 1 minute, and reestablish power to dryer. If problem is still evident... a.
  • Page 53 3. Fault in lint chamber sensor bracket or tripped manual reset hi-heat protector thermostat. 4. Failed Direct Spark Ignition (DSI) module. 5. Failed DSI ignitor/flame-probe assembly. 6. Failed microprocessor controller (computer). ELECTRIC MODELS ONLY 1. Fault in sail switch circuit... a.
  • Page 54 3. Low and/or inconsistent gas pressure (for GAS MODELS ONLY). 4. Insufficient make-up air. 5. Poor air/gas mixture at burner...yellow or poor flame pattern; adjust gas burner air adjustment shutters (for GAS MODELS ONLY). 6. Lint screen is not being cleaned on a regular basis or often enough. 7.

  • Page 55: Dual Timer Models

    2. Blower (squirrel cage fan) is out of balance... a. Excessive lint build up on blower (squirrel cage fan). b. Failed blower (squirrel cage fan). 3. Loose basket (tumbler) tie rod. 4. Basket is out of adjustment or adjustment bolts (hardware) are loose. 5.
  • Page 56 C. Blower motor (only) is not operating... 1. Failed blower (squirrel cage fan) motor contactor (relay). 2. Failed blower (squirrel cage fan) motor. D. Both drive motor and blower motors are not operating (indicator light is on)... 1. Fault with L1 termination at reversing timer (for REVERSING MODELS ONLY). 2.
  • Page 57 3. Tripped lint compartment manual reset (225º F [107º C]) safety thermostat circuit. 4. Failed oven contactor/relay. 5. Failed heat selector switch. STEAM MODELS ONLY 1. Steam damper binding and/or stuck. 2. Tripped lint compartment manual reset (225º F [107º C]) safety thermostat circuit. 3.
  • Page 58 11. Fault in electric oven element circuit (for ELECTRIC MODELS ONLY)... a. Failed element(s). b. Failed oven contactor (relay). 12. Exceptionally cold/humid or low barometric pressure atmosphere. 13. Blower (squirrel cage fan) motor rotation direction is incorrect. Dryer is cycling on or tripping hi-limit thermostat (for GAS AND ELECTRIC MODELS ONLY)... 1.

  • Page 59: Data Label Information

    When contacting American Dryer Corporation certain information is required to insure proper service/parts information from ADC. This information is on the data label located on the left wall area behind the upper or top control door. When contacting ADC please have the model number and serial number available.
  • Page 60 THE DATA LABEL 1. MODEL NUMBER The model number is an ADC number, which describes the size of the dryer and the type of heat (gas, electric, or steam). 2. SERIAL NUMBER The serial number allows ADC to gather information on your particular dryer.

  • Page 61: Reversing Timer Spin/Dwell Adjustments

    SECTION IX REVERSING TIMER SPIN/DWELL ADJUSTMENTS Dual timer models with “reversing option” have an electric reversing timer in the electric service box, which is located in the upper rear area of the dryer. Both the dwell (stop) time and basket (tumbler) spin time are adjustable by mode selection switches located on the electronic timer (as noted in the illustration below).

  • Page 62: Procedure For Functional Check Of Replacement Components

    SECTION X PROCEDURE FOR FUNCTIONAL CHECK OF REPLACEMENT COMPONENTS 1. Microprocessor Controller (Computer) Board a. Upon completing installation of the replacement microprocessor controller (computer) board, reestablish power to the dryer. b. Start the drying cycle. c. Verify that the motor(s) and the heat indicator dots, in the microprocessor controller (computer) light emitting diode (L.E.D.) display are on.
  • Page 63 e. Open main door. The dryer must stop and ALL output indicator lights on the back side of the microprocessor controller (computer) board must go out. (Refer to the illustration on the previous page.) f. Try to restart the dryer with the main door open. g.
  • Page 64 2. For Direct Spark Ignition (DSI) System Models Manufactured With ADC Module Part No. 882627 a. Upon completing installation of the replacement DSI module, reestablish power to the dryer. b. Starting the drying cycle. c. The ignition DSI module’s light emitting diode (L.E.D.) indicator will light “red”...

  • Page 65: Burner And Basket (Tumbler)/Lint Chamber Manual Reset Hi-Limit Instructions

    The location of the burner manual reset hi-limit switch is on the right side of the burner box. IMPORTANT This dryer is equipped with a burner hi- limit and tumbler/lint chamber hi-limit thermostat which must be reset manually. WARNING: Discontinue power to dryer before attempting to reset hi-limit. ADC P/N: 114093...

  • Page 66: Electric Or Steam Models Only

    WARNING: Discontinue electrical power to the dryer before attempting to reset hi-limit. IMPORTANT This dryer is equipped with a lint chamber hi-limit thermostat which must be reset manually. WARNING: Discontinue power to dryer before attempting to reset hi-limit. ADC P/N: 114093...
  • Page 67 ADC 113045 1- 08/12/99 - 25 2* 09/28/00-25 3* 03/05/01-50 4* 18/17/01-50...

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