American Dryer Corp. AD-120ES III manual

For replacement parts, contact the reseller from which the dryer was purchased or American Dryer Corporation 88 Currant Road Fall River MA 02720-4781 USA T elephone: (508) 678-9000 / Fax: (508) 678-9447 e-mail: techsupport@amdry .com www .amdry .com W ARNING: For your safety the information in this manual must be followed to minimize the risk of fi[...]

Retain This Manual In A Safe Place For Futur e Refer ence American Dryer Corporation products embody advanced concepts in engineering, design, and safety . If this product is properly maintained, it will provide many years of safe, efficient, and trouble free operation. ONLY qualified technicians should service this equipment. OBSER VE ALL SAFETY P[...]

W ARNING UNDER NO CIRCUMST ANCES should the dryer door switch, lint drawer switch, heat safety circuits ever be disabled. IMPOR T ANT YOU MUST DISCONNECT AND LOCKOUT THE ELECTRIC SUPPL Y AND THE GAS SUPPL Y OR THE STEAM SUPPL Y BEFORE ANY COVERS OR GUARDS ARE REMOVED FROM THE MACHINE T O ALLOW ACCESS FOR CLEANING , ADJUSTING , INST ALLA TION, OR TE[...]

W ARNING The dryer must never be operated with any of the back guards, outer tops, or service panels removed. PERSONAL INJURY OR FIRE COULD RESUL T . IMPOR T ANT PLEASE OBSER VE ALL SAFETY PRECAUTIONS displayed on the equipment and/or specified in the installation manual included with the dryer . W ARNING DR YER MUST NEVER BE OPERA TED WITHOUT THE [...]

Table of Contents SECTION I IMPOR T ANT INFORMA TION ............................................................................... 3 A. Receiving and Handling ............................................................................................................... 3 B . Safety Precautions ....................................................[...]

SECTION VI ROUTINE MAINTENANCE .................................................................................. 4 3 A. Cleaning ................................................................................................................................... 43 B. Adjustments ......................................................................[...]

3 SECTION I IMPOR T ANT INFORMA TION A. RECEIVING AND HANDLING The dryer is shipped in a protective stretch wrap cover with protective cardboard corners and top cover (or optional box) as a means of preventing damage in transit. Upon delivery , the dryer and/or packaging, and wooden skid should be visually inspected for shipping damage. If any dama[...]

4 B. SAFETY PRECAUTIONS W ARNING: 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 loss of life. W ARNING: The dryer must never be operated with any of the back guards, outer tops, or service panels r emoved. PERSONAL INJURY OR FIRE COULD [...]

5 7. A program should be established for the inspection and cleaning of lint in the heating unit area, exhaust ductwork, and inside the dryer . The frequency of inspection and cleaning can best be determined from experience at each location. W ARNING: The collection of lint in the burner area and exhaust ductwork can create a potential fire hazard.[...]

6 SECTION II SPECIFICA TIONS/COMPONENT IDENTIFICA TION A. SPECIFICA TIONS IMPOR T ANT : S team dryers must be provided with a clean, dry , and regulated 80 PSI +/- 10 PSI (5.51 bar +/- 0.68 bar) air supply . NOTE: ADC reserves the right to make changes in specifications at any time without notice or obligation. Gas Electric S team MA XIMUM C APAC I[...]

7 NOTE: ADC reserves the right to make changes in specifications at any time without notice or obligation. NOTE : Operating height of steam dryer is 89-inches (226.1 cm). E XH AUST D UCT D IA . D IM . "A " D IM . "B" 14" 35.5 cm 11 - 1 / 4 " 28.6 cm 9- 1/ 2" 24.1 cm Specifications ADG-120ES III ADE-120ES III ADS-1[...]

8 B. COMPONENT IDENTIFICA TION 1. Dryer Front V iew Illus. No. Description 1 Microprocessor Control/Keyboard (touch pad) Panel Assembly (controls) 2 Control (top access) Door Assembly 3 Main Door Assembly 4 Lint Door Assembly 5 Lint Drawer 6 W ire Diagram (located behind control door) 7 T op Console (module) Assembly[...]

9 2. Dryer Rear V iew Illus. No. Description 1 Basket (tumbler) Drive Motor Assembly 2 Blower Motor Mount Assembly 3 Blower Motor (impellor/fan) Assembly 4 Idler Bearing Mount Assembly 5 Basket (tumbler) Bearing Mount Assembly 6 * Electric Service Relay Box 7 Heating Unit 8 Data Label and Installation Label * Electric service connections are made i[...]

10 SECTION III INST ALLA TION 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- LA TEST EDITION (National Fuel Gas Code) or ANSI/NFP A NO. 70-LA TEST EDITION (National Elec[...]

11 10 . The dryer must be installed with provisions for adequate combustion and make-up air supply . CAUTION: This dryer produces combustible lint and must be exhausted to the outdoors. Every 6 months, inspect the exhaust ducting and remove any lint build up. IMPOR T ANT: Dryer must be installed in a location/environment, which the ambient temperat[...]

12 2. If more headroom is needed when moving dryer into position, the top console (module) may be removed. a . T o Remove T op Console (Module) 1) Disconnect the ground wire (A) at the rear upper left hand corner of dryer . 2) Remove the eight (8) sets of nuts and washers (B) holding the console (module) to base. 3 ) Open the control door/control p[...]

13 3. Exhaust T ransition Piece (Gas and Electric Only!) a . Inside the basket (tumbler) of this dryer is an exhaust transition piece that must be installed on the outlet of the exhaust before any further venting is connected: 1 ) Remove the exhaust transition piece from the basket (tumbler) and place it on the exhaust outlet. 2) Using the screws p[...]

14 C. DR YER ENCLOSURE REQUIREMENTS Even though a 12-inch (30.48 cm) clearance is acceptable, it is recommended that the rear of the dryer be positioned approximately 2 feet (0.60 meters) from the nearest obstruction (i.e., wall) for ease of installation, maintenance, and service. Bulkheads and partitions should be made from noncombustible material[...]

15 D. FRESH AIR SUPPL Y REQUIREMENTS When the dryer is operating, it draws in room air , heats it, passes this air through the basket (tumbler), and exhausts it out of the building. Therefore, the room air must be continually replenished from the outdoors. If the make-up air is inadequate, drying time and drying efficiency will be adversely affecte[...]

16 IMPOR T ANT : Make-up air must be provided from a source free of dry cleaning solvent fumes. Make-up air that is contaminated by dry cleaning solvent fumes will result in irreparable damage to the motors and other dryer components. NOTE: Component failure due to dry cleaning solvent fumes will VOID THE W ARRANTY . E. EXHAUST REQUIREMENTS 1. Gene[...]

17 ALL ductwork should be smooth inside with no projections from sheet metal screws or other obstructions, which will collect lint. When adding ducts, the ducts to be added should overlap the duct to which it is connected. ALL ductwork joints must be taped to prevent moisture and lint from escaping into the building. Additionally , inspection doors[...]

18 2. Single Dryer V enting When possible, it is suggested to provide a separate exhaust duct for each dryer . The exhaust duct should be laid out in such a way that the ductwork travels as directly as possible to the outdoors with as few turns as possible. It is suggested that the use of 90° turns in ducting be avoided; use 30° and/or 45° angle[...]

19 IMPOR T ANT : For extended ductwork runs, the cross section area of the duct can only be increased to an extent. Maximum proportional ductwork runs cannot exceed 20 feet (6.09 meters) more than the original limitations of 20 feet (6.09 meters) with two (2) elbows. When the ductwork approaches the maximum limits as noted in this manual, a profess[...]

20 The main duct may be any shape or cross-sectional area, so long as the minimum cross section area is provided. The illustration on page 21 show the minimum cross section area for multiple dryer round or square venting. These figures must be increased 10 square inches (64.51 square centimeters) when rectangular main ducting is used, and the ratio[...]

21 ADG-120ES III and ADE-120ES III with 14” (35.56 cm) Diameter 2,150 cfm (60.88 cmm) Exhaust Connection at Common Duct[...]

22 F . ELECTRICAL INFORMA TION 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,[...]

23 2. Electrical Service Specifications * A WG Stranded T ype W ire...size wire as per National Electrical Code or local codes. ** 380, 400, and 416 volt dryers are built 4-wire only . Customer must contact factory to special order 3-wire systems. IMPOR T ANT : The dryer must be connected to the electric supply shown on the data label that is affix[...]

24 * 380 volt dryers are built 4-wire only . Customer must contact factory to special order 3-wire systems. IMPOR T ANT : The dryer must be connected to the electric supply shown on the data label that is affixed to the left side panel/wall area behind the control door . In the case of 208 V AC or 240 V AC, the supply voltage must match the electri[...]

25 3. Electrical Connections NOTE: A wiring diagram is included with each dryer and is affixed to the rear upper right guard/panel of the dryer . The only electrical input connections to the dryer are the 3-phase (3ø) power leads (L1, L2, and L3), GROUND, and in the case of 4-wire service, the neutral. Providing local codes permit, power connectio[...]

26 4. Grounding A ground (earth) connection must be provided and installed in accordance with state and local codes. In the absence of these codes, grounding must conform to applicable requirements of the National Electrical Code ANSI/NFP A NO. 70-LA TEST EDITION, or in Canada, the installation must conform to applicable Canada S tandards: Canadian[...]

27 G . GAS INFORMA TION It is your responsibility to have ALL plumbing connections made by a qualified professional to assure that the gas plumbing installation is adequate and conforms to local and state regulations or codes. In the absence of such codes, ALL plumbing connections, materials, and workmanship must conform to the applicable requireme[...]

28 2. T echnical Gas Data a . Gas Specifications b. Gas Connections Inlet connection -------------- 1” N.P .T . Inlet supply size -------------- 1” N.P .T . (minimum) Btu/hr input (per dryer) ----- 375,000 (94,500 kcal/hr) 1) Natural Gas Regulation is controlled by the dryer ’ s gas valve’ s internal regulator . Incoming supply pressure mus[...]

29 3. Piping/Connections ALL components/materials must conform to National Fuel Gas Code Specifications ANSI Z223.1-LA TEST EDITION, or in Canada, CAN/CGA-B149.1-M91 (Natural Gas) or CAN/CGA-B149.2-M91 (Liquid Propane [L.P .] Gas) or LA TEST EDITION (for General Installation and Gas Plumbing), as well as local codes and ordinances and must be done [...]

30 IMPOR T ANT : The dryer and its individual shutoff valve must be disconnected from the gas supply piping system during any pressure testing of that system at test pressures in excess of 1/2 psig (3.5 kPa). NOTE: The dryer must be isolated from the gas supply piping system by closing its individual manual shutoff valve during any pressure testing[...]

31 H. STEAM INFORMA TION It is your responsibility to have ALL steam plumbing connections made by a qualified professional to assure that the installation is adequate and conforms to local and state regulations or codes. IMPOR T ANT : Failure to comply with the requirements stipulated in this manual can result in component failure, which will VOID [...]

32 a . The pressure of the condensate in the steam supply line will cause water hammer and subsequent heat exchanger (steam coil) failure. The steam supply connection into the main supply line must be made within a minimum 12-inch (30.48 cm) riser . This will prevent any condensate from draining towards the dryer . b. The steam supply line to the d[...]

33 4. S team Damper Air System Connections The dryer is manufactured with a pneumatic (piston) damper system, which requires an external supply of compressed air of 0.75 cfh (0.02 cmh). The air connection is made to the steam damper solenoid valve which is located at the rear inner top area of the dryer just above the electric service relay box (re[...]

34 6. S team Damper Air Piston (Flow Control) Operation Adjustment System Although the damper operation was tested and adjusted prior to shipping at 80 PSI (5.51 bar), steam damper operation must be checked before the dryer is put into operation. Refer to page 33 for instructions to check steam damper system operation. If damper air adjustment is n[...]

35 I. PREP ARA TION FOR OPERA TION The following items should be checked before attempting to operate the dryer: 1. Read ALL “ CAUTION ,” “ W ARNING ,” 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 located on the left side panel/wall [...]

36 J. PREOPERA TIONAL 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. T urn on electric power to the dryer . 2. Mak[...]

37 2) The dryer is equipped with a Direct Spark Ignition (DSI) system, which has internal diagnostics. If ignition is not established after the first attempt, the heat circuit DSI module will “LOCKOUT” until it is manually reset. T o reset the DSI system, open and close main door and restart dryer (press the “ENTER/ST AR T” key). NOTE: Duri[...]

38 b. Dual T imer Dryer Models 1) Spin and dwell (stop) times are adjustable at the reversing timer . BASKET (TUMBLER) COA TING The basket (tumbler) is treated with a protective coating. W e suggest dampening old garments or cloth material with a solution of water and nonflammable mild detergent and tumbling them in the basket (tumbler) to remove t[...]

39 L. OPERA TING INSTRUCTIONS NOTE: Before attempting to start the dryer make sure that the main door is closed and the lint drawer is securely in place. 1. T o S tart The Dryer a . Microprocessor Controller (Computer) Dryer Models 1) Display will read “FILL” (meaning no cycle in progress). 2) Press the letter on the keyboard (touch pad) corres[...]

40 SECTION IV SER VICE/P AR TS INFORMA TION A. SER VICE 1. Service must be performed by a qualified trained technician, service agency , or gas supplier . If service is required, contact the reseller from whom the ADC equipment was purchased. If the reseller cannot be contacted or is unknown, contact the ADC Service Department for a reseller in you[...]

41 SECTION V WARRANTY INFORMA TION A. RETURNING W ARRANTY 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 should you file[...]

42 2. Each part must be tagged with the following information: a. Model number and serial number of the dryer from which part was removed. b. Nature of failure (be specific). c . Date of dryer installation. d. Date of part failure. e . Specify whether the part(s) being returned is for a replacement, a credit, or a refund. NOTE: If a part is marked [...]

43 SECTION VI ROUTINE MAINTENANCE A. CLEANING A program and/or schedule should be established for periodic inspection, cleaning, and removal of lint from various areas of the dryer , as well as throughout the ductwork system. The frequency of cleaning can best be determined from experience at each location. Maximum operating efficiency is dependent[...]

44 STEAM DRYERS Clean the steam coil fins. W e suggest using compressed air and a vacuum cleaner with brush attachment. W ARNING: When cleaning steam coil fins, be careful not to bend the fins. If fins are bent, straighten by using a fin comb, which is available from local air conditioning supply houses. 90 DA YS Remove lint from around basket (tum[...]

45 B. ADJUSTMENTS 7 DA YS AFTER INST ALLA TION AND EVER Y 6 MONTHS THEREAFTER Inspect bolts, nuts, screws (bearing setscrews), grounding connections, and nonpermanent gas connections (unions, shutoff valves, and orifices). Motor and drive belts should be examined. Cracked or seriously frayed belts should be replaced. T ighten loose V -belts when ne[...]

46 SECTION VII TROUBLESHOOTING IMPOR T ANT : YOU MUST DISCONNECT AND LOCKOUT THE ELECTRIC SUPPL Y AND THE GAS SUPPL Y OR THE STEAM SUPPL Y BEFORE ANY COVERS OR GUARDS ARE REMOVED FROM THE MACHINE TO ALLOW ACCESS FOR CLEANING , ADJUSTING , INST ALLA TION, OR TESTING OF ANY EQUIPMENT PER OSHA (Occupational Safety and Health Administration) ST ANDARDS[...]

47 4. Failed microprocessor controller (computer). C . Drive motor (reversing) operates in one (1) dir ection ONL Y...stops and restarts in same direction... 1. Failed drive motor contactor (relay). 2. Failed arc suppressor (A.S.) board. 3. Failed microprocessor controller (computer). D . Drive motor operates okay for a few minutes, and then stops [...]

48 1. Failed arc suppressor (A.S.) board. 2. Failed microprocessor controller (computer). H. Both drive motor and blower motor run a few minutes and then stop...microprocessor controller (computer) display continues to r ead time or percent of extraction and ALL indicator dots are off. 1. Fault in main door switch circuit... a . Failed main door sw[...]

49 K . Microprocessor controller (computer) will not accept any keyboard (touch pad) entries, i.e., light emitting diode (L.E.D.) display reads “FILL” and when keyboard (touch pad) entries are selected, the L.E.D. display continues to read “FILL”... 1. Failed keyboard (touch pad) label assembly . 2. Failed microprocessor controller (compute[...]

50 5. Failed Direct Spark Ignition (DSI) ignitor/flame-probe assembly . 6. Failed microprocessor controller (computer). P . No heat (for GAS MODEL ONL Y)...ignitor sparks, burner goes on and off right away ... 1. DSI ignitor/flame-probe is out of adjustment...reposition closer to the flame area. 2. Sail switch is fluttering... a . Lint screen is di[...]

51 3. Failed lint compartment automatic (225º F [107.2 ° C]) safety thermostat. 4. Failed oven contactor (relay). 5. Failed microprocessor controller (computer). S. Dryer operates but is taking too long to dry ... 1. Exhaust ductwork run too long or is undersized...back pressure must be no less than 0 and cannot exceed 0.3 inches (0.74 mb) water [...]

52 3. Back draft damper is sticking in partially closed position. U . Dryer is making scraping noise at basket (tumbler) area... 1. Check for object caught in basket (tumbler)/wrapper area. 2. Basket (tumbler) is out of proper alignment... a . Check both vertical alignment and lateral alignment. b. Check gap between front panel and basket (tumbler)[...]

53 4. Failed door switch and/or circuit. 5. Failed heat timer . 6. Failed dual timer relay . B . Drive motor (ONL Y) is not operating ( does not start)... 1. Failed drive motor contactor . 2. Failed reversing timer (for reversing models only). 3. Failed drive motor . C . Blower motor (impellor/fan) (ONL Y) is not operating ( does not start)... 1. T[...]

54 3) Lint drawer/screen is dirty . 2. Failed burner hi-limit circuit. 3. Failed lint compartment automatic (225º F [107.2° C]) safety thermostat circuit. 4. Failed Direct Spark Ignition (DSI) module (burner control). 5. Failed DSI ignitor/flame-probe assembly . 6. Failed heat selector switch. ELECTRIC MODELS 1. Fault in sail switch circuit... a [...]

55 2. Failed heat selector switch. H . Dryer operates but is taking too long to dry load... 1. Heating unit cycling on hi-limit thermostat (for gas and electric models only). 2. Steam damper binding in partially open position (for steam models only). 3. Lint and/or dust accumulation on steam coil fins (for steam models only). 4. Housekeeping... a .[...]

56 4. Lint screen needs cleaning. 5. Failed hi-limit thermostat. 6. Failed oven contactor (relay) - for electric models only . J. Condensation on main door glass... 1. T oo long, undersized, or improperly installed ductwork. 2. Dryer connected to common exhaust duct with another dryer , and no back draft damper was installed in customer furnished d[...]

57 SECTION VIII DA T A LABEL INFORMA TION A. DA T A LABEL Contact American Dryer Corporation 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 side panel/wall area behind the control door . When contacting ADC ,[...]

58 THE DA T A 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 . 3. MANUF ACTURING CODE NUMBER The manufacturing code number is a number issued by ADC, which desc[...]

59 SECTION IX REVERSING TIMER SPIN/DWELL ADJUSTMENTS T imer models have an electric reversing timer in the electric service box, which is located in the upper left 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[...]

60 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 . V erify that the motor(s) and the heat indicator dots, in the microprocess[...]

61 e . Open main door . The dryer must stop and ALL indicator lights on the back side of the microprocessor controller (computer) board must go out. (Refer to the illustration on the previous page.) f . T ry to restart the dryer with the main door open. g. The microprocessor controller (computer) board’ s light emitting diode (L.E.D.) display mus[...]

62 SECTION XI BURNER AND BASKET (TUMBLER)/LINT CHAMBER MANUAL RESET HI-LIMIT INSTRUCTIONS I M P O R T A N T MANUAL RESET HI-LIMIT INSTRUCTIONS FOR TIMER OR PHASE 5 WITHOUT HEA T F AUL T (GAS MODELS ONL Y) This dryer was manufactured with a burner and basket (tumbler)/lint chamber burner manual reset hi-limit thermostat. If either burner manual rese[...]

63 I M P O R T A N T MANUAL RESET HI-LIMIT INSTRUCTIONS FOR TIMER OR PHASE 5 WITHOUT HEA T F AUL T (ELECTRIC OR STEAM MODELS ONL Y) This dryer was manufactured with a burner and basket (tumbler)/lint chamber burner manual reset hi-limit thermostat. If the manual reset thermostat is open prior to the start of the drying cycle, or during the cycle, t[...]

ADC 113334 1- 09/10/01-25 2 - 09/10/01-100 3 - 02/01/02-100 4 - 07/26/02-100 5 * 05/16/03-25[...]