American Dryer Corp. AD-81 III manual

111902JEV/mcronan ADC Part No. 113159 American Dryer Corporation 88 Currant Road Fall River MA 02720-4781 Telephone: (508) 678-9000 / Fax: (508) 678-9447 E-mail: techsupport@amdr y .com www.amdry.com AD-81 III Installation Manual Gas/Steam Models/Phase 7 WARNING: For your safety the information in this manual must be followed to minimize the risk o[...]

Retain This Manual In A Safe Place For Future Reference American Dryer Corporation products embody advanced concepts in engineering, design, and safet y . 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. OBSERVE ALL SAFETY PRE[...]

WARNING UNDER NO CIRCUMS TANCES should the dryer door switch, lint drawer switch, or the heat circuit safety devices ever be disabled. IMPOR TANT YOU MUST DISCONNECT AND LOCK OUT THE ELECTRIC SUPP LY AND THE GAS SUPP LY OR THE STEAM SUPP LY BEFORE ANY COVERS OR GUARDS ARE REMOVED FROM THE MACHINE TO ALLOW ACCESS FOR CLEANIN G, ADJUSTIN G , INS TALL[...]

WARNING The dryer must never be operated with any of the back guards, outer tops, or service panels removed. PERSONAL INJURY OR FIRE COULD RESU LT. IMPOR TANT PLEASE OBSERVE ALL SAFETY PRECAUTIONS displayed on the equipment and/or specified in the installation manual included with the drye r. WARNING DRYER MUST NEVER BE OPERATED WITHOUT THE LINT FI[...]

Table o f Contents SECTION I SAFETY PRECAUTIONS .................................................................................................... 2 SECTION II SPECIFICA TIONS/COMPONENT IDENTIFICA TION ..................................................... 4 A. Specifications ........................................................................[...]

2 American Dryer Corp. 113159-2 SECTION I SAFETY PRECAUTIONS WARNING: For your safet y , the information in this manual must be followed to minimize the risk of fire or explosion or to prevent property damage, personal injur y , or loss of life. WARNING: The dryer must never be operated with any of the back guards, outer tops, or service panels rem[...]

113159-2 www.amdry.com 3 7. A program should be established for the inspection and cleaning of lint in the burner area, exhaust ductwork, and area around the back of the dryer. The frequency of inspection and cleaning can best be determined from experience at each location. WARNING: The collection of lint in the burner area and exhaust ductwork can[...]

4 American Dryer Corp. 113159-2 SECTION II SPECIFICA TIONS/COMPONENT IDENTIFICA TION A. SPECIFICA TIONS Shaded areas are stated in metric equivalents 4/27/04 * Air-operated steam damper system must be provided with clean, dry and regulated 80 psi +/- 10 psi (5.51 bar +/- 0.69 bar) air supply. ** Water supply must be 40 psi +/- 20 psi (2.75 bar +/- [...]

113159-2 www.amdry.com 5 Specifications NOTE: ADC reserves the right to make changes in specifications at any time without notice or obligation.[...]

6 American Dryer Corp. 113159-2 B. COMPONENT IDENTIFICA TION 1. Dryer Front View Illus. No. Description 1 Microprocessor Control/Keyboard (touch pad) Panel Assembly (controls) 2 Control (top access) Door Assembly 3 Main Door Assembly 4 Lint Compartment Area (located behind front panel) 5 Lint Drawer 6 Data Label and Installation Label[...]

113159-2 www.amdry.com 7 Illus. No. Description 1 Heating Unit 2 1/8” Compressed Air Supply Inlet (behind electric service relay box for steam units only) 3* Electric Service Relay Box 4 Basket (tumbler) Bearing Mount Assembly 5 Idler Bearing Mount Assembly 6 Blower Motor Assembly 7 Leveling Leg (rear) 8 Basket (tumbler) Drive Motor Assembly (rev[...]

8 American Dryer Corp. 113159-2 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- LATEST EDITION (National Fuel Gas Code) or ANSI/NFPA NO. 70-L A[...]

113159-2 www.amdry.com 9 B. UNP ACKING/SETTING UP 1. 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. To do this, follow the procedures listed below: a. Remove the exhaust transition piece from the basket (tumbler) and place it on th[...]

10 American Dryer Corp. 113159-2 C. DR YER ENCLOSURE REQUIREMENTS Bulkheads and partitions should be made of noncombustible material. NOTE: Allowances must be made for opening the control door. A 30-inches (76.2 cm) for optimum opening of load door. B The maximum thickness of the bulkhead is 4-inches (10.16 cm). For electric dryers the maximum thic[...]

113159-2 www.amdry.com 11 To compensate for the use of registers or louvers used over the openings, the air must be increased by approximately thirty-three percent (33%). Make-up air openings should not be located in an area directly near where exhaust vents exit the building. It is not necessary to have a separate make-up air opening for each drye[...]

12 American Dryer Corp. 113159-2 The ductwork 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. Single or independent dryer venting is recommended. When single dryer venting is used, the length of the ductwork from the dryer to the outside exhaust outlet must not exceed[...]

113159-2 www.amdry.com 13 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 the ducting be avoided ;[...]

14 American Dryer Corp. 113159-2 ALL ductwork should be smooth inside with no projections from sheet metal screws or other obstructions, which will collect lint. When adding ducts, the duct to be added should overlap the duct to which it is to be connected. ALL ductwork joints must be taped to prevent moisture and lint from escaping into the buildi[...]

113159-2 www.amdry.com 15 The ductwork should be smooth inside with no projections from sheet metal screws or other obstructions, which will collect lint. When adding ducts, the duct to be added should overlap the duct to which it is to be connected. ALL ductwork joints must be taped to prevent moisture and lint from escaping into the building. Ins[...]

16 American Dryer Corp. 113159-2 F . ELECTRICAL INFORMA TION 1. Electrical Requirements ALL electrical connections must be made by a properly licensed and competent electrician. This is to ensure that the electrical installation is adequate and conforms to local and state regulations or codes. In the absence of such codes, ALL electrical connection[...]

113159-2 www.amdry.com 17 2. Electrical Service Specifications Gas and Steam Models O nly *3-Wire is available. Customer must contact the factory to special order 3-wire systems. 4/15/04 3. 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 con[...]

18 American Dryer Corp. 113159-2 Gas and Steam Models O nly IMPOR TANT: A separate protected circuit must be provided to each dryer. 3-Phase (3ø) Wiring Connections/Hookup The electrical connections on ALL 3-phase (3ø) gas and steam dryers are made into the rear service box located at the upper left area of the dryer. The electrical connections a[...]

113159-2 www.amdry.com 19 IMPOR TANT: Failure to isolate or disconnect dryer from supply as noted can cause irreparable damage to the gas valves VOIDING THE WARRANTY . WARNING: FIRE OR E X PLOSION COULD RESUL T DUE T O F AILURE OF ISOLA TING OR DISCONNECTING THE GAS SUPPL Y AS NOTED. 1. Gas Supply The gas dryer installation must meet the American N[...]

20 American Dryer Corp. 113159-2 1) Natural Gas Regulation is controlled by the dryer’s gas valve’s internal regulator. Incoming supply pressure must be consistent between a minimum of 6.0 inches (14.92 mb) and a maximum of 12.0 inches (29.9 mb) water column ( W .C.) pressure. 2) Liquid Propane (L. P .) Gas Dryers made for use with L. P . gas h[...]

113159-2 www.amdry.com 21 A 1/8” N. P .T. plugged tap, accessible for a test gauge connection, must be installed in the main gas supply line immediately upstream of each dryer. IMPOR TANT: Pipe joint compounds that resist the action of natural and liquid propane (L. P .) gases must be used. IMPOR T ANT : Test ALL connections for leaks by brushing[...]

22 American Dryer Corp. 113159-2 Operating Steam Pressure Maximum 125 psig* 861.84 kPa Heat Input (Normal Load) 11 Bhp Consumption (Approximate) 375 lbs/hr 170.09 kg/hr H. STEAM INFORMA TION It is your responsibility to have ALL steam plumbing connections made by a qualified professional to ensure that the installation is adequate and conforms to l[...]

113159-2 www.amdry.com 23 d. Shutoff valves for each dryer should be installed in the supply, return, and drip trap return lines. This will allow the dryer to be isolated from the supply and return mains if the dryer needs maintenance work. e. Install an inverted bucket steam trap and check valve for each unit at least 12-inches (30.48 cm) below st[...]

24 American Dryer Corp. 113159-2 b. Air Connection Air connection to system --- 1/8” N. P .T. c. No air regulation or filtration is provided with the dryer. External regulation and filtration of 80 psi (5.51 bar) must be provided. It is suggested that a regulator or filter gauge arrangement be added to the compressed air line just before the drye[...]

113159-2 www.amdry.com 25 I. WA TER INFORMA TION BEFORE YOU START! CHECK LOCAL CODES AND PERMITS Call your local water company or the proper municipal authority for information regarding local codes. IMPOR TANT: It is your responsibility to have ALL plumbing connections made by a qualified professional to ensure that the plumbing installation is ad[...]

26 American Dryer Corp. 113159-2 IMPOR TANT: Flexible supply line/coupling must be used. Solenoid valve failure due to hard plumbing connections WILL VOID W ARRANTY . It is recommended that a filter or strainer be installed in the water supply line. Typical water supply: OPTIONAL MANUAL BYPASS Provisions are made in the dryer’s fire suppression s[...]

113159-2 www.amdry.com 27 3. Electrical Requirements No independent external power source or supply connection is necessary. The 24 volt power to operate the fire suppression system is accomplished internally in the dryer (from the dryer controls). WARNING: Electrical power must be provided to the dryer at ALL times. If the main electrical power su[...]

28 American Dryer Corp. 113159-2 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. Turn on electric [...]

113159-2 www.amdry.com 29 NOTE: To check for proper sail switch operation (for gas models only), open the main door and while holding main door switch plunger in, start dryer. Dryer should start but heat circuit should not be activated (on). If heat (burner) does activate, shut dryer off and make necessary adjustments. 6. The dryer should be operat[...]

30 American Dryer Corp. 113159-2 K. PREOPERA TIONAL INSTRUCTIONS To start the dryer ( m icroprocessor controller [computer] dryers): 1. The light emitting diode (L.E.D.) display will read “ REAd Y .” 2. Press the “E” on the keyboard (touch pad). 3. The dryer will start and the L.E.D. display will flash “d R YING MANUAL CYCLE ,” “d R Y[...]

113159-2 www.amdry.com 31 SECTION IV SER VICE/P AR TS INFORMA TION A. SER VICE 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[...]

32 American Dryer Corp. 113159-2 SECTION V WARRANTY INFORMA TION A. RETURNING W ARRANTY CARDS 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 bette[...]

113159-2 www.amdry.com 33 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:[...]

34 American Dryer Corp. 113159-2 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 oper[...]

113159-2 www.amdry.com 35 NOTE: To prevent damage, avoid cleaning and/or touching ignitor/flame-probe assembl y. 4. Remove lint accumulation from inside control box and at rear area behind control box. EVERY 6 MONTHS Inspect and remove lint accumulation in customer furnished exhaust ductwork system and from drye r ’s internal exhaust ducting. W A[...]

36 American Dryer Corp. 113159-2 D. LINT DRA WER REMOV AL To remove the lint drawer from the dryer pull drawer out approximately halfway. Rotate and move lint drawer stop hinge (refer to the illustration below ) downward and pull drawer out. IMPOR TANT: After reinstalling the lint drawer back into the dryer, be sure to rotate/move the hinge back to[...]

113159-2 www.amdry.com 37 SECTION VII DA T A LABEL INFORMA TION 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 area behind top control (access) door. When contacting ADC , please have the model num[...]

38 American Dryer Corp. 113159-2 SECTION VIII 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 by pressing any of the preset cycles in letters [...]

113159-2 www.amdry.com 39 2. For Models with Direct Spark Ignition (DSI) Module (Type I) Theory of Operation: Start the drying cycle. When the gas burner ignites within the chosen trial for ignition time (6-seconds), the flame sensor detects gas burner flame and signals the DSI module to keep the gas valve open as long as there is a call for heat. [...]

40 American Dryer Corp. 113159-2 SECTION IX MANUAL RESET BURNER HI-LIMIT INSTRUCTIONS A. PHASE 7 This dryer was manufactured with a manual reset burner hi-limit thermostat, which is monitored by the Phase 7 computer. If the burner hi-limit is open prior to the start of the drying cycle, the dryer will start momentarily and then shut down, the Phase[...]

113159-2 www.amdry.com 41 Notes _______________________________________________________________________________ _____________________________________________________________________________________ _____________________________________________________________________________________ __________________________________________________________________[...]

ADC 113159 2 - 05/05/04-25[...]