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American Dryer Corp. ML-175DR manuel d'utilisation

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Table des matières du manuel d’utilisation

  • Page 1

    ML-175DR Installa tion Manual Phase 7 / Non-Coin / DSI with Fir e Suppr ession System American Dryer Corporation 88 Currant Road Fall River MA 02720-4781 T elephone: (508) 678-9000 / Fax: (508) 678-9447 E-mail: techsupport@amdry .com www .amdry .com ADC Part No. 113406 W ARNING: For your safety the information in this manual must be followed to min[...]

  • Page 2

    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 efficient, trouble free, and most importantly , safe operation. ONLY qualified technicians should service this equipment. OB[...]

  • Page 3

    CHILDREN SHOULD NOT BE ALLOWED T O PLA Y ON OR NEAR THE DR YER(S). W ARNING CHILDREN SHOULD BE SUPERVISED IF NEAR DR YER(S) IN OPERA TION. DR YER(S) SHOULD NEVER BE LEFT UNA TTENDED WHILE IN OPERA TION. CAUTION FOR YOUR SAFETY DO NOT DR Y MOP HEADS IN THE DR YER. DO NOT USE DR YER IN THE PRESENCE OF DR Y CLEANING FUMES. “Caution: Label all wires [...]

  • Page 4

    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 [...]

  • Page 5

    Table of Contents SECTION I SAFETY PRECAUTIONS ............................................................................................................. ................. 2 SECTION II SPECIFICA TIONS .......................................................................................................................................... 4 A . S[...]

  • Page 6

    2 American Dryer Corp. 1 13406-1 SECTION I 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 re[...]

  • Page 7

    1 13406-1 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. W ARNING: The collection of lint in the burner area and exhaust ductwork[...]

  • Page 8

    4 American Dryer Corp. 1 13406-1 SECTION II SPECIFICA TIONS A. SPECIFICA TIONS Shaded areas are stated in metric equivalents IMPOR T ANT : Gas dryers and steam dryers must be provided with a clean, dry , 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 withou[...]

  • Page 9

    1 13406-1 www.amdry .com 5 NOTE: ADC reserves the right to make changes in specifications at any time without notice or obligation. SPECIFICA TIONS – GAS AND STEAM[...]

  • Page 10

    6 American Dryer Corp. 1 13406-1 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-[...]

  • Page 11

    1 13406-1 www.amdry .com 7 CAUTION: This dryer produces combustible lint and must be exhausted to the outdoors. Every 6 months, inspect the exhaust ducting and remove any lint buildup. IMPOR T ANT : Dryer must be installed in a location/environment, which the ambient temperature remains between 40° F (4.44° C) and 130° F (54.44° C) . B. UNP ACK[...]

  • Page 12

    8 American Dryer Corp. 1 13406-1 2. If more headroom is needed when moving the dryer into position, the top console (module) may be removed. T o Remove T op Console (module): a . Disconnect the ground wire (A in the illustration below ) located at the rear upper left corner of the dryer . b. Remove the eight (8) sets of nuts and washers (B in the i[...]

  • Page 13

    1 13406-1 www.amdry .com 9 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 24-inches (60.96 cm) from the nearest obstruction (i.e., wall) for ease of installation, maintenance, and service. Bulkheads and partitions should be made from[...]

  • Page 14

    10 American Dryer Corp. 1 13406-1 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 effic[...]

  • Page 15

    1 13406-1 www.amdry .com 11 E. EXHAUST REQUIREMENTS 1. General Exhaust Ductwork Information 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 , overheating of the dryer , and shutdown of the burner by the [...]

  • Page 16

    12 American Dryer Corp. 1 13406-1 NOTE: As per the National Fuel Gas Code, “Exhaust ducts for T ype 2 clothes dryers shall be constructed of sheet metal or other noncombustible material. Such ducts shall be equivalent in strength and corrosion resistance to ducts made of galvanized sheet steel not less than 26 gauge (0.0195-inches [0.5 mm]) thick[...]

  • Page 17

    1 13406-1 www.amdry .com 13 IMPOR T ANT : Exhaust back pressure measured by a manometer at each basket (tumbler) exhaust duct area must be no less than 0 and must not exceed 0.3 inches (0.74 mb) of water column (W .C.). It is suggested that the ductwork from each dryer not exceed 15 feet (4.57 meters) with no more than three (3) elbows (excluding d[...]

  • Page 18

    14 American Dryer Corp. 1 13406-1 NOTE: When the exhaust ductwork passes through a wall, ceiling, or roof made of combustible materials, the opening must be 2-inches (5.08 cm) larger than the duct (all the way around). The duct must be centered within this opening. Outside Ductwork Protection T o protect the outside end of the horizontal ductwork f[...]

  • Page 19

    1 13406-1 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. I[...]

  • Page 20

    16 American Dryer Corp. 1 13406-1 MUL TIPLE DR YER VENTING (GAS DR MODELS) WITH 12” (30.48 CM) DIAMETER (3700 CFM [104.77 CMM]) CONNECTIONS A T COMMON DUCT MUL TIPLE DRYER VENTING (STEAM MODELS) WITH 20” (50.8 CM) DIAMETER (4400 CFM [124.59 CMM]) EXHAUST CONNECTION A T COMMON DUCT[...]

  • Page 21

    1 13406-1 www.amdry .com 17 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 connections, ma[...]

  • Page 22

    18 American Dryer Corp. 1 13406-1 2. Electrical Service Specifications IMPOR T ANT : Figures shown are for non-reversing models only . For reversing models contact the factory . Gas and S team Models ONL Y * AWG Stranded Wire Type – size wire as per National Electrical Code or local codes. 12/14/04 * * 3-Wire is available. NOTE: Electrically heat[...]

  • Page 23

    1 13406-1 www.amdry .com 19 The neutral will only be used on 4-wire service. This is typical for 380-416V , 50 Hz. CAUTION: The dryer must be grounded. A ground lug has been provided for this purpose. Input connection wiring must be sized properly to handle the dryer ’ s current draw . This information is printed on the dryer ’ s data label. Th[...]

  • Page 24

    20 American Dryer Corp. 1 13406-1 G . GAS INFORMA TION It is your responsibility to have ALL plumbing connections made by a qualified professional to ensure 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 conf[...]

  • Page 25

    1 13406-1 www.amdry .com 21 2. T echnical Data a . Gas Specifications Shaded areas are stated in metric equivalents * Measured at the gas valve pressure tap when the gas valve is on. b. Gas Connections: Inlet connection ______ 1-1/2” F .P .T . Inlet supply size ______ 1-1/2” Diameter Pipe (minimum) Btu/hr input _________ 395,000 (99,540 kcal/hr[...]

  • Page 26

    22 American Dryer Corp. 1 13406-1 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 a[...]

  • Page 27

    1 13406-1 www.amdry .com 23 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 du[...]

  • Page 28

    24 American Dryer Corp. 1 13406-1 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 local and state regulations or codes. IMPOR T ANT : Failure to comply with the requirements stipulated in this manual can result in comp[...]

  • Page 29

    1 13406-1 www.amdry .com 25 a . The presence 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 with a minimum 10-inch (25.4 cm) riser . This will prevent any condensate from draining towards the dryer . b. The stea[...]

  • Page 30

    26 American Dryer Corp. 1 13406-1 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 . 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 servi[...]

  • Page 31

    1 13406-1 www.amdry .com 27 6. S team Damper Air Piston (Flow Control) Operation Adjustment Although the steam 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 the illustration above for correct steam damper operation. If steam da[...]

  • Page 32

    28 American Dryer Corp. 1 13406-1 I. PREP ARA TION FOR OPERA TION/ST AR T -UP 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[...]

  • Page 33

    1 13406-1 www.amdry .com 29 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 po[...]

  • Page 34

    30 American Dryer Corp. 1 13406-1 IMPOR T ANT : There is no regulator provided in a liquid propane (L.P .) dryer . The water column (W .C.) pressure must be regulated at the source (L.P . tank) or an external regulator must be added to each dryer . b. Steam Models Check to ensure that the steam damper is functioning properly . The steam damper shou[...]

  • Page 35

    1 13406-1 www.amdry .com 31 K. COMPRESSED AIR REQUIREMENTS The dryer requires an external supply of compressed air (2.5 cfh @ 80 psi [0.07 cmh @ 5.51 bar] for gas models and 3.25 cfh @ 80 psi [0.09 cmh @ 5.51 bar] for steam models). For steam models, compressed air is necessary for the air operated steam damper . On both the steam models as well as[...]

  • Page 36

    32 American Dryer Corp. 1 13406-1 L. SHUTDOWN INSTRUCTIONS If the dryer is to be shutdown (taken out of service) for a period of time, the following must be performed: 1. Discontinue power to the dryer either at the external disconnect switch or the circuit breaker . 2. Discontinue the heat supply: a. GAS MODELS – discontinue the gas supply . SHU[...]

  • Page 37

    1 13406-1 www.amdry .com 33 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[...]

  • Page 38

    34 American Dryer Corp. 1 13406-1 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 bett[...]

  • Page 39

    1 13406-1 www.amdry .com 35 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. N[...]

  • Page 40

    36 American Dryer Corp. 1 13406-1 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 op[...]

  • Page 41

    1 13406-1 www.amdry .com 37 STEAM DRYERS Clean the steam coil fins. Suggest using compressed air and a vacuum cleaner with brush attachment. NOTE: 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 any local air conditioning supply house. 90 DA YS Remove lint fro[...]

  • Page 42

    38 American Dryer Corp. 1 13406-1 B. ADJUSTMENTS 7 DA YS AFTER INST ALLA TION AND EVER Y 6 MONTHS THEREAFTER Inspect bolts, nuts, screws, setscrews, grounding connections, and nonpermanent gas connections (unions, shutoff valves, and orifices). Fan (impellor) V -belts, along with the motor and drive belts should be examined and replaced if necessar[...]

  • Page 43

    1 13406-1 www.amdry .com 39 SECTION VII MANUAL RESET BURNER HI-LIMIT INSTRUCTIONS 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 shutdown, the Phase 7 comp[...]

  • Page 44

    40 American Dryer Corp. 1 13406-1 SECTION VIII DA T A LABEL INFORMA TION When contacting ADC , certain information is required to ensure proper service/parts information from ADC . This information is on the data label that is affixed to the left side panel/wall area behind the control door . When contacting ADC please have the model number and ser[...]

  • Page 45

    1 13406-1 www.amdry .com 41 SECTION IX PROCEDURE FOR FUNCTIONAL CHECK OF REPLACEMENT COMPONENTS 1. Microprocessor Controller (Computer) Board Phase 7 Non-Coin Models a . Upon completing installation of the replacement microprocessor controller (computer) board, reestablish power to the dryer . b. S tart the drying cycle by pressing any of the prese[...]

  • Page 46

    42 American Dryer Corp. 1 13406-1 2. For Models with Direct Spark Ignition (DSI) Module (T ype 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 f[...]

  • Page 47

    1 13406-1 www.amdry .com 43 SECTION X FIRE SUPPRESSION SYSTEM The exclusive fire suppression system will extinguish fires that may start in the drying basket (tumbler). A series of sensors positioned throughout the basket (tumbler) and interfaced with the microprocessor controller (computer) will trigger the fire suppression system water jet(s) to [...]

  • Page 48

    44 American Dryer Corp. 1 13406-1 BEFORE YOU ST AR T! CHECK LOCAL CODES AND PERMITS Call your local water company or the proper municipal authority for information regarding local codes. IMPOR T ANT : It is your responsibility to have ALL plumbing connections made by a qualified professional to ensure that the plumbing installation is adequate and [...]

  • Page 49

    1 13406-1 www.amdry .com 45 2. W ater Connections: The water connection is made to the 3/4”-1 1.5 NH hose adapter of the electric water solenoid valve, located at the rear upper midsection of the dryer (refer to the photo). The water solenoid valve has a 3/8” M.P .T . connection supplied with a 3/4”-1 1.5 NH hose adapter to provide the minimu[...]

  • Page 50

    46 American Dryer Corp. 1 13406-1 OPTIONAL MANUAL BYP ASS Provisions are made in the dryer ’ s fire suppression system for the installation of an optional manual bypass. Depending on the model dryer , the connections for the manual bypass are made at the “T” or “three way” fitting located in the outlet supply side of the water solenoid va[...]

  • Page 51

    1 13406-1 www.amdry .com 47 FIRE SUPPRESSION SYSTEM THEOR Y OF OPERA TION While the dryer is in an idle state, or 20-seconds after the heat turns off, the Phase 7 microprocessor controller (computer) monitors the thermistor probe, located in the top of the basket (tumbler) chamber , and records the minimum temperature. If the minimum recorded therm[...]

  • Page 52

    48 American Dryer Corp. 1 13406-1 FIRE SUPPRESSION SYSTEM W A TER V AL VE CHECK The operation of the water solenoid valve can be tested to ensure that the water supply system and valve are functional. Before attempting a system check, be sure that ALL water supply shutof f valves to the dryer are in the OPEN position; the dryer must be in the “RE[...]

  • Page 53

    1 13406-1 www.amdry .com 49 FIRE SUPPRESSION SYSTEM DIAGNOSTICS MESSAGES OPEN THERMISTOR PROBE – This message indicates that the fire suppression system thermistor probe either is not connected or is damaged. If this condition is detected, the Phase 7 non-coin microprocessor controller (computer) will immediately enter F .S.S. DISABLED mode. SHOR[...]

  • Page 54

    ADC 113406 1 - 01/07/05 - 3[...]