American Dryer Corp. AD-310 Phase 7 manual

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Table of contents for the manual

  • Page 1

    ADC Part No. 113110 AD-310 Phase 7 (with Non-Tilting Options) Installation 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 T elephone: (508) 678-9000 / Fax: (508) 678-9447 E-mail: techsupport@amdry .com 042399DMG/tcosta W ARNING: For your sa[...]

  • 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 safe, efficient, and trouble-free operation. ONLY qualified technicians should service this equipment. OBSER VE ALL SAFETY P[...]

  • Page 3

    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 TESTING OF ANY EQUIPMENT PER OSHA (Occupational Safety and Health Administration) ST ANDARDS. W ARNING CHILDREN SHOULD NOT B[...]

  • Page 4

    W ARNING The dryer must never be operated with any of the back guards, outer tops, or service panels removed. PERSONAL INJUR Y 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 IMPOR T ANT INFORMA TION ............................................................................... 3 A. Receiving and Handling ............................................................................................................... 3 B. Safety Precautions .....................................................[...]

  • Page 6

    SECTION VI ROUTINE MAINTENANCE .................................................................................. 4 5 A. Cleaning ................................................................................................................................... 45 B. Adjustments ......................................................................[...]

  • Page 7

    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 damag[...]

  • Page 8

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

  • Page 9

    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. WARNING: The collection of lint in the burner area and exhaust ductwork can create a potential fire hazard. 8[...]

  • Page 10

    6 SECTION II SPECIFICA TIONS/DIMENSIONS AND COMPONENT IDENTIFICA TION A. SPECIFICA TIONS (GAS AND STEAM ) * Dryers must be provided with a clean, dry, and regulated 80 PSI +/- 10 PSI (5.51 bars +/- 0.68 bars) air supply (equivalent volume = 9 cfh [0.25 cmh]). NOTE: ADC reserves the right to make changes in specifications at any time without notice [...]

  • Page 11

    7 310 NON-TILT GAS MODEL B. DIMENSIONS AND COMPONENT LOCA TION[...]

  • Page 12

    8 310 NON-TILT STEAM MODEL[...]

  • Page 13

    9 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-LATEST EDITION (National Electric[...]

  • Page 14

    10 1. Reassembly Instructions For Gas Dryer Shipped In Two (2) Pieces[...]

  • Page 15

    11 a. Reassembly Instructions For Non-Tilt Gas Dryers: Lift the basket (tumbler) section onto the base. 1) The dryer has four (4) support posts assemblies which are located in each corner of the base. On top of each post assembly is a clevis block which must be bolted to the basket (tumbler) section. Use the 4-1/2” diameter x 1-1/8” long bolts [...]

  • Page 16

    12 2. Reassembly Instructions For Steam Dryer Shipped In Two (2) Pieces[...]

  • Page 17

    13 a. Reassembly Instructions For Non-Tilt Steam Dryers: Lift the basket (tumbler) section onto the base. 1) The dryer has four (4) support posts assemblies which are located in each corner of the base. On top of each post assembly is a clevis block which must be bolted to the basket (tumbler) section. Use the 4-1/2” diameter x 1-1/8” long bolt[...]

  • Page 18

    14 B. LOCA TION REQUIREMENTS The non-tilting model dryer requires 18-inches (45.72 cm) of space on each side of the dryer and 24-inches (60.96 cm) of space behind the unit for ease of service. A minimum of 12-inches (30.48 cm) must be allowed between the top of a gas dryer and the ceiling. A ceiling height of 120-inches (304.8 cm) is required for g[...]

  • Page 19

    15 C. 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 affected[...]

  • Page 20

    16 D. EXHAUST REQUIREMENTS NOTE: For 1 door dryers, the 24-inch (60.96 cm) diameter exhaust duct exits from the rear of the base. For 2 door dryers, the 24-inch (60.96 cm) diameter exhaust duct exits from the left side of the base. 1. General Exhaust Ductwork Information Exhaust ductwork should be designed and installed by a qualified professional.[...]

  • Page 21

    17 The internal dimensions of the dryer’s rectangular exhaust vent ductwork is 8-1/2” x 21-inches (20.6 cm x 53.5 cm). A transition piece to 24-inches (60.96 cm) in diameter round is supplied. The location’s exhaust duct must be the minimum exhaust size requirement of (24-inch [60.96 cm] round duct or 452 square inch [2,916 square centimeters[...]

  • Page 22

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  • Page 25

    21 a. Outside Ductwork Protection 1) To protect the outside end of horizontal ductwork from the weather, a 90º elbow bent downward should be installed where the exhaust exits the building. If the exhaust ductwork travels vertically up through the roof, it should be protected from the weather by using a 180º turn to point the opening downward. In [...]

  • Page 26

    22 E. COMPRESSED AIR SUPPL Y SYSTEM A clean, dry, and regulated air supply of 80 PSI (5.51 bars) compressed air must be supplied to the dryer. The connection size is 1/8-inch N.P.T. No air filtering or pressure regulating devices are provided with the standard non-tilt dryer. A filter/regulator/gauge (F/R/G) assembly is provided on dryers with the [...]

  • Page 27

    23 b. Steam Dryers The air line supply connection is made into the 1/8-inch N.P.T. tee which is located at the left hand side of the top of the dryer. (Refer to the illustration below .) 2. Optional Compressed Air Components A filter/regulator/gauge (F/R/G) assembly is supplied with the dryer only if the dryer was built with either the optional spr[...]

  • Page 28

    24 a. Filter/Regulator/Gauge (F/R/G) Assembly The compressed air supply to the dryer is connected into the 3/8-inch F.P.T. fitting of the F/R/G assembly which is located at the bottom rear of the right side of the base. The F/R/G assembly performs three (3) essential functions. The filter removes most solids and liquid particles from the compressed[...]

  • Page 29

    25 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,[...]

  • Page 30

    26 2. Electrical Service Specifications IMPORTANT: The dryer must be connected to the electric supply shown on the data label that is affixed to the right electrical control panel . WARNING: 208 VAC and 230 VAC ARE NOT THE SAME . Any damage done to dryer components due to improper voltage connections will automatically VOID THE WARRANTY . NOTE: ADC[...]

  • Page 31

    27 IMPORTANT: The dryer must be connected to the electric supply shown on the data label that is affixed to the right electrical control panel . WARNING: 208 VAC and 230 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 any chang[...]

  • Page 32

    28 3. Electrical Connections NOTE: A wiring diagram is included with each dryer and is located in the blueprint pocket inside the left side control cabinet. The main 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 . These electrical connections are [...]

  • Page 33

    29 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[...]

  • Page 34

    30 2. Technical Gas Data a. Gas Specifications b. Gas Connections Run a 1-1/2” pipe from the main gas header to the dryer. There are two (2) 1-1/4” gas pipe connections at the top of the dryer. The dryer has two (2) gas burner boxes and each one (1) has its own 1-1/4” gas connection. Inlet connection ----------- two (2) 1-1/4” N.P.T. Inlet [...]

  • Page 35

    31 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 [...]

  • Page 36

    32 Consistent gas pressure is essential at ALL gas connections. It is recommended that a 2-inch (5.08 cm) 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.) pressur[...]

  • Page 37

    33 I. 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. IMPORTANT: Failure to comply with the requirements stipulated in this manual can result in component failure which will VOID THE [...]

  • Page 38

    34 a. The presence 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 within a minimum 10-inch (25.4 cm) riser. This will prevent any condensate from draining towards the dryer. b. The steam supply piping to the dryer mu[...]

  • Page 39

    35 4. Steam 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 at the left hand side on top of the dryer. a. Air Requirements b. Air Connection Air connection to system --- 1/8-inch F.P.T. c. No air regulation is provided wit[...]

  • Page 40

    36 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, ambie[...]

  • Page 41

    37 6. Steam Damper Air Piston (Flow Control) Operation Adjustment Steam damper operation was tested and adjusted prior to shipping at 80 PSI (5.51 bars). If steam damper adjustment is necessary, locate the flow control valve and make the necessary adjustments as noted below. NOTE: Adjust both flow control valves equally, so that both pistons operat[...]

  • Page 42

    38 J. PREOPERA TIONAL TESTS ALL dryers are thoroughly tested and inspected before leaving the factory. However, a preoperational test should be preformed 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 power to the dryer. 2. Make su[...]

  • Page 43

    39 NOTE: Dryer can be stopped at any time by opening the main door or by pressing the “CLEAR/ STOP” key. To restart the dryer, press the “ENTER/START” key or a preprogrammed cycle key (i.e., “E”). NOTE: Pressing keyboard (touch pad) key “A,” “B,” “C,” “D,” and “F” will also start the dryer. The six (6) preprogrammed [...]

  • Page 44

    40 2) Make a complete operational check of ALL safety-related circuits (i.e., lint drawer switch and sail switches on gas models). 3) A reversing basket (tumbler) should never be operated with less than a 100 lb. (45.4 kg.) load (dry weight). The size of the load will affect the coast-down and dwell (stop) times. The basket (tumbler) must come to a[...]

  • Page 45

    41 NOTE: LINT DRAWER MUST BE ALL THE WAY IN PLACE TO ACTIVATE SAFETY SWITCH OTHERWISE THE DRYER WILL NOT START. 9. Rotate the basket (tumbler/drum) by hand to be sure it moves freely. L. SHUT DOWN INSTRUCTIONS If the dryer is to be shut down (taken out of service) for a period of time, the following must be performed; 1. Discontinue power to the dr[...]

  • Page 46

    42 SECTION V 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 your a[...]

  • Page 47

    43 SECTION VI W ARRANTY INFORMA TION A. RETURNING WARRANTY CARD(S) 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 f[...]

  • Page 48

    44 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 fo[...]

  • Page 49

    45 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 [...]

  • Page 50

    46 MONTHLY Empty the compressed air filter bowl. EVERY 3 MONTHS Re-grease the two (2) 1-3/8” bearings that support the impellor/fan shaft. Use Shell Alvania #2 grease or its equivalent . Impellor/fan shaft bearings must be lubricated. Apply a hi-temperature grease to the four (4) 1-1/2” diameter basket (tumbler) drive shaft pillow block bearing[...]

  • Page 51

    47 B. ADJUSTMENTS 7 DAYS AFTER INSTALLATION AND EVERY 6 MONTHS THEREAFTER Inspect bolts, nuts, screws (bearing setscrews), and nonpermanent gas connections (unions, shutoff valves, orifices, and grounding connections). Motor and drive belts should be examined. Cracked or seriously frayed belts should be replaced. Tighten loose V-belts when necessar[...]

  • Page 52

    48 SECTION VII COMPONENT SYSTEM DESCRIPTIONS A. BASKET (TUMBLER) DRIVE SYSTEM The basket (tumbler) is supported and driven by four (4) 11-inch (27.94 cm) diameter drive wheels. Two (2) of these wheels are attached to a 1-1/2” (3.81 cm) diameter idler shaft, while the other two (2) are attached to a 1-1/2” (3.81 cm) diameter drive shaft. Each of[...]

  • Page 53

    49 B. BASKET (TUMBLER) The basket (tumbler) is made of 14-gauge stainless steel perforated panels, four (4) stainless steel ribs, and two (2) outer basket (tumbler) rings made of rolled steel angle iron that has been turned on a lathe for smoothness. The basket (tumbler) is a completely welded assembly so the perforated panels are not removable. C.[...]

  • Page 54

    50 5. Sail Switches (for Gas Dryers Only) The sail switches are located in the front and back of the burner boxes. A sail switch consists of a round damper plate on a lever arm, which is in contact with an electric switch. When the air blower comes on, it draws air through the gas burners. This creates a negative pressure inside the burner boxes. T[...]

  • Page 55

    51 E. STEAM DAMPER ACTUA T OR SYSTEM The system consists of a hinged damper plate, two (2) pneumatic pistons (each with its own airflow needle valve) to control the speed of both pistons actuation, and a 24 volt solenoid valve. On a call for heat, a 24 volt signal is applied to the 3-way/2-position solenoid valve. This signal switches the valve so [...]

  • Page 56

    52 SECTION VIII BURNER AND BASKET (TUMBLER)/LINT CHAMBER MANUAL RESET HI-LIMIT INSTRUCTIONS IMPOR T ANT MANUAL RESET HI-LIMIT INSTRUCTIONS (PHASE 7 - GAS MODELS ONLY) This dryer was manufactured with a burner manual reset hi-limit and basket (tumbler)/lint chamber hi-limit thermostat. If either burner manual reset hi-limit thermostat is open prior [...]

  • Page 57

    53 IMPOR T ANT MANUAL RESET HI-LIMIT INSTRUCTIONS (PHASE 7 - STEAM MODELS ONLY) This dryer was manufactured with a manual reset basket (tumbler)/lint chamber hi-limit thermostat. If the manual reset thermostat is open prior to the start of the drying cycle, or during the cycle, the dryer will recognize the open state of the hi-limit thermostat and [...]

  • Page 58

    54 When contacting ADC , certain information is required to insure proper service/parts information from ADC . This information is on the data label located on the right electrical control panel. When contacting ADC please have the model number and serial number available. SECTION IX DA T A LABEL INFORMA TION A. DA T A LABEL Contact American Dryer [...]

  • Page 59

    55 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. 3. MANUFACTURING CODE NUMBER The manufacturing code number is a number issued by ADC, which describes[...]

  • Page 60

    56 SECTION X PROCEDURE FOR FUNCTIONAL CHECK OF REPLACEMENT COMPONENTS 1. For Models With Johnson Controls Direct Spark Ignition (DSI) Module (G760) 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 ke[...]

  • Page 61

    57 2. For Direct Spark Ignition (DSI) System Models Manufactured With ADC M odule Part No. 880815 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” for up to approximately 1.5-seconds[...]

  • Page 62

    58 SECTION XI PHASE 7 OPL SYSTEM DIAGNOSTICS 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) STANDA[...]

  • Page 63

    59 CALL FOR SERVICE - Indicates a board failure. FRONT DOOR NOT CLOSED - A front door is open when it should be closed. REAR DOOR NOT CLOSED - A rear door is open when it should be closed. CHECK CONTROL POWER - Indicates control power is off. EXHAUST HIGH TEMP FAULT - Indicates the temperature in the basket (tumbler) is above 225º F (107º C). LIN[...]

  • Page 64

    60 B. I/O BOARD INPUT AND OUTPUT L.E.D. INDICA T ORS[...]

  • Page 65

    61 Input/Output (I/O) Board Input Description (“Red” light emitting diode [L.E.D.]) 1. FDRC – (RED L.E.D.) This L.E.D. will indicate the status of the Front Doors. If the doors are closed, then the L.E.D. is ON. 2. FDRO – (RED L.E.D.) This L.E.D. will indicate the status of the Front Doors. If the doors are open, then the L.E.D. is ON. 3. T[...]

  • Page 66

    62 8. RDRO – (RED L.E.D.) This L.E.D. will indicate the status of the Rear Doors. If the doors are open, then the L.E.D. is ON. 9. FAN – (RED L.E.D.) This L.E.D. will indicate the status of the Blower Fan. If the fan is on, then the L.E.D. is ON. 10. RBHL – (RED L.E.D.) This L.E.D. will indicate the status of the Rear Burner Hi-Limit Disk. If[...]

  • Page 67

    63 Input/Output (I/O) Board Output Description (“Green” light emitting diode [L.E.D.]) 1. R_HEAT – (GREEN L.E.D.) This L.E.D. will indicate the status of the Rear Heat output. If the request to turn on the Rear Burner is made, then the L.E.D. is ON. 2. ALERT – (GREEN L.E.D.) This L.E.D. will indicate the status of the Horn output. If the re[...]

  • Page 68

    64 16. OCL5 – (GREEN L.E.D.) This L.E.D. will indicate the status of the Open Collector #5 output. If the request to turn on the Open Collector #5 is made, then the L.E.D. is ON. (Programmable and Defaulted to Rear Down.) 17. OCL6 – (GREEN L.E.D.) This L.E.D. will indicate the status of the Open Collector #6 output. If the request to turn on th[...]

  • Page 69

    65 SECTION XII TROUBLESHOOTING IMPORTANT: YOU MUST DISCONNECT AND LOCKOUT THE ELECTRIC SUPPLY AND THE GAS SUPPLY OR THE STEAM SUPPL Y 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. The info[...]

  • Page 70

    66 NOTE: SPRINKLER MUST HAVE POWER FOR THE DRYER TO OPERATE. B. Drive motor is not operating ( does not start)... * Microprocessor controller (computer) relay output indicator (either forward “FWD” or reverse “REV”) is on. 1. Blown drive motor contactor overloads. 2. Failed drive motor contactor. 3. Failed drive motor. 4. No 24 VAC present [...]

  • Page 71

    67 f. V-belts are too tight. g. Dryer has an oversized load. h. Voltage to the dryer is incorrect...check dryer data label for specified voltage. 2. Failed overload protector... a. Incorrect overload setting. E. Impellor (fan) motor is not operating ( does not start)... * Microprocessor controller (computer) input/output (I/O) board “FAN” relay[...]

  • Page 72

    68 2. Failed overload protector... a. Incorrect overload setting. 3. Blown drive motor and blower (fan and impellor) motor fuses or overloads. 4. Failed motors (both blower [fan and impellor] motor and drive motor). 5. Failed microprocessor controller (computer). G. Microprocessor controller (computer) display board light emitting diode (L.E.D.) di[...]

  • Page 73

    69 5. Front or rear doors are opened during cycle. 6. Failed microprocessor controller (computer) input/output (I/O) board. J. Microprocessor controller (computer) light emitting diode (L.E.D.) displays “Lint Drawer Open.” 1. Lint drawer is not closed ALL the way. 2. Lint drawer switch is out of proper adjustment. 3. Failed lint drawer switch. [...]

  • Page 74

    70 2) Failure in drive motor circuit. b. Faulty rotation sensor. c. Broken wire or connection between rotation sensor and microprocessor controller (computer) display board. d. Failure in rotational sensor circuit, magnet missing, or gap too large. e. Basket (tumbler) rotation below 12 RPMS. P. Microprocessor controller (computer) reads “Exhaust [...]

  • Page 75

    71 14. Undersized load, dryer requires a minimum load size of approximately 125 lbs. (57 kg.) for maximum drying efficiency. R. Excessive noise and vibration... 1. Dryer is not leveled properly. 2. Impellor (fan/blower) out of balance... a. Excessive lint buildup on impellor (fan/blower)...check air jet. b. Failed impellor (fan/blower). 3. Loose mo[...]

  • Page 76

    72 * Tilt to unload. 1. Correct door signals are not present... a. Door open to tilt down. b. Door closed to tilt level. 2. Defective proximity switch. 3. No (external) compressed air to pneumatic switches...80 PSI (5.51 bars) required (11 cfh [0.31 cmh]). 4. Lint drawer is open.[...]

  • Page 77

    73 SECTION XIII OPTIONAL SPRINKLER SYSTEM COMPONENTS OPTIONAL SPRINKLER CIRCUIT COMPONENTS AUT O “EMERGENCY ST OP” ( E-Stop ) RELA Y This device, located in the front right electrical enclosure, supplies the main control voltage to the dryer. The dryer’s sprinkler circuit supplies or removes 120 VAC to the coil of this relay for the “EMERGE[...]

  • Page 78

    74 SPRINKLER AND MAIN POWER CONNECTIONS There are two (2) individual power connections to the dryer that includes the sprinkler system option. 1. Main dryer power (3-phase [3ø]). 2. Dedicated sprinkler system circuit power (single-phase [1ø]). Both of these connections are at the voltage rating of the dryer and can be installed in the front right[...]

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    75 Sprinkler Option Temperature Controller Settings NOTE: Refer to Controller’s User’s Manual for further information on controller options. Message Display Message Description Settings SECr SECURITY CODE FULL SECURITY - SET TO 110 (DISPLAYED AS 1) "VIEW ONLY" NO SECURITY - SET TO 111 (DISPLAYED AS 4) "ALL FEATURES UNLOCKED"[...]

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    76[...]

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    ADC 113110 1 - 01/04/00-20 2* 05/07/01-20[...]