American Dryer Corp. AD-235D manual

AD-235D/AD-235ED Installation Manual ADC Part No. 113118 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 110199JEV/tcosta WARNING: For your safety the information in this[...]

Retain This Manual In A Safe Place For Future Reference 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. OBSERVE ALL SAFETY PRECA[...]

IMPORTANT YOU MUST DISCONNECT and LOCKOUT THE ELECTRIC SUPPLY and THE GAS 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. CHILDREN SHOULD NOT BE ALLOWED TO PLAY ON OR NEAR THE DRYER(S[...]

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. IMPORTANT PLEASE OBSERVE ALL SAFETY PRECAUTIONS displayed on the equipment and/or specified in the installation manual included with the dryer. The wiring diagram for the dryer is located in the front el[...]

Table of Contents SECTION I IMPORTANT INFORMATION .......................................................................... 3 A. RECEIVING and HANDLING ................................................................................................. 3 B. SAFETY PRECAUTIONS ...........................................................................[...]

SECTION VIII TROUBLESHOOTING ..................................................................................... 36 SECTION IX DATA LABEL LOCATION/INFORMATION .................................................. 42 A. Data Label .........................................................................................................................[...]

P 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[...]

Q 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 removed. PERSONAL INJUR Y or FIRE COULD [...]

R W ARNING: DO NOT use heat for drying articles that contain plastic, foam, sponge rubber , or similarly textured rubberlike materials. Drying in a heated basket (tumbler) may damage plastics or rubber and also may be a fire hazard. 7. A program should be established for the inspection and cleaning of lint in the heating unit area, exhaust duct wor[...]

S M AXIMUM C APAC IT Y ( DRY WEIGHT )6 0 l b s . * * 27.2 kg B AS K ET (T UMBLER ) D IAM ETER 27- 1/ 4" 69.22 cm B AS K ET ( TU M B L E R ) D EP TH 30" 76 .2 cm B AS K ET ( TU M B L E R ) MO T O R 1/ 2 H P * 0.37 3 kw Do o r O p e n i ng (D IAM ETER ) 21- 1/ 2" * 54 .61 cm B AS K ET ( TUM BLER ) V OL U M E 10.1 c u . f t . * 0.286 cu[...]

T ADG-235D (Gas) NOTE: ADC reserves the right to make changes in specifications at any time without notice or obligation.[...]

U ADG-235ED (Gas) NOTE: ADC reserves the right to make changes in specifications at any time without notice or obligation.[...]

V 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 Elect[...]

NM 2. The dryer must not be installed or stored in an area where it will be exposed to water and/or weather . 3. The dryer is for use in noncombustible locations. 4. Provisions for adequate air supply must be provided as noted in this manual (refer to Fresh Air Supply in Section D ). 5. Clearance provisions must be made from noncombustible construc[...]

NN C. DR YER ENCLOSURE REQUIREMENTS Bulkheads and partitions should be made of noncombustible materials and must be located a minimum of 12-inches (30.48 cm), 18-inches (45.72 cm) or more is recommended for ease of installation, maintenance, and service) above the dryer ’ s outer top, except along the front of the dryer which may be closed in if [...]

NO IMPOR T ANT : Make-up air openings should not be located near duct work exhaust outlets. If make-up air opening(s) are too close to the exhaust outlet, lint and fumes may be drawn back into the dryer area through these openings. NOTE: Component failure due to dry cleaning solvent fumes will VOID THE W ARRANTY .[...]

NP E. EXHAUST REQUIREMENTS Exhaust duct work should be designed and installed by a qualified professional. Improperly sized duct work 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 airflow (sail) switches, burner hi-limits, or basket (tumbler) [...]

NQ NOTE: When the exhaust duct work 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. T o protect the outside end of the horizontal duct work from the weather , a 90º elbow bent downward should be i[...]

NR 2. Multiple Dryer (common) V enting If it is not feasible to provide separate exhaust ducts for each dryer , ducts from individual dryers may be channeled into a “common main duct.” The individual ducts should enter the bottom or side of the main duct at an angle not more than 45º in the direction of the airflow . The main duct should be ta[...]

NS IMPOR T ANT : DO NOT use screens or caps on the outside opening of the exhaust duct work.[...]

NT 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 with local and state regulations or codes. In the absence of such codes, ALL electrical connections, material[...]

NU 2. Grounding A ground (earth) connections 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 Standards: Canadian[...]

NV Providing local codes permit, power to the dryer can be made by use of a flexible U.L. listed power cord/pigtail (wire size must conform to the rating of the dryer), or the dryer can be hard wired directly to the service breaker panel. In both cases, a strain relief must be installed where the wiring enters the dryer . 4. 3-Phase (3ø) W iring C[...]

OM AD G- 230D ( Ga s ) AD G-235ED ( Ga s ) E LEC TR I C AL S ERV I C E S PE CI F I CA T I ONS ( PE R DR Y E R ) IMP ORTAN T : 208 V AC AND 230/2 40 V A C ARE NO T TH E SAME . Wh en orderi n g , spec if y exact volt age. NO TE : A. Ci r cu i t bre akers are t h e rm al m ag n eti c (i n du st ri al ) t y pe ON LY . F o r o th ers , c al cul ate /v e[...]

ON 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 with local and state regulations or codes. In the absence of such codes, ALL plumbing connections, materials, and workmanship must conform to the applicable require[...]

OO 2. T echnical Gas Data a. Gas Specifications b. Gas Connections: Inlet connection -------------- 3/4-inch N.P .T . Inlet supply size ------------- 3/4-inch N.P .T . (minimum) Btu/hr input (per dryer) ----- 144,000 (36,288 kcal/hr) Btu/hr input (per pocket) --- 72,000 (18,144 kcal/hr) 1) Natural Gas Regulation is controlled by the dryer ’ s gas[...]

OP 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 [...]

OQ W ARNING: NEVER TEST FOR LEAKS WITH A FLAME!!! IMPOR T ANT : The dryer and its individual shutof f 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[...]

OR H. 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 ’ s data label affixed on the back of the dry[...]

OS 4) Open main door to stop the dryer , and change selection to “PERM PRESS” (medium) setting. Repeat this procedure, but change the selection (setting) to “HI” (high). This will confirm that setting key circuits and door switch circuits are functioning properly . 5) Repeat above procedure for the other basket (tumbler). b. OPL (NON-COIN) [...]

OT 4. Make a complete operational check of ALL safety-related circuits (i.e., door switches, hi-limit thermostats, sail switches, basket [tumbler] safety thermostats, etc.). NOTE: The sail switch can be checked for proper operation by opening the control door while the dryer is running and the heating unit (burner) active (on). The heating unit(s) [...]

OU SECTION IV OPERA TING INSTRUCTIONS A. ST AR TING THE DR YER The dryer is available for use when the appropriate microprocessor controller (computer) light emitting diode (L.E.D.) display reads “FILL” and/or the amount needed to start the dryer (i.e., “25”). Once the load has been put into the dryer and the main door is closed, start the [...]

OV NOTE: When a cycle is interrupted by opening the main door , the cycle time will continue to count downward, regardless if the door is open or closed until a keyboard (touch pad) selection is made. 2) Selection (setting) changes can be made at any time during the drying cycle by opening and closing the main door and then making a new selection. [...]

PM SECTION V SER VICE/P AR TS INFORMA TION A. SER VICE 1. Only properly licensed or trained technicians should service the dryer . 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 area. NOTE: When conta[...]

PN SECTION VI W ARRANTY INFORMA TION A. RETURNING W ARRANTY 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, if you fil[...]

PO a. The R.M.A. issued by the factory , as well as any other correspondence pertaining to the returned part(s), must be included inside the package with the failed merchandise. 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). [...]

PP SECTION VII 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 duct work system. The frequency of cleaning can best be determined from experience at each location. Maximum operating efficiency is depende[...]

PQ 90 DA YS Remove lint from the motor air vents and surrounding area. IMPOR T ANT : Lint accumulation will restrict the airflow over the motor(s), causing overheating and irreparable motor damage. Motor failure due to lint accumulation will VOID THE W ARRANTY . Remove lint accumulation from around the openings in the dryer ’ s back panels. Remov[...]

PR B. ADJUSTMENTS 7 DA YS AFTER INST ALLA TION and EVERY 6 MONTHS THEREAFTER Inspect bolts, nuts, screws (bearing set screws), nonpermanent gas connections (unions, shutoff valves, orifices, etc.), electrical terminations, and grounding connections. Motor and drive belts should be examined. A cracked or seriously frayed belt(s) should be replaced. [...]

PS SECTION VIII TROUBLESHOOTING IMPOR T ANT : YOU MUST DISCONNECT and LOCKOUT THE ELECTRIC SUPPL Y and THE GAS 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. The information pr[...]

PT 2. Microprocessor controller (computer) indicator is off (and the light emitting diode [L.E.D.] display does not read “door”) ... a. Failed microprocessor controller (computer). C. The dryer will not stop, even with no cycle (L.E.D. display r eads “FILL”) in progr ess... 1. Failed motor contactor/relay . D. The dryer operates for a few m[...]

PU G . Micropr ocessor contr oller (computer) light emitting diode (L.E.D.) display r eads “Hot”... The “Hot” display condition indicates a possible overheating condition. The microprocessor controller (computer) monitors the temperature in the dryer at ALL times. If the microprocessor detects that the temperature in the dryer has exceeded [...]

PV J. Microprocessor contr oller (computer) locks up and the light emitting diode (L.E.D.) display reads err oneous message(s) or only partial segments... 1. T ransient power voltage (spikes)...disconnect power to the dryer , wait one (1) minute ( NOTE: for dryer models with the optional battery backup...disconnect battery), then reestablish power [...]

QM 2. Fault in burner hi-limit circuit or tripped manual reset hi-limit thermostat. 3. Fault in basket (tumbler) hi-limit circuit or tripped manual reset hi-limit thermostat. 4. Failed Direct Spark Ignition (DSI) module (burner control). 5. Failed DSI ignitor and/or flame-probe assembly . N. No heat... ignitor sparks but ther e is no flame at burne[...]

QN 6. Extractors (washers) are not performing properly . 7. Sail switch is fluttering... restriction in exhaust. 8. Failed microprocessor temperature sensor ...temperature calibration is inaccurate. 9. Failed microprocessor controller (computer)...temperature calibration is inaccurate. 10. Lint accumulation in location exhaust system. Q. Condensati[...]

QO When contacting American Dryer Corporation , certain information is required to insure proper service/parts information from ADC . This information is on the data label that is located in the left inside front side panel (as shown in the illustration above ). When contacting ADC please have the model number as well as the serial number readily a[...]

QP 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 describ[...]

QQ 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. S tart the drying cycle. c. V erify that the motors and the heat indicator dots, in the microprocessor [...]

QR 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 . 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 must read “ DOOR .” h. Close the main door and res[...]

QS 3. For Direct Spark Ignition (DSI) System Models Manufactured W ith ADC Module Part No. 880815 a . Upon completing installation of the replacement DSI module, reestablish power to the dryer . b. S tart 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-second[...]

QT SECTION XI BURNER/TUMBLER HI-LIMIT MANUAL RESET INSTRUCTIONS Both the top and bottom tumbler of this dryer is equipped/manufactured with a burner manual reset hi-limit and manual reset tumbler/lint chamber hi-limit thermostat. If either manual reset hi-limit thermostat is open prior to the start of the drying cycle, or during the drying cycle, t[...]

ADC 1 131 18 1 - 1 1/11/99-50 2 - 11/29/99-200 3 - 01/03/00-500 4- 08/04/00-500 5* 09/1 1/00-25[...]