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American Dryer Corp. ML-122, Installation Manual

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American Dryer Corp. ML-122 Installation Manual Download Page 42

38

American Dryer Corp.

113363 - 37

N.  SHUTDOWN 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 dryer either at the external disconnect switch or the circuit breaker.

2. Discontinue the heat supply:

a. GAS MODELS – discontinue the gas supply.

SHUT OFF external gas supply shutoff valve.

b. STEAM MODELS – discontinue the steam supply.

SHUT OFF external (location furnished) shutoff valve.

Summary of Contents for ML-122

Page 1: ...ppelez immédiatement votre fournisseur de gaz depuis un voisin Suivez les instructions du fournisseur Si vous ne pouvez rejoindre le fournisseur de gaz appelez le service des incendies L installation et l entretien doivent être assurés par un installateur ou un service d entretien qualifié ou par le fournisseur de gaz WARNING FIRE OR EXPLOSION HAZARD Failure to follow safety warnings exactly could...

Page 2: ...rocessed accurately and promptly These instructions are only valid if the following country code is on the appliance If this code is not present on the appliance it is necessary to refer to the technical instructions which will provide the necessary information concerning the modification of the appliance to the condition of use for the country In accordance with EN ISO 3166 1 the names of countri...

Page 3: ...HILEINOPERATION Caution Label all wires prior to disconnection when servicing controls Wiring errors can cause improper operation Attention Au moment de l entretien des commandes étiquetez tous les fils avant de les débrancher Des erreurs de câblage peuvent entraîner un fonctionnement inadéquat In the State of Massachusetts the following installation instructions apply Installationsandrepairsmustb...

Page 4: ...diagram for the dryer is located in the front electrical control box area WARNING UNDER NO CIRCUMSTANCES should the dryer door switch the lint drawer switch or the heat safety circuit ever be disabled DO NOT MODIFYTHISAPPLIANCE The dryer must never be operated with any of the back guards outer tops or service panels removed PERSONAL INJURY OR FIRE COULD RESULT DRYER MUST NEVER BE OPERATED WITHOUT ...

Page 5: ...nformation 30 J Preparation for Operation Start Up 33 K Preoperational Test 34 L Preoperational Instructions 35 M CompressedAir Requirements 37 N Shutdown Instructions 38 SECTION IV SERVICE PARTS INFORMATION 39 A Service 39 B Parts 39 SECTION V WARRANTY INFORMATION 40 A Returning Warranty Cards 40 B Warranty 40 C Returning Warranty Parts 40 SECTION VI ROUTINE MAINTENANCE 42 A Cleaning 42 B Adjustm...

Page 6: ...y appliance b DO NOT touch any electrical switch c DO NOT use any phone in your building d Clear the room building or area of ALL occupants e Immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions f If you cannot reach your gas supplier call the fire department 5 Installation and service must be performed by a qualified installer service agency or gas sup...

Page 7: ...the heat safety circuit ever be disabled WARNING PERSONALINJURYOR FIRE COULD RESULT SHOULD THE DRYER DOOR SWITCH THE LINT DRAWER SWITCH OR THE HEAT SAFETY CIRCUIT EVER BE DISABLED 12 This dryer is not to be used in the presence of dry cleaning solvents or fumes 13 Remove articles from the dryer as soon as the drying cycle has been completed WARNING Articlesleftinthedryerafterthedryingandcoolingcyc...

Page 8: ...___________________________ ___________________________________________________________________________________________________________________________ ___________________________________________________________________________________________________________________________ ___________________________________________________________________________________________________________________________ ...

Page 9: ...lb 621 42 kg APPROXIMATE SHIPPING WEIGHT 1 430 lb 648 64 kg AIRFLOW 60 Hz 2 800 cfm 79 29 cmm 50 Hz 2 333 cfm 66 07 cmm EXHAUST CONNECTION DIAMETER 16 40 64 cm COMPRESSED AIR CONNECTION 1 4 Quick Connection COMPRESSED AIR VOLUME 2 50 cfh 0 07 cmh OVEN SIZE kW Btu hr kcal hr 72 245 729 61 923 VOLTAGE AVAILABLE 208 480V 3ø 3 4w 50 60 Hz APPROXIMATE NET WEIGHT 1 450 lb 657 71 kg APPROXIMATE SHIPPING ...

Page 10: ...6 American Dryer Corp 113363 37 ML 122 SPECIFICATIONS NOTE ADC reserves the right to make changes in specifications at any time without notice or obligation ...

Page 11: ...l hr EXHAUST CONNECTION DIAMETER 12 30 48 cm COMPRESSED AIR CONNECTION 1 4 Quick Connection COMPRESSED AIR VOLUME 2 50 cfh 0 07 cmh INLET PIPE CONNECTION 1 1 4 F N P T 1 F B S P T CE and Australia Only VOLTAGE AVAILABLE N A APPROXIMATE NET WEIGHT APPROXIMATE SHIPPING WEIGHT AIRFLOW 60 Hz 50 Hz EXHAUST CONNECTION DIAMETER COMPRESSED AIR CONNECTION COMPRESSED AIR VOLUME OVEN SIZE kW Btu hr kcal hr V...

Page 12: ...8 American Dryer Corp 113363 37 MLG 122DR SPECIFICATIONS NOTE ADC reserves the right to make changes in specifications at any time without notice or obligation ...

Page 13: ... 1 Dryer Front View Illus No Description 1 Microprocessor Control Keypad Panel Assembly controls 2 Control top access Door Assembly 3 Main DoorAssembly 4 Lint Panel Assembly 5 Lint Door 6 Wire Diagram located behind control door 7 Top Console module Assembly ...

Page 14: ...er Corp 113363 37 2 Dryer Rear View Illus No Description 1 Electrical Service Connections 2 Top Console 3 Heating Unit 4 Relay Wiring Box 5 Data Label and Installation Label 6 Air Connection 7 Exhaust Transition Piece ...

Page 15: ...adequate air supply must be provided as noted in this manual refer to Fresh Air Supply Requirements in Section D 5 Clearance provisions must be made from combustible construction as noted in this manual refer to Dryer Enclosure Requirements in Section C 6 Provisions must be made for adequate clearances for servicing and for operation as noted in this manual refer to Dryer Enclosure Requirements in...

Page 16: ... remove the four 4 lag bolts securing the base of the dryer to the wooden skid Two 2 are at the rear base and two 2 are located in the bottom of the lint chamber To remove the two 2 lag bolts located in the lint chamber area remove the front panel Leveling Dryer 1 To level the dryer place 4 inch 10 16 cm square metal shims or other suitable material under the base pads It is suggested that the dry...

Page 17: ... in the illustration below holding the console module to the base c Disconnect the white plug connector C in the illustration below located on the top of the rear electric service relay box provides power to the heat circuit d Disconnect air connection from the 3 way micro valve e Lift the console module off of the dryer base IMPORTANT The dryer must be transported and handled in an upright positi...

Page 18: ... door along with the removal of panels during maintenance D FRESH AIR SUPPLY REQUIREMENTS This appliance may only be installed in a room that meets the appropriate ventilation requirements specified in the national installation regulations When the dryer is operating it draws in room air heats it passes this air through the tumbler and exhausts it out of the building Therefore the room air must be...

Page 19: ...ARRANTY 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 airflow sail switches burner hi limits or tumbler hi heat thermostats The drye...

Page 20: ...odic inspection and cleaning of lint from the ductwork 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 IMPORTANT Exhaustbackpressuremeasuredbyamanometer magnehelicintheexhaustduct must be no less than 0 and must not exceed 0 3...

Page 21: ...must be no less than 0 and must not exceed 0 3 in WC 0 74 mb NOTE It is recommended that exhaust or booster fans not be used in the exhaust ductwork system except where necessary to maintain exhaust back pressure in the exhaust duct between zero and 0 3 inch water column Where employed booster fans must not activate the dryer airflow proving switch sail switch when the dryer is notin operation It ...

Page 22: ...ucts should enter the bottom or side of the main duct at an angle not more than 45 in the direction of the flow and should be spaced at least 48 3 4 123 82 cm apart The main duct should be tapered with the diameter increasing before each individual 16 inch 40 64 cm 12 inches 30 4 cm for MLG 122DR duct IMPORTANT When exhausted into a multiple common exhaust line a back draft damper must be installe...

Page 23: ...emaximumlimitsasnotedinthismanual aprofessionalheating ventilating andair conditioning HVAC firmshouldbe consultedforproperventinginformation IMPORTANT Exhaustbackpressuremeasuredbyamanometer magnehelicintheexhaustduct must be no less than 0 and must not exceed 0 3 in WC 0 74 mb NOTE It is recommended that exhaust or booster fans not be used in the exhaust ductwork system except where necessary to...

Page 24: ...d 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 Inspection doors should be installed at strategic points in the exhaust ductwork for periodic inspection and cleaning of lint from the ductwork NOTE When the exhaust ductwork passes through a wall ceiling or roof made of combustible materials the opening ...

Page 25: ...or codes In the absence of such codes ALL electrical connections material and workmanship must conform to the applicable requirements of the National Electrical Code ANSI NFPANO 70 LATEST EDITION or in Canada the Canadian Installation Codes CAN CGA B149 1 M91 Natural Gas or CAN CGA B149 2 M91 Propane Gas or LATEST EDITION For personal safety the dryer when installed must be electrically grounded i...

Page 26: ... specifications of the data label exactly WARNING 208 VACAND 230 240 VACARE NOT THE SAME Any damage done to dryer componentsduetoimpropervoltageconnectionswillautomatically VOIDTHE WARRANTY NOTE ADC reserves the right to make changes in specifications at any time without notice or obligation 3 Electrical Connections NOTE Awirediagramisincludedwitheachdryerandisaffixed to the back side of the top c...

Page 27: ...ed For proper operation of the microprocessor controller computer an earth zero ground is required NOTE Groundingviametallicelectricalconduit pipe isnotrecommended G GAS INFORMATION 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 o...

Page 28: ...te the dryer Contact the reseller who sold the dryer or contact the ADC factory IMPORTANT Any burner changes or conversions must be made by a qualified professional The input ratings shown on the dryer data label are for elevations up to 2 000 feet 609 6 meters unless elevation requirements of over 2 000 feet 609 6 meters were specified at the time the dryer order was placed with the factory The a...

Page 29: ...ch dryer must have its own shutoff valve The size of the main gas supply line header will vary depending on the distance this line travels from the gas meter or in the case of propane gas the supply tank other gas operated appliances on the same line etc Specific information regarding supply line size should be determined by the gas supplier NOTE Undersizedgassupplypipingcancreatealoworinconsisten...

Page 30: ...Pipe joint compounds that resist the action of natural gas and propane gas must be used IMPORTANT TestALLconnectionsforleaksbybrushingonasoapywatersolution liquid detergentworkswell WARNING NEVER TEST FOR LEAKSWITHAFLAME IMPORTANT Thedryeranditsindividualshutoffvalvemustbedisconnectedfromthegassupply piping system during any pressure testing of that system at test pressures in excess of 1 2 psig 3...

Page 31: ...ne 1 at bottom manifold Operating Steam Pressure Maximum 125 psig 862 kPa Heat Input Normal Load 13 Bhp Consumption Approximate 450 lb hr 204 kg hr Shaded areas are stated in metric equivalents The minimum operating pressure for optimum results is 100 psig 689 47 kPa 3 Installation Instructions To ensure an adequate supply of steam is provided be sure that the steam supply line and steam return li...

Page 32: ...oid valve in orientation shown with coil up The supply line should be supported to prevent damage to the steam coil due to the overhung weight of the steam solenoid valve h Water pockets in the supply line caused by low points will provide wet steam to the coil possibly causing steam coil damage ALL horizontal runs of steam supply piping should be pitched 1 4 inch 6 35 mm for every 1 foot 0 31 met...

Page 33: ...ntraction 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 ambient air is drawn directly into the tumbler allowing a rapid cool down Diagram 1 shows the damper in the heating open mode allowing heat into the tumbler Diagram 2 shows the damper in the cool down closed mode pulling ambient ai...

Page 34: ... noted below I WATER INFORMATION BEFORE YOU START CHECK LOCAL CODES AND PERMITS Call your local water company or the proper municipal authority for information regarding local codes IMPORTANT ItisyourresponsibilitytohaveALLplumbingconnectionsmadebyaqualified professionaltoensurethattheplumbinginstallationisadequateandconformstolocal state and federal regulations or codes IMPORTANT It is the instal...

Page 35: ...VE IMPORTANT Appliance is to be connected to the water mains using a new hose set and the old hose set should not be reused 2 Water Connections The water connection is made to the 3 4 11 5 NH hose adaptor 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 11 5 NH hose adap...

Page 36: ... a coupling must be used to provide the minimum 1 2 supply feed line If the rear area of the dryer or the water supply is located in an area where it will be exposed to cold freezing temperatures provisions must be made to protect these water lines from freezing WARNING If the water in the supply line or water solenoid valve freezes the fire suppression system will be INOPERATIVE The manual ball c...

Page 37: ...ed on the dryer data label 4 GAS MODELS the sail switch damper assembly was installed and pre adjusted at the factory prior to shipping However each sail switch adjustment must be checked to ensure that this important safety control is functioning 5 GAS MODELS be sure that ALL gas shutoff valves are in the open position 6 Be sure that ALL electric box covers have been replaced 7 Check ALL service ...

Page 38: ...te on the first attempt This is because the gas supply piping is filled with air so it may take a few minutes for this air to be purged from the lines 2 The dryer is equipped with a Direct Spark Ignition DSI system which has internal diagnostics If ignition is not established after three 3 attempts the heat circuit DSI module will LOCKOUT until it is manually reset To reset the DSI system open and...

Page 39: ...anual timed Mode b Dual Timer Dryer Models Both spin time and dwell stop time are adjustable refer to page 36 TUMBLER COATING The tumbler is treated with a protective coating We suggest dampening old garments or cloth material with a solution of water and nonflammable mild detergent and tumbling them in the tumbler to remove this coating 8 Each dryer should be operated through one 1 complete cycle...

Page 40: ... fan and tumbler until the Cool Down Time or temperature is reached IMPORTANT Formoredetailedinformationregardingthemicroprocessorcontroller computer on your dryer refer to the microprocessor user s manual included with the dryer DUAL TIMER DRYERS 1 Turn drying timer knob for a time of 20 minutes 2 Select High Temp 3 Push Push to Start button 4 To stop dryer open the main door Spin and dwell stop ...

Page 41: ...dels compressed air is necessary required for blower air jet operation to clean lint from the impellor fan squirrel cage 1 Air Requirements Microprocessor Controller Computer Dryers Shaded areas are stated in metric equivalents 2 Air Regulation No air regulation or air filtration is provided with the dryer External regulation filtration of 80 psi 5 51 bar must be provided It is suggested that a fi...

Page 42: ...e 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 SHUT OFF external gas supply shutoff valve b STEAM MODELS discontinue the steam supply SHUT OFF external location furnished shutoff valve ...

Page 43: ...model numberandserialnumbersothatyourinquiryishandledinanexpeditiousmanner B PARTS Replacement parts should be purchased from the reseller from whom the ADC equipment was purchased If the reseller cannot be contacted or is unknown contact the ADC Parts Department for a reseller in your area Parts may also be purchased directly from the factory by calling the ADC Parts Department at 1 269 923 3000 ...

Page 44: ...ller from whom you purchased the equipment and request a dryer warranty form If the reseller cannot be contacted or is unknown warranty information can be obtained from the factory by contacting the ADC Warranty Department at 1 269 923 3000 NOTE Whenever contacting theADC factory for warranty information be sure to have the dryer s model number and serial number available so that your inquiry can ...

Page 45: ...e not damaged in transit Damage claims are the responsibility of the shipper IMPORTANT No replacements credits or refunds will be issued for merchandise damaged in transit 5 ALL returns should be shipped to the ADC factory in such a manner that they are insured and a proof of delivery can be obtained by the sender 6 Shipping charges are not the responsibility of ADC ALL returns should be prepaid t...

Page 46: ...TE REMOVE POWER FROM THE DRYER BEFORE PERFORMINGANY MAINTENANCE IN THE DRYER NOTE Suggested time intervals shown are for average usage which is considered six 6 to eight 8 operational running hoursperday IMPORTANT Dryer produces combustible lint and must be exhausted to the outdoors Every 6 months inspecttheexhaustductingandremoveanylintbuildup CLEAN LINT FROM LINT DRAWER SCREEN EVERY THIRD OR FOU...

Page 47: ...TE When cleaning the dryer cabinet s avoid using harsh abrasives Aproduct intended for the cleaningofappliancesisrecommended Check ALL V belts for tightness and wear Retighten realign or replace V belt if required NOTE Replace in matched sets both belts B ADJUSTMENTS 7 DAYS AFTER INSTALLATION AND EVERY 6 MONTHS THEREAFTER Inspect bolts nuts screws setscrews grounding connections and nonpermanent g...

Page 48: ...nue to run with no heat for 3 minutes or until the drum temperature has dropped below 100 F 38 C The clear stop button on the Phase 7 keypad must be pressed to clear the error condition B DUAL TIMER This dryer was manufactured with a manual reset burner hi limit thermostat If the burner hi limit is open prior to the start of the drying cycle or during the cycle the dryer will not recognize the ope...

Page 49: ...of dryer and type of heat gas electric or steam 2 SERIAL NUMBER Allows the manufacturer to gather information on your particular dryer 3 TYPE OF HEAT This describes the type of heat for your particular dryer gas either natural gas or propane gas electric or steam 4 HEAT INPUT For Gas Dryers This describes the heat input in British thermal units per hour Btu hr or kilowatts kW 5 ORIFICE SIZE For Ga...

Page 50: ...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 A F c Verify that the applicable indicator lights on the microprocessor controller computer board are lit Refer to the illustration below ...

Page 51: ...dicates normal operation No L E D indicator indicates a power or an internal failure has occurred 3 For Models with DSI Module Type II Theory of Operation Start the drying cycle When the gas burner ignites within the chosen trial for ignition time 8 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 The DSI mo...

Page 52: ...ADC Part No 113363 37 09 20 21 ...

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