American Dryer Corp. ML-122D Installation Manual Download Page 55

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ADC

113126

- 02/16/00-15

2 -

11/10/00-10

3 *

08/13/01-25

Summary of Contents for ML-122D

Page 1: ...rtment Installation and service must be performed by a qualifiedinstaller serviceagencyorthegas supplier AVERTISSEMENT Assurez vousdebien suivrelesinstructionsdonnéesdanscette noticepourréduireauminimumlerisque d incendieoud explosionoupourévitertout dommagematériel touteblessureoulamort Ne pas entreposer ni utiliser d essence ni d autresvapeursouliquidesinflammablesdans le voisinage de cet appare...

Page 2: ...s possible and hope you will find it useful ADC reserves the right to make changes from time to time without notice or obligation in prices specifications colors and material and to change or discontinue models The illustrations included in this manual may not depict your particular dryer exactly Important For your convenience log the following information DATE OFPURCHASE _________________________...

Page 3: ...RVISEDIFNEARDRYERSINOPERATION CAUTION DRYERSSHOULDNEVERBELEFTUNATTENDEDWHILEINOPERATION FORYOUR SAFETY DONOTDRYMOPHEADSINTHEDRYER DONOTUSEDRYERINTHEPRESENCEOFDRYCLEANINGFUMES WARNING UNDER NO CIRCUMSTANCES should the door switch lint drawer switch or the heat circuit devices ever be disabled Caution Label all wires prior to disconnection when servicing controls Wiring errors can cause improper ope...

Page 4: ...isplayedontheequipmentand or specified in the installation manual included with the dryer WARNING DRYER MUST NEVER BE OPERATEDWITHOUTTHE LINTFILTER SCREEN IN PLACE EVENIFANEXTERNALLINTCOLLECTIONSYSTEMISUSED Dryers must not be installed or stored in an area where it will be exposed to water or weather The wiring diagram for the dryer is located in the front electrical control box area ...

Page 5: ...acking SettingUp 11 C DryerEnclosureRequirements 13 D FreshAirSupplyRequirements 14 E ExhaustRequirements 15 F ElectricalInformation 20 G GasInformation 23 H SteamInformation 27 I CompressedAir 31 J Preparation For Operation Start Up 31 K PreoperationalTests 32 L OperatingInstructions 35 M ShutDownInstructions 36 SECTION IV SERVICE PARTS INFORMATION 37 A Service 37 B Parts 37 SECTION V WARRANTY IN...

Page 6: ...ation 42 SECTION VII REVERSING TIMER SPIN DWELL ADJUSTMENTS 43 SECTION VIII PROCEDURE FOR FUNCTIONAL CHECK OF REPLACEMENT COMPONENTS 44 SECTION IX DATA LABEL INFORMATION 48 A Data Label 48 SECTION X BURNER AND BASKET TUMBLER LINT CHAMBER MANUAL RESET HI LIMIT INSTRUCTIONS 50 ...

Page 7: ...ccepted but the number received and the number refused must be noted on the receipt 4 If you determine that the dryer was damaged after the trucker has left your location you should call the delivering carrier s freight terminal immediately and file a claim The freight company considers this concealed damage This type of freight claim is very difficult to get paid and becomes extremely difficult w...

Page 8: ...ht any 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 ALLoccupants 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 4 Installation and service must be performed by a qualified installer service agency or gas...

Page 9: ...Parts 1 2 CSA C22 1 1990 or LATEST EDITION NOTE Failure to do so will VOID THE WARRANTY 9 UNDER NO CIRCUMSTANCES should the dryer door switch lint drawer switch or the heat circuit devices ever be disabled WARNING PERSONAL INJURY OR FIRE COULD RESULT 10 This dryer is not to be used in the presence of dry cleaning solvents or fumes 11 Remove articles from the dryer as soon as the drying cycle has b...

Page 10: ...kw DOOR OPENING DIAMETER 31 3 8 79 7 cm BASKET TUMBLER VOLUME 38 2 cu ft 1 08 cu m DRYERS PER 20 40 CONTAINER 3 7 DRYERS PER 45 48 TRUCK 9 9 VOLTAGE AVAILABLE 208 460v 3ø 3 4w 50 60 Hz HEAT INPUT 415 000 btu hr 104 580 kcal hr APPROX WEIGHT UNCRATED 1 500 lbs 680 4 kg APPROX WEIGHT CRATED 1 725 lbs 782 5 kg AIRFLOW 2 800 cfm 79 29 cmm INLET PIPE SIZE 1 2 54 cm COMPRESSED AIR 80 PSI 5 51 BARS 2 5 c...

Page 11: ...7 NOTE ADC reserves the right to make changes in specifications at any time without notice or obligation Specifications MLG 122 Gas MLS 122 Steam ...

Page 12: ...lus No Description 1 Microprocessor Control Keyboard Touch Pad Panel Assembly Controls 2 Control Top Access Door Assembly 3 Main Door Assembly 4 Lint Panel Assembly 5 Lint Drawer 6 Wire Diagram Located Behind Control Door 7 Top Console Module Assembly ...

Page 13: ...9 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 ...

Page 14: ...tion and Gas Plumbing 1 The dryer must be installed on a sound level floor capable of supporting its weight Carpeting must be removed from the floor area that the dryer is to rest on IMPORTANT The dryer must be installed on noncombustible floors only 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 loca...

Page 15: ... can be moved to its final location while still attached to the skid or with the skid removed To un skid the dryer locate and 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 lint drawer and the three 3 Phillips he...

Page 16: ... a On the right side box disconnect the 4 pin plug as well as the 4 pin and 2 pin plug located on the microprocessor controller computer Additionally remove the air connection at the union and the two 2 ground wires connected to the dryer base b On the left side box disconnect the drive and blower motor wires along with the 2 pin plug and the three 3 ground wires two 2 that go to the panel and one...

Page 17: ...e rear of the dryer front The bulkhead facing must not be closed in ALL the way to the top of the dryer A 2 inch 5 08 cm clearance is required NOTE Bulkhead facing should not be installed until after dryer is in place Ceiling area must be located a minimum of 12 inches 31 cm above the top of the dryer NOTE When fire sprinkler systems are located above the dryers a minimum of 18 inches 46 cm above ...

Page 18: ... of a minimum of 3 square feet 0 279 square meters is required for each dryer To compensate for the use of registers or louvers used over the openings this make up airmust beincreased by approximately thirty three percent 33 Make up air openingsshould 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 dr...

Page 19: ...nting is used for horizontal ducting the minimum duct size is 16 inches 40 64 cm in diameter the duct run should not have more than one 1 elbow including outside protection and must not exceed 40 feet 12 2 meters in total length With single dryer vertical ducting the minimum duct size is 18 inches 45 72 cm in diameter and the duct run should not have more than three 3 elbows including outside prot...

Page 20: ... ductwork from the weather a 90 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 180 turn to point the opening downward In either case allow at least twice the diameter of the duct between the duct opening and the nearest obstruction IMPORTANT DO NOT use scr...

Page 21: ...IMPORTANT When the ductwork approaches the maximum limits as noted in this manual a professional heating venting and air conditioning HVAC firm should be consulted for proper venting information 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 ...

Page 22: ...of the duct from each dryer into the common duct is 16 inches 40 64 cm and must not have more than one 1 elbow The total duct run from the dryer to the common duct must not exceed 15 feet 4 57 meters in length IMPORTANT The ML 122 is not provided with a back draft damper When exhausted into a multiple common exhaust line a back draft damper must be installed at each dryer duct IMPORTANT No more th...

Page 23: ...leaning 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 b Outside Ductwork Protection 1 To protect the outside end of the horizontal ductwork from the weather a 90 elbow bent downward should be instal...

Page 24: ...ATEST EDITION IMPORTANT Failure to comply with these codes or ordinances and or the requirements stipulated in this manual can result in personal injury or component failure NOTE Component failure due to improper installation will VOID THE WARRANTY Each dryer should be connected to an independently protected branch circuit The dryermust be connected with copper wire only DO NOT use aluminum wire w...

Page 25: ...R IMPORTANT NOTES A B C 208 VAC AND 240 VAC ARE NOT THE SAME When ordering specify exact voltage When fuses are used they must be dual element time delay current limiting class RK1 or RK5 ONLY Calculate determine correct fuse value by applying either local and or National Electrical Codes to listed appliance amp draw data Circuit breakers are thermal magnetic industrial motor curve type ONLY For o...

Page 26: ...connection may be to a proven earth ground at the location service panel NOTE A grounding connection terminal lug is provided in the dryer s electrical service box at rear For added personal safety when possible it is suggested that a separate ground wire sized per local code be connected from the ground connection of the dryer to a grounded cold water pipe DO NOT ground to a gas pipe or hot water...

Page 27: ...gas valve which will VOID THE WARRANTY WARNING FIRE OR EXPLOSION COULD RESULT 1 Gas Supply The gas dryer installation must meet the American National Standard National Fuel Gas Code ANSI Z223 1 LATEST EDITION or in Canada the Canadian Installation Codes CAN CGA B149 1 M91 Natural Gas or CAN CGA B149 2 M91 L P Gas or LATEST EDITION as well as local codes and ordinances and must be done by a qualifi...

Page 28: ...must be a consistent 10 5 inches 26 1 mb water column There is no regulator or regulation provided in an L P dryer The water column pressure must be regulated at the source L P tank or an external regulator must be added to each dryer Drill Material Size D M S equivalents are as follows Natural Gas 2 0 2210 5 6134 mm Liquid Propane Gas 30 0 1285 3 2639 mm TYPE OF GAS Liquid Propane Conversion Kit ...

Page 29: ...1 inch 2 54 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 pressure NOTE A water column test pressure of 3 5 inches 8 7 mb for natural gas and 10 5 inches 26 1 mb for L P dryers is required at the gas valve pressure t...

Page 30: ...e dryer must be isolated from the gas supply piping system by closing its individual manual shutoff valve during any pressure test of the gas supply system at test pressures equal to or less than 1 2 psig 3 5 kPa ...

Page 31: ...0 5 These limits are set to limit the acid attack of the steam coils IMPORTANT Coil failure due to improper PH level will VOID THE WARRANTY 2 Steam Requirements High Pressure Inlet 1 1 4 supply line connection qty one 1 at top manifold Return 1 1 4 return line connection qty one 1 at bottom manifold 3 Installation Instructions To insure an adequate supply of steam is provided be sure that the stea...

Page 32: ...and drip trap return line This will allow the dryer to be isolated from the supply main and the return main if the dryer needs maintenance work e Install an inverted bucket steam trap and check valve at least 12 inches 30 48 cm below the steam coil as close to the coil as possible 1 An inverted bucket steam trap with a capacity of 1 200 lbs 544 kg of condensate per hour 125 PSI 8 62 bars is requir...

Page 33: ...own in the top illustration Diagram 1 on page 30 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 ambient air is drawn directly into the basket tumbler allowing a rapid cool down Diagram 1 shows the d...

Page 34: ...nd adjusted prior to shipping at 80 PSI 5 51 bars steam damper operation must be checked before the dryer is put into operation Refer to page 33 for instructions to check steam damper operation If steam damper adjustment is necessary locate the flow control valve and make the necessary adjustments as noted below ...

Page 35: ...upply voltage to be sure that it is the same as indicated on the dryer data label that is affixed to the left side panel area behind the top control access door refer to theillustrationon page 9 In the case of 208 VAC or 240 VAC THE SUPPLY VOLTAGE MUST MATCH THE ELECTRIC SERVICE EXACTLY 3 GAS MODELS check to assure that the dryer is connected to the type of heat gas indicated on the dryer data lab...

Page 36: ...or starting your particular model dryer 4 Check to insure that the basket tumbler starts in the clockwise CW direction Additionally check the direction of the blower motor impellor fan to insure that the impellor fan rotates in the clockwise CW direction as viewed from the front If it is the phasing is correct If the phasing is incorrect reverse two 2 of the leads at L1 L2 or L3 of the power suppl...

Page 37: ...n page 30 for air adjustment instructions 6 Make a complete operational check of ALL safety related circuits i e lint drawer switch and sail switch on gas models NOTE To check for proper sail switch operation open the main door and while holding main door switch plunger in start the dryer The dryer should start but the heat circuit should not be activated on If the heat burner does activate shut t...

Page 38: ...re that no further adjustments are necessary and that ALL components are functioning properly 9 Make a complete operational check of ALL operating controls a Microprocessor controller computer programs selections 1 Each computer has been preprogrammed by the factory with the most commonly used parameter program selections If computer program changes are required refer to the computer programming m...

Page 39: ... the microprocessor controller computer memory Refer to the Programming Manual supplied with the dryer for more specific operating instructions NOTE The dryer can be stopped at any time by opening the main door or by pressing the CLEAR STOP red key To restart the dryer press the ENTER START green key or a preprogrammed cycle key i e E NOTE Selection settings changes can be made at any time during ...

Page 40: ...ct switch or the circuit breaker 2 Discontinue the heat supply a GAS MODELS discontinue the gas supply 1 SHUT OFF external gas supply shutoff valve 2 SHUT OFF internal gas supply shutoff valve located in the gas valve burner area b STEAM MODELS discontinue the steam supply 1 SHUT OFF external location furnished shutoff valve 2 SHUT OFF internal steam valves in the supply lines and the return lines...

Page 41: ...rial numberso that your inquiry is handled in an expeditious manner B PARTS 1 Replacement parts should be purchased from the reseller from whom theADC 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 508 678 9000 or you m...

Page 42: ...rom 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 theADC Warranty Department at 508 678 9000 NOTE Whenever contacting the ADC factory for warranty information be sure to have the dryer s model numberand serial numberavailable so that your inquiry can be handled...

Page 43: ...ansit 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 to the factory Any C...

Page 44: ...P DRYER AREA CLEAR AND FREE FROM COMBUSTIBLE MATERIALS GASOLINE AND OTHER FLAMMABLE VAPORS AND LIQUIDS NOTE REMOVE POWER FROM THE DRYER BEFORE PERFORMINGANY MAINTENANCE IN THE DRYER cleaning the lint drawer is the only exception NOTE Suggested time intervals shown are for average usage which is considered six 6 to eight 8 operational running hours per day IMPORTANT Dryer produces combustible lint ...

Page 45: ...on in customer furnished exhaust ductwork system and from dryer s internal exhaust ducting NOTE THE ACCUMULATION OF LINT IN THE EXHAUST DUCTWORK CAN CREATE A POTENTIAL FIRE HAZARD NOTE DO NOT OBSTRUCT THE FLOW OF COMBUSTION AND VENTILATION AIR CHECK CUSTOMER FURNISHED BACK DRAFT DAMPERS IN THE EXHAUST DUCTWORK INSPECT AND REMOVE ANY LINT ACCUMULATION WHICH CAN CAUSE THE DAMPER TO BIND OR STICK NOT...

Page 46: ...nt drawer switch sail switch burner and hi limit thermostat C LUBRICATION The drive shaft bearings and idler shaft bearings should be lubricated every 3 months Use a 2 grease or its equivalent Lubrication is necessary For models manufactured prior to March 31 2000 the motor bearings and under normal most conditions the basket tumbler bearing are permanently lubricated It is physically possible to ...

Page 47: ...e dryer Both the dwell stop time and the basket tumbler spin time are adjustable by mode selection switches located on the electronic timer as noted in the illustration below TIMING LEGEND SPIN TIME Adjustment Position Number 1 2 3 4 5 Time in Seconds 30 60 90 120 150 DWELL STOP TIME Adjustment Position Number 1 2 3 4 5 Time in Seconds 5 6 3 7 6 8 9 10 2 Values shown are 1 second ...

Page 48: ...ying cycle by pressing any of the preset cycles in letters A F c Verify that the motor s and the heat indicator dots in the microprocessor controller computer light emi t t i n gd i o d e L E D d i s p l a ya r eo n R e f e rt ot h eillustration below 1 Basket tumbler in Forward Mode clockwise CW indicator 2 Basket tumbler in Reverse Mode counterclockwise CCW indicator 3 Heat On indicator 4 On ind...

Page 49: ... 3 Rev Reverse output L E D indicator 4 Air Air Jet output L E D indicator 5 HT 1 Heat output L E D indicator 6 Fuse Main Fuse input L E D indicator 7 Lint Lint Door input L E D indicator 8 Main Main Door input L E D indicator 9 Drum Basket Tumbler Hi Limit input L E D indicator 10 Sail Sail Switch input L E D indicator 11 Burn Burner Hi Limit input L E D indicator 12 Flame Burner Control Failure ...

Page 50: ... 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 The DSI module will LOCKOUT if the gas burner flame is not sensed at the end of the trial for ignition period The trial for ignition period willbe repeated for a total of...

Page 51: ...econds The burner flame should now be established e With the burner flame on remove the flame sensor wire from the FS terminal of the DSI module f Theburnerflamemustshutoffandtheignition module must lockout with the DSI module s indicator light red g Stop the drying cycle with the flame sensor wire still removed restart the drying cycle h The ignition module must proceed through the prepurge with ...

Page 52: ...yer Corporation certain information is required to insure proper service parts information from ADC This information is on thedata label that is affixed to the left side panel area behind the t o pc o n t r o l a c c e s s d o o r W h e nc o n t a c t i n gADC please have themodel numberand serial numberavailable ...

Page 53: ... particular model 4 TYPE OF HEAT This describes the type of heat for your particular dryer gas either natural gas or liquid propane L P gas or steam 5 HEAT INPUT for GAS DRYERS This describes the heat input in British Thermal Units per Hour BTUH 6 ORIFICE SIZE for GAS DRYERS Gives the number drill size used 7 ELECTRIC SERVICE This describes the electric service for your particular model 8 GAS MANI...

Page 54: ...le error code described above along with an audio indication If the drum temperature is above 100º F 38º C the dryer will continue to run with no heat for 3 minutes or until the drum temperature has flattened below 100º F 38º C The clear stop button on the Phase 6 keyboard touch pad must be pressed to clear the error condition The open manual reset hi limit thermostat must be reset manually prior ...

Page 55: ...ADC 113126 1 02 16 00 15 2 11 10 00 10 3 08 13 01 25 ...

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