Maytag MDG-75 Installation Manual Download Page 22 | Manualshive

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Summary of Contents for MDG-75

Page 1: ...rvice must be performed by a qualified installer service agency or the gas supplier AVERTISSEMENT Assurez vous de bien suivre les instructions donn es dans cette notice pour r duire au minimum le risq...

Page 2: ...nt OBSERVEALLSAFETYPRECAUTIONS displayed on the equipment or specified in the installation manual included with the dryer The following FOR YOUR SAFETY caution must be posted near the dryer in a promi...

Page 3: ...RYER S IN OPERATION DRYER S SHOULD NEVER BE LEFT UNATTENDED WHILE IN OPERATION CAUTION FOR YOUR SAFETY DO NOT DRY MOP HEADS IN THE DRYER DO NOT USE DRYER IN THE PRESENCE OF DRY CLEANING FUMES WARNING...

Page 4: ...yed on the equipment and or specified in the installation manual included with the dryer WARNING DRYER MUST NEVER BE OPERATED WITHOUT THE LINT FILTER SCREEN IN PLACE EVEN IF AN EXTERNAL LINT COLLECTIO...

Page 5: ...ation Requirements 10 B Unpacking Setting Up 11 C Dryer Enclosure Requirements 12 D Fresh Air Supply Requirements 13 E Exhaust Requirements 14 F Electrical Information 19 G Gas Information 25 H Prepar...

Page 6: ...HECK OF REPLACEMENT COMPONENTS 38 SECTION VIII REVERSING TIMER SPIN DWELL ADJUSTMENTS 41 SECTION IX DATA LABEL INFORMATION 42 A Data Label 42 SECTION X TROUBLESHOOTING 44 Microprocessor Controller Com...

Page 7: ...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 te...

Page 8: ...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 qua...

Page 9: ...ch or heat safety circuit 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 dr...

Page 10: ...T 75 lbs 34 kg BASKET TUMBLER DIAMETER 37 94 cm BASKET TUMBLER DEPTH 36 91 5 cm BASKET TUMBLER MOTOR 1 HP 0 746 kw DOOR OPENING DIAMETER 31 3 8 79 7 cm BASKET TUMBLER VOLUME 22 4 cu ft 0 634 cu m DRYE...

Page 11: ...Duct size varies with installation conditions NOTE Manufacturer reserves the right to make changes in specifications at any time without notice or obligation Specifications MDG 75 Direct Spark Ignitio...

Page 12: ...View Illus No Description 1 Controls 2 Control top access Door Assembly 3 Main Door Assembly 4 Lint Compartment Area lint screen located behind door 5 Data Label and Installation Label located back s...

Page 13: ...ric Service Relay Box 3 Tumbler Bearing Mount Assembly 4 Idler Bearing Mount Assembly 5 Blower Motor Assembly 6 Leveling Leg rear 7 Basket Drive Motor Assembly Reversing Models Only 8 Dryer Exhaust El...

Page 14: ...led 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 on...

Page 15: ...2 are located in the bottom of the lint chamber To remove the two 2 bolts located in the lint chamber area remove the lint door With the skid removed to make it easier to slide the dryer into its fin...

Page 16: ...e made for opening and closing of the control door and the lint door It is suggested that the dryer be positioned about 30 inches 76 2 cm away from the nearest obstruction for ease of installation mai...

Page 17: ...are feet 0 14 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 3...

Page 18: ...ctions or elbows used for outside protection from the weather no more than two 2 elbows should be used in the exhaust duct run If more than two 2 elbows are used the cross sectional area of the ductwo...

Page 19: ...ther case allow at least twice the diameter of the duct between the duct opening and the nearest obstruction IMPORTANT DO NOT use screens louvers or caps on the outside opening of the exhaust ductwork...

Page 20: ...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...

Page 21: ...et 9 2 meters and each 45 elbow is equivalent to an additional 15 feet 4 6 meters IMPORTANT For extended ductwork runs the cross section area of the ductwork can only be increased to an extent Maximum...

Page 22: ...18...

Page 23: ...2 CSA C22 1 1990 or LATEST 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...

Page 24: ...notice or obligation MDG 75 Gas IMPORTANT 208 VAC and 240 VAC ARE NOT THE SAME When ordering specify exact voltage NOTE A When fuses are used they must be dual element time delay current limiting clas...

Page 25: ...DO NOT ground to a gas pipe or hot water pipe The grounded cold water pipe must have metal to metal connection ALL the way to the electrical ground If there are any nonmetallic interruptions such as...

Page 26: ...rd wired directly to the service breaker panel In both cases a strain relief must be installed where the wiring enters the dryer 2 3 Phase 3 Wiring Connections or Hookup for Non Reversing Models Only...

Page 27: ...le phase 1 input connection is required on a 3 phase 3 dryer For gas dryers manufactured for operation at 3 phase 3 the electrical connections are made at the power distribution block located in the s...

Page 28: ...ALL cases a strain relief must be installed where the wiring enters the dryer The only electrical input connections to the dryer are the 3 phase 3 power leads L1 L2 L3 and sometimes neutral and ground...

Page 29: ...ect the dryer from supply as noted can cause irreparable damage to the gas valve which will VOID THE WARRANTY WARNING FIRE or EXPLOSION COULD RESULT 1 Gas Supply The gas dryer installation must meet t...

Page 30: ...ssure tap 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 pressuremust be regulated at the source L P tank or an ext...

Page 31: ...ng supplied The dryer is provided with a 3 4 N P T inlet pipe connection located at the right side of the base of the dryer The minimum pipe size supply line to the dryer is 3 4 N P T For ease in serv...

Page 32: ...connections for leaks by brushing on a soapy water solution liquid detergent works well WARNING NEVER TEST FOR LEAKS WITH A FLAME ALL components materialsmust conformtoNationalFuelGasCodeSpecificatio...

Page 33: ...ated on the dryer data label 4 GAS MODELS the sail switch damper assembly was installed and adjusted at the factory prior to shipping However each sail switch adjustment must be checked to assure that...

Page 34: ...s NOTE During the purging period check to be sure that ALL gas shutoff valves are open NOTE Gas dryers are equipped with a Direct Spark Ignition DSI system which has internal diagnostics If ignition i...

Page 35: ...est dampening old garments or cloth material with a solution of water and nonflammable mild detergent and tumbling them in the basket tumbler to remove this coating 5 Make a complete operational check...

Page 36: ...the Manual timed Mode b Dual Timer Models 1 Both dwell stop and basket tumbler spin time are adjustable Refer to the illustration on page 41 8 Check to insure that ALL setscrews i e basket tumbler dr...

Page 37: ...g 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 1 SHUT OFF ex...

Page 38: ...n contacting the MAYTAG Customer Service Department be sure to give them the correct model and serial numbers so that your inquiry is handled in an expeditious manner B PARTS 1 Replacement parts shoul...

Page 39: ...are intended to serve the customer where we record the individual installation date and warranty information to better serve you if you file a warranty claim a If a warranty card did not come with you...

Page 40: ...MMABLE VAPORS and LIQUIDS 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 and...

Page 41: ...binets avoid using harsh abrasives A product intended for the cleaning of appliances is recommended B ADJUSTMENTS 7 DAYS AFTER INSTALLATION and EVERY 6 MONTHS THEREAFTER Inspect bolts nuts screws bear...

Page 42: ...ion 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 thru F c Verify that the motor...

Page 43: ...d ALL output indicator lights on the back side of the microprocessor controller computer board must go out Refer to the illustration above f Try to restart the dryer with the main door open g The micr...

Page 44: ...eat 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 three 3 retries trials th...

Page 45: ...area of the dryer Both the dwell stop time and basket tumbler spin time are adjustable by mode selection switches located on the electronic timer as noted in the illustration below TIMING LEGEND SPIN...

Page 46: ...TAG certain information is required to insure proper service and parts information from the manufacturer This information is on the data label located on the back side of the top front control service...

Page 47: ...on your 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...

Page 48: ...es the replacement must be of the exact rating as the fuse being replaced The information provided should not be misconstrued as a handbook for use by an untrained person in making repairs WARNING ALL...

Page 49: ...nd tripping out on internal overload protector a Motor air vents clogged with lint b Low voltage to motor c Failed motor d Basket tumbler is binding check for an obstruction e Failed idler bearings or...

Page 50: ...oor L E D indicator are onbut the relay output L E D indicators are off microprocessor controller computer L E D display does not read door 1 Failed microprocessor controller computer I Bothdrivemotor...

Page 51: ...lay continues to read FILL 1 Failed keyboard touch pad label assembly 2 Failed microprocessor controller computer N Microprocessor controller computer will only accept certain keyboard touch pad entri...

Page 52: ...Sensor Option and dryer is not equipped with this option S Microprocessor controller computer L E D display reads Hot 1 Possible overheating condition microprocessor controller computer has sensed a t...

Page 53: ...no ignition and module locks out GREEN indicator flashes 1 Ignitor probe assembly is out of adjustment or has failed 2 Severe air turbulence 3 Failed DSI module 4 Failed gas valve b Ignitor sparks bu...

Page 54: ...P gas pressure must be a consistent 10 5 inches 26 1 mb of water column 2 Poor air and gas mixture at burner too much gas or not enough air at the burner yellow or poor flame pattern a Not enough mak...

Page 55: ...air b Restriction in the exhaust ductwork c Gas pressure is too high d Impellor fan and blower is rotating in the wrong direction for 3 phase 3 Models ONLY e Burner orifice size drill material size D...

Page 56: ...ing and indicator light is off 1 Service panel fuse blown or tripped breaker 2 Dryer control circuit L1 or L2 1 2 amp Slo Blo fuse is blown 3 Open in main door switch a Main door is not closed ALL the...

Page 57: ...not operating does not start 1 Failed blower impellor and fan motor contactor relay 2 Failed blower impellor and fan motor F Blower fan motors operates okay for a few minutes then stops and will not...

Page 58: ...s ONLY 2 Tripped burner manual reset hi limit 3 Tripped lint chamber sensor bracket basket tumbler manual reset hi limit switch I Heating unit is not operating no heat voltage is evident at heating un...

Page 59: ...way to the outdoors 3 Insufficient make up air 4 Impellor fan and blower is rotating in the wrong direction for 3 phase 3 Models ONLY 5 Lint screen is dirty or is not being cleaned often enough 6 Ina...

Page 60: ...igh elevation L Condensation on main door glass 1 Too long undersized or improperly installed ductwork 2 Back draft damper is sticking in the partially closed position M Scraping noise at basket tumbl...

Page 61: ...adjustment bolts hardware are loose 5 Failed basket tumbler support 6 Loose motor mount 7 Failed idler basket tumbler or blower drive bearings 8 V belts too tight or too loose 9 Bearing setscrews eit...

Page 62: ...gh the drying cycle with no heat Manual reset hi limit thermostat must be reset manually This hi temperature condition may be caused due to a restricted exhaust poor airflow or improper burner oven op...

Page 63: ...Part No 113123 1 12 30 99 25 2 01 04 00 100 3 02 05 00 200 4 06 08 00 200 5 10 19 00 200 6 09 14 01 200...

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