MaytagメーカーMDG50MNVの使用説明書/サービス説明書
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RET AIN THESE INSTRUCTIONS IN A SAFE PLACE FOR FUTURE REFERENCE MDG50PNH / MDG50MNV Installa tion Manual 50 lb Single P oc k et / Phase 7 / Non-Coin with S.
Retain This Manual In A Safe Place For Futur e Refer ence This product embodies advanced concepts in engineering, design, and safety . If this product is properly maintained, it will provide many years of efficient, trouble free, and most importantly safe operation.
CHILDREN SHOULD NOT BE ALLOWED T O PLA Y ON OR NEAR THE DR YER(S). CHILDREN SHOULD BE SUPER VISED IF NEAR DR YER(S) IN OPERA TION. W ARNING DR YER(S) SHOULD NEVER BE LEFT UNA TTENDED WHILE IN OPERA TION. CAUTION FOR YOUR SAFETY DO NOT DR Y MOP HEADS IN THE DR YER.
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 .
Table of Contents SECTION I SAFETY PRECAUTIONS ......................................................................................... 3 SECTION II SPECIFICA TIONS .....................................................................................
SECTION VII DA T A LABEL INFORMA TION ............................................................................. 3 2 SECTION VIII PROCEDURE FOR FUNCTIONAL CHECK OF REPLACEMENT COMPONENTS .............................................................
3 SECTION I 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.
4 W ARNING: DO NOT use heat for drying articles that contain plastic, foam, sponge rubber , or similarly textured rubber materials. Drying in a heated basket (tumbler) may damage plastics or rubber and may be a fire hazard.
5 SECTION II SPECIFICA TIONS Shaded areas are stated in metric equivalents 1/30/04 NOTE: Manufacturer reserves the right to make changes in specifications at any time without notice or obligation. M AXI M U M C APACI T Y ( DR Y W EI G H T ) 50 l bs 22.
6 NOTE: Manufacturer reserves the right to make changes in specifications at any time without notice or obligation. S pecifications.
7 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.
8 B. LOCA TION REQUIREMENTS Before installing the dryer , be sure the location conforms to local codes and ordinances. In the absence of such codes or ordinances the location must conform with the National Fuel Gas Code ANSI.Z223.1 LA TEST EDITION, or in Canada, the installation must conform to applicable Canadian Standards: CAN/CGA-B149.
9 C. DR YER ENCLOSURE REQUIREMENTS Bulkheads and partitions should be made of noncombustible material. NOTE: Allowances must be made for opening the control door . A 30-inches (76.2 cm) for optimum opening of load door . B The maximum thickness of the bulkhead is 4-inches (10.
10 D. FRESH AIR SUPPL Y REQUIREMENTS The air supply (make-up air) must be given careful consideration to ensure proper performance of each dryer . An unrestricted source of air is necessary for each dryer . As a general rule, an unrestricted air entrance from the outdoors (atmosphere) of a minimum of 1-1/2 square feet (0.
11 E. EXHAUST REQUIREMENTS 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 ener gy , and shutdown of the burner by the airflow (sail) switch, burner hi-limits, or lint chamber hi-limit protector thermostat.
12 NOTE: As per the National Fuel Gas Code, “Exhaust ducts for type 2 clothes dryers shall be constructed of sheet metal or other noncombustible material. Such ducts shall be equivalent in strength and corrosion resistance to ducts made of galvanized sheet steel not less than 0.
13 VER TICAL VENTING When vertical single 10-inch (25.4 cm) venting is used (refer to Illus. B below ), the ductwork from the dryer to the outside outlet cannot exceed 40 feet (12.19 meters). This calculation compensates for the use of a maximum of three (3) elbows including the two (2) elbows creating the 180° (turned downward) outside outlet.
14 MUL TIPLE DR YER (COMMON) VENTING If it is not feasible to provide separate exhaust ducts for each dryer , ducts for individual dryers may be channeled into a common main duct.
15 HORIZONT AL VENTING Illus. C VER TICAL VENTING Illus. D.
16 F . ELECTRICAL INFORMA TION 1. Electrical Requirements ALL electrical connections must be made by a properly licensed and competent electrician. This is to ensure that the electrical installation is adequate and conforms to local and state regulations or codes.
17 2. Electrical Service Specifications IMPOR T ANT : Figures shown are for non-reversing models only . For reversing models contact the factory . 9/16/08 3. Grounding A ground (earth) connection must be provided and installed in accordance with state and local codes.
18 4. Electrical Connections A wiring diagram is located inside the control box for connection data. If local codes permit, power to the dryer can be made by the use of a flexible U.L. listed power cord/pigtail (wire size must conform to rating of dryer), or the dryer can be hard wired directly to the service breaker panel.
19 G . GAS INFORMA TION 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.
20 2. T echnical Gas Data a . Gas Specifications Shaded areas are stated in metric equivalents *Measured at outlet side of gas valve pressure tap when gas valve is on.
21 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.
22 Consistent gas pressure is essential at ALL gas connections. It is recommended that a 3/4-inch (19.05 mm) 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.
23 H. PREP ARA TION FOR OPERA TION/ST AR T -UP 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 data label.
24 I. PREOPERA TIONAL TESTS ALL dryers are thoroughly tested and inspected before leaving the factory . However , a preoperational test should be performed before the dryer is publicly used. It is possible that adjustments have changed in transit or due to marginal location (installation) conditions.
25 5. Make a complete operational check of ALL operating controls. NOTE: If computer program changes are required, refer to the computer programming section of the manual supplied with the dryer .
26 DUAL TIMER DR YERS 1. T urn drying timer knob for a time of 20 minutes. 2. Select “High T emp.” 3. Push “Push to Start” switch. 4. T o stop dryer , open the main door .
27 SECTION IV SER VICE/P AR TS INFORMA TION A. SER VICE Service must be performed by a qualified trained technician, service agency , or gas supplier . If service is required, contact the dealer from whom the Maytag equipment was purchased. If the dealer cannot be contacted or is unknown, contact the Maytag Co.
28 SECTION V W ARRANTY INFORMA TION A. RETURNING W ARRANTY CARDS Before any dryer leaves the manufacturer ’ s test area, a warranty card is placed on the back side of the main door glass.
29 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.
30 90 DA YS Inspect and remove lint accumulation in customer furnished exhaust ductwork system and from dryer ’ s internal exhaust ducting. W ARNING: THE ACCUMULA TION OF LINT IN THE EXHAUST DUCTWORK CAN CREA TE A POTENTIAL FIRE HAZARD. W ARNING: DO NOT OBSTRUCT THE FLOW OF COMBUSTION AND VENTILA TION AIR.
31 D. LINT DRA WER REMOV AL T o remove the lint drawer from the dryer pull drawer out approximately halfway . Rotate/move lint drawer stop hinge (refer to the illustration below ) downward and pull the drawer out. IMPOR T ANT : After replacing the lint drawer back into the dryer , be sure to rotate/move hinge back to the upward stop position.
32 SECTION VII DA T A LABEL INFORMA TION When contacting the Maytag Co ., certain information is required to ensure proper service/parts information. This information is on the data label af fixed to the left side panel area behind the top control (access) door .
33 SECTION VIII PROCEDURE FOR FUNCTIONAL CHECK OF REPLACEMENT COMPONENTS 1. Microprocessor Controller (Computer) Board a . Phase 7 Coin Models 1) Upon completing installation of the replacement microprocessor controller (computer) board, reestablish power to the dryer .
34 b. Phase 7 Non-Coin Models 1) Upon completing installation of the replacement microprocessor controller (computer) board, reestablish power to the dryer . 2) S tart the drying cycle by pressing any of the preset cycles in letters A-F . 3) V erify that the applicable indicator lights on the microprocessor controller (computer) board are lit.
35 2. For Models with Direct Spark Ignition (DSI) Module (T ype I) 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 keep the gas valve open as long as there is a call for heat.
36 SECTION IX MANUAL RESET BURNER HI-LIMIT INSTRUCTIONS A. PHASE 7 This dryer was manufactured with a manual reset burner hi-limit thermostat, which is monitored by the Phase 7 computer .
37 The exclusive Sensor Activated Fire Extinguishing (S.A.F .E.) System will extinguish fires that may start in the drying basket (tumbler). A series of sensors positioned throughout the basket (tumbler) and interfaced with the microprocessor will trigger the S.
38 BEFORE YOU ST AR T! CHECK LOCAL CODES AND PERMITS Call your local water company or the proper municipal authority for information regarding local codes.
39 2. W ater Connections: The water connection is made to the 3/4”-1 1.5 NH hose adapter 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”-1 1.
40 OPTIONAL MANUAL BYP ASS Provisions are made in the dryer S.A.F .E. system for the installation of an optional manual bypass. Depending on the model dryer , the connections for the manual bypass are made at the “T” or “four way” fitting located in the outlet supply side of the water solenoid valve.
41 S.A.F .E. System Theory of Operation While the dryer is in an idle state, or 20-seconds after the heat turns off, the Phase 7 control monitors the thermistor probe, located in the top of the basket (tumbler) chamber , and records the minimum temperature.
42 NOTE: The control will not let the user continue until the valve test has been completed. S.A.F .E. SYSTEM DIAGNOSTICS In the event that the Phase 7 non-coin microprocessor controller (computer) detects a fault in the S.A.F .E. system, the control will display the message “S.
43 Notes _____________________________________________________________________________________________________________________ _________________________________________________________________________.
Part No. 1 13308 7 - 09/16/08 - 5.
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