Maytag MDG-120PHV Installation Manual

Phase 7 / non-coin / dual timer with s.a.f.e. system

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MDG-120PHV / MDG-170PHV

Installation Manual

Phase 7 / Non-Coin / Dual Timer

WARNING: For your safety the information

in this manual must be followed to

minimize the risk of fire or explosion and

to prevent property damage, personal

injury or death.

— Do not store or use gasoline or other

flammable vapors and liquids in the

vicinity of this or any other appliance.

— WHAT TO DO IF YOU SMELL GAS:

Do not try to light any appliance.

Do not touch any electrical switch;

do not use any phone in your

building.

Clear the room, building or area of

all occupants.

Immediately call your gas supplier

from a neighbor's phone. Follow

the gas supplier's instructions.

If you cannot reach your gas

supplier, call the fire department.

— Installation and service must be

performed by a qualified installer, service

agency or the gas supplier.

with S.A.F.E. System

AVERTISSEMENT: Assurez-vous de bien

suivre les instructions données dans cette

notice pour réduire au minimum le risque

d'incendie ou d'explosion ou pour éviter

tout dommage matériel, toute blessure ou

la mort.

—Ne pas entreposer ni utiliser d'essence

ni d'autres vapeurs ou liquides

inflammables à proximité de cet

appareil ou de tout autre appareil.

—QUE FAIRE SI VOUS SENTEZ UNE

ODEUR DE GAZ:

Ne pas tenter d'allumer d'appareils.

Ne touchez à aucun interrupteur. Ne

pas vous servir des téléphones se

trouvant dans le bâtiment.

Évacuez la pièce, le bâtiment ou la

zone.

Appelez 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.

RETAIN THESE

INSTRUCTIONS IN A

SAFE PLACE FOR

FUTURE REFERENCE

Part No. 113395 - 9

Table of Contents

Summary of Contents for Maytag MDG-120PHV

Page 1 MDG-120PHV / MDG-170PHV Installation Manual Phase 7 / Non-Coin / Dual Timer with S.A.F.E. System AVERTISSEMENT: Assurez-vous de bien WARNING: For your safety the information suivre les instructions données dans cette in this manual must be followed to notice pour réduire au minimum le risque minimize the risk of fire or explosion and d’incendie ou d’explosion ou pour éviter...
Page 2 Retain This Manual In A Safe Place For Future Reference This product embodies 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 PRECAUTIONS displayed on the equipment or specified in the installation manual included with the dryer.
Page 3 State of California Proposition 65 Warnings: WARNING: This product contains a chemical known to the State of California to cause cancer. WARNING: This product contains a chemical known to the State of California to cause birth defects or other reproductive harm. In the State of Massachusetts, the following installation instructions apply: I Installations and repairs must be performed by a qualified or licensed contractor, plumber, or gasfitter qualified or licensed by the State of Massachusetts.
Page 4 FOR YOUR SAFETY DO NOT DRY MOP HEADS IN THE DRYER. DO NOT USE DRYER IN THE PRESENCE OF DRY CLEANING FUMES. WARNING UNDER NO CIRCUMSTANCES should the dryer door switch, lint drawer switch, or the heat safety circuits ever be disabled. WARNING The dryer must never be operated with any of the back guards, outer tops, or service panels removed.
Page 5: Table Of Contents
Table of Contents SECTION I SAFETY PRECAUTIONS ..............................4 SECTION II SPECIFICATIONS ................................6 A. MDG-120 Specifications ............................6 B. MDG-170 Specifications ............................8 SECTION III INSTALLATION PROCEDURES ............................10 A. Location Requirements ............................10 B. Unpacking / Setting Up ............................11 C.
Page 6: Safety Precautions
4. Installation and service must be performed by a qualified installer, service agency, or gas supplier. 5. Dryer(s) must be exhausted to the outdoors. 6. Although Maytag produces a very versatile dryer, there are some articles that, due to fabric composition or cleaning method, should not be dried in it.
Page 7 ADJUSTING, INSTALLATION, OR TESTING OF ANY EQUIPMENT PER OSHA (Occupational Safety and Health Administration) STANDARDS. IMPORTANT: Dryer must be installed in a location/environment, which the ambient temperature remains between 40° F (4.44° C) and 130° F (54.44° C). 113395 - 9 Maytag Co.
Page 8: Specifications
60.88 cmm AIRFLOW 2,150 cfm INLET PIPE CONNECTION 1” F.N.P.T. Shaded areas are stated in metric equivalents 11/21/13 NOTE: The manufacturer reserves the right to make changes in specifications at any time without notice or obligation. Maytag Co. 113395 - 9...
Page 9 MDG-120 Specifications NOTE: The manufacturer reserves the right to make changes in specifications at any time without notice or obligation. 113395 - 9 Maytag Co.
Page 10: Mdg-170 Specifications
COMPRESSED AIR VOLUME 4.25 cfh INLET PIPE CONNECTION 1-1/2” F.N.P.T. Shaded areas are stated in metric equivalents 11/12/13 NOTE: The manufacturer reserves the right to make changes in specifications at any time without notice or obligation. Maytag Co. 113395 - 9...
Page 11 MDG-170 Specifications NOTE: The manufacturer reserves the right to make changes in specifications at any time without notice or obligation. 113395 - 9 Maytag Co.
Page 12: Installation Procedures
(refer to Exhaust Requirements in Section E). IMPORTANT: Dryer should be located where a minimum amount of exhaust duct will be necessary. 9. The dryer must be installed with adequate clearance for air openings into the combustion chamber. Maytag Co. 113395 - 9...
Page 13: Unpacking / Setting Up
1. Leveling Dryer To level dryer, place 4-inch (10.16 cm) square metal shims (refer to illustration above) or other suitable material under the base pads. It is suggested that the dryer be tilted slightly to the rear. 113395 - 9 Maytag Co.
Page 14 Disconnect white plug connector located outside back side of the control box (provides power to heat circuit). e. Lift the console (module) off the dryer base. IMPORTANT: The dryer must be transported and handled in an upright position at ALL times. Maytag Co. 113395 - 9...
Page 15 Using the screws provided, secure the exhaust transition piece to the dryer. NOTE: It is recommended that this joint be taped as well as ALL other duct joints to prevent moisture and lint from escaping into the building. 113395 - 9 Maytag Co.
Page 16: Dryer Enclosure Requirements
G. Dryers may be positioned sidewall to sidewall, however a 1/16” (1.5875 mm) minimum allowance must be made for the opening and closing of the control door, along with the removal of panels during maintenance. Maytag Co. 113395 - 9...
Page 17: Fresh Air Supply Requirements
24 square feet (2.23 square meters) are acceptable. IMPORTANT: Make-up air must be free of dry cleaning solvent fumes. Make-up air that is contaminated by dry cleaning fumes will result in irreparable damage to motors and other dryer components. 113395 - 9 Maytag Co.
Page 18: Exhaust Requirements
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 (refer to the diagram). IMPORTANT: DO NOT use screens, louvers, or caps on the outside opening of the exhaust ductwork. Maytag Co. 113395 - 9...
Page 19 NOTE 1 Opening from combustible materials must be 2-inches (5.08 cm) larger than the duct (all the way around). The duct must be centered within this opening. NOTE 2 Distance should be 2 times the diameter of the duct to the nearest obstruction. 113395 - 9 Maytag Co.
Page 20 Multiple Dryer Venting with 18-inch (45.72 cm) Diameter 3,700 cfm (104.77 cmm) Exhaust Connections at Common Duct NUMBER OF DRYERS SQ IN MINIMUM CROSS- SECTIONAL AREA SQ CM 3967 2935 1645 MINIMUM ROUND DUCT DIAMETER Maytag Co. 113395 - 9...
Page 21: Electrical Information
VOID THE WARRANTY. NOTE: Component failure due to improper voltage application will VOID THE WARRANTY. NOTE: The manufacturer reserves the right to make changes in specifications at any time without notice or obligation. 113395 - 9 Maytag Co.
Page 22 Circuit breakers for 3-phase (3ø) dryers must be 3-pole type. APPROX. SERVICE WIRE CIRCUIT PHASE AMP DRAW VOLTAGE SERVICE BREAKER 60 Hz 50 Hz 3ø — 11/22/13 Maytag Co. 113395 - 9...
Page 23 The electrical connections are made at the power distribution block located in the service box. The ground connection is made to the copper lug, also provided in this box. To gain access, the service box cover must be removed. 113395 - 9 Maytag Co.
Page 24: Gas Information
The adjustment or conversion of dryers in the field for elevations over 2,000 feet (609.6 meters) is made by changing each burner orifice. If this conversion is necessary, contact the dealer who sold the dryer or contact the Maytag Co. Maytag Co.
Page 25 * Drill Measurement Size (D.M.S.) equivalents are as follows: Natural Gas ......#4 = 0.2090” (5.3086 mm). Liquid Propane Gas ..... #30 = 0.1285” (3.2639 mm). Natural Gas ......#2 = 0.2210” (5.6134 mm). Liquid Propane Gas ..... #29 = 0.1360” (3.4544 mm). 113395 - 9 Maytag Co.
Page 26 IMPORTANT: Pipe joint compounds that resist the action of natural and L.P. gases must be used. IMPORTANT: Test ALL connections for leaks by brushing on a soapy water solution (liquid detergent works well). WARNING: NEVER TEST FOR GAS LEAKS WITH A FLAME!!! Maytag Co. 113395 - 9...
Page 27 NOTE: The dryer must be isolated from the gas supply piping system by closing its individual manual shutoff valve during any pressure testing of the gas supply piping system at test pressures equal to or less than 1/2 psig (3.5 kPa). 113395 - 9 Maytag Co.
Page 28: Preparation For Operation
(2) of the leads at L1, L2, or L3 of the power supply connections made to the dryer. IMPORTANT: Dryer blower motor (impellor/fan) as viewed from the front must turn in the clockwise (CW) direction, otherwise dryer efficiency will be drastically reduced and premature component failure can result. Maytag Co. 113395 - 9...
Page 29 The tumbler is treated with a protective coating. It is suggested to dampen old garments or cloth material with a solution of water and nonflammable mild detergent and tumble them in the tumbler to remove this coating. 113395 - 9 Maytag Co.
Page 30: Shutdown Instructions
Turn cool down timer clockwise (CW) to desired time (i.e., 0 minutes to 15 minutes). 2) Select drying temperature. 3) Push “Start” button. Dryer will now start. 4) To stop dryer, open the main door. Maytag Co. 113395 - 9...
Page 31: Compressed Air Requirements (Mdg-170 Only)
This is necessary to ensure that correct and clean air pressure is achieved. 3. Air Connection a. Air connection to this system is a 1/8” F.P.T. (refer to the illustration below). 113395 - 9 Maytag Co.
Page 32: Service / Parts Information
Replacement parts should be purchased from the dealer from whom the Maytag equipment was purchased. If the Maytag dealer cannot be contacted or is unknown, contact the Maytag Co. for a dealer in your area. NOTE: When ordering replacement parts from the Maytag dealer or the Maytag Co. be sure to give them the correct model number and serial number so that your parts order can be processed in an expeditious manner.
Page 33: Warranty Information
NOTE: Be sure to include the installation date when returning the warranty card(s). B. WARRANTY For a copy of the manufacturer’s commercial warranty covering your particular dryer(s), contact the Maytag dealer from whom you purchased the equipment and request a dryer warranty form. If the dealer cannot be contacted or is unknown, warranty information can be obtained from the Maytag Co.
Page 34: Routine Maintenance
Maximum operating efficiency is dependent upon proper air circulation. The accumulation of lint can restrict this airflow. If the guidelines in this section are met, a Maytag dryer will provide many years of efficient, trouble free, and most importantly, safe operation.
Page 35: Adjustments
DO NOT have a grease fitting. Provisions are made in the bearing housing for the addition of a grease fitting, which can be obtained elsewhere, or from the Maytag dealer by ordering kit part number 882159 (tumbler ONLY), which includes two (2) fittings.
Page 36: Manual Reset Burner Hi-Limit Instructions
The location of the burner hi-limit is on the right side of the burner box, looking at the burner from the back of the dryer. WARNING: Discontinue power to dryer before attempting to reset hi-limit. Maytag Co. 113395 - 9...
Page 37: Data Label Information
SECTION VIII DATA LABEL INFORMATION When contacting Maytag, certain information is required to ensure proper service/parts information from Maytag. This information is on the data label affixed to the left side panel/wall area behind the control door. When contacting Maytag, please have the model number and serial number available.
Page 38: Reversing Timer Spin / Dwell Adjustments
Both the dwell (stop) time and tumbler spin time are adjustable by mode selection switches located on the electronic timer (refer to the illustration below). TIMING LEGEND SPIN TIME Adjustment Position Number Time in Seconds* DWELL (STOP) TIME Adjustment Position Number Time in Seconds* 10.2 * Values shown are +/- 1-second. Maytag Co. 113395 - 9...
Page 39: Procedure For Functional Check Of Replacement Components
2) Start the drying cycle by pressing any of the preset cycles in letters A-F. 3) Verify that the applicable indicator lights on the microprocessor controller (computer) board are lit. (Refer to the illustration below.) 113395 - 9 Maytag Co.
Page 40 “LOCKOUT” (a red L.E.D. diagnostic indicator will flash). An unlit red L.E.D. diagnostic indicator indicates normal operation. A lit green L.E.D. diagnostic indicator indicates dryer controller is calling for heat and that ALL interlocks have been satisfied. Maytag Co. 113395 - 9...
Page 41: Sensor Activated Fire Extinguishing (S.a.f.e.) System
WARNING: If the water in the supply line or water solenoid valve freezes, the fire suppression system will be INOPERATIVE!! IMPORTANT: Appliance is to be connected to the water mains using a new hose set and the old hose set should not be reused. 113395 - 9 Maytag Co.
Page 42 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. Maytag Co. 113395 - 9...
Page 43 Electrical shock hazard can result in serious injury. If the water dispensing system is activated do not attempt to operate the dryer. If the water dispensing system is activated have the dryer inspected by a qualified agency before operating the dryer. 113395 - 9 Maytag Co.
Page 44 Once the microprocessor controller (computer) displays “S.A.F.E. SYSTEM WAS ACTIVATED”, a service call to your local dealer or Maytag is required to reset the microprocessor controller (computer). Qualified personnel will inspect the dryer and, if it is found to be safe for operation, reset the control.
Page 45 (computer) will display the following message, “S.A.F.E. SYSTEM IS DISABLED. PRESS ‘START’ TO CONTINUE”. This message will be displayed every time a cycle is started, until the disabling condition has been corrected. 113395 - 9 Maytag Co.
Page 46 Part No. 113395 9 - 03/26/15...

This manual is also suitable for:

Mdg-170phv