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Maytag MDG78 User Manual

Maytag MDG78
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MDG35 / MDG52 / MDG78
Installation Manual
Part No. 112204-6
RETAIN THESE
INSTRUCTIONS IN A
SAFE PLACE FOR
FUTURE REFERENCE
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Maytag MDG78 Specifications

General IconGeneral
BrandMaytag
ModelMDG78
Fuel TypeGas
Capacity7.0 cu. ft.
ColorWhite
Wrinkle Control OptionYes
Width29 inches
TypeDryer
Dryer VentingVented
Power SourceElectric

Summary

Dryer Safety

Safety Alert Symbol and Definitions

Defines the safety alert symbol and the terms DANGER and WARNING for hazard communication.

Gas Safety Instructions

Provides critical steps to follow if the smell of gas is detected, emphasizing immediate safety actions.

Installation and Service Personnel

Specifies that installation and service must be performed by qualified and licensed professionals.

Important Safety Instructions

General Safety Precautions

Lists essential precautions to reduce the risk of fire, electric shock, or injury when using the dryer.

California Proposition 65 Warnings

Lists chemicals known to the State of California to cause cancer or reproductive harm.

Important Installation Information

Gas Supply Restraint

Emphasizes the need for a restraint to prevent straining the gas supply when moving the dryer.

External Power Removal

Requires an external means of power removal to be provided by the installer for safety.

Wiring Diagram Location

Informs that the wiring diagram is located behind the front control panel on the right side.

List of Acronyms

Provides definitions for abbreviations used throughout the manual.

MDG35 Specifications

Technical Specifications Data

Details on capacity, dimensions, motor, gas, electrical, and airflow for the MDG35 model.

Dimensional Drawings

Illustrations showing front, side, and rear views with all critical dimensions in inches and cm.

MDG52 Specifications

Technical Specifications Data

Details on capacity, dimensions, motor, gas, electrical, and airflow for the MDG52 model.

Dimensional Drawings

Illustrations showing front, side, and rear views with all critical dimensions in inches and cm.

MDG78 Specifications

Technical Specifications Data

Details on capacity, dimensions, motor, gas, electrical, and airflow for the MDG78 model.

Dimensional Drawings

Illustrations showing front, side, and rear views with all critical dimensions in inches and cm.

Installation Procedures

Weight Hazard and Standards

Warning about lifting hazards and adherence to installation codes and standards.

Leveling and Tool Requirements

Instructions for leveling the dryer and a list of required tools for installation.

Door Handle Installation

Step-by-step guide for attaching the dryer's door handle.

Location Requirements

Explosion Hazard and Codes

Warning about flammable materials and ensuring location compliance with codes.

Dryer Placement and Clearances

Guidelines for floor stability, placement, and necessary clearances for operation and service.

Dryer Enclosure Requirements

Clearance and Airflow Openings

Specifies minimum clearances for door opening, enclosure, and air intake.

Make-Up Air Openings

Details requirements for providing adequate air supply into the enclosure.

Fresh Air Supply Requirements

Airflow Needs and Impact

Explains the necessity of continuous air replenishment for dryer performance.

Airflow Calculations

Provides specific square inch requirements for make-up air per dryer model.

Solvent Fume Contamination Risk

Warns that dry cleaning solvent fumes can cause irreparable damage and void warranty.

Exhaust Requirements

Ductwork Design and Material

Guidance on professional installation, duct material, gauge, and pressure limits.

Single Dryer Venting

Ductwork Layout and Joints

Recommendations for duct routing, minimizing turns, sealing joints, and inspection doors.

Exhaust Back Pressure and Clearances

Specifies limits for exhaust back pressure and clearances around combustible materials.

Outside Venting Protection

Weather Protection and Obstructions

Methods to protect the exterior vent from weather and maintain clearance from obstructions.

Prohibited Opening Features

Instructs against using screens, louvers, or caps on the outside exhaust opening.

Multiple Dryer Venting

Common Duct Connection

Details for connecting multiple dryers to a common exhaust duct, including entry angles.

Electrical Information

Connection Standards and Grounding

Requirements for licensed electricians, codes, and proper grounding for safety.

Branch Circuit Requirements

Mandates separate protected circuits and power disconnects for each dryer.

Electrical Service Specifications

Voltage, Phase, and Amp Draw

Details the required electrical service voltage, phase, and approximate amp draw.

Circuit Breaker Recommendations

Specifies the type and sizing recommendations for circuit breakers.

Grounding and Electrical Connections

Grounding and Wiring Standards

Covers grounding requirements, wiring diagram location, and cord vs. hardwiring methods.

120V Application Wiring

Electrical Box Access and Strain Relief

Steps for accessing the electrical box and installing a strain relief.

Single-Phase Connection Steps

Detailed instructions for connecting incoming black, white, and green wires.

Gas Information

Supply Lines and Shutoff Valves

Guidance on gas supply lines, shutoff valves, and pressure regulator requirements.

LP Pressure and Gas Type

Information on gas types, LP conversion kits, and pressure considerations.

Gas Installation Requirements

Plumbing and Pressure Standards

Adherence to codes for plumbing, pressure regulators, and gas meters.

Shutoff Valves and Pressure Testing

Importance of individual shutoff valves and procedures for pressure testing.

Flexible Lines and Pipe Compounds

Recommendations on flexible gas lines and pipe joint compound usage.

Gas Specifications and Data

Heating Value, Input, and Orifice Data

Table detailing nominal heating value, supply pressure, heat input, and orifice sizes.

Gas Connections and Piping

Inlet Connection and Supply Size

Specifies the dryer's 1/2" N.P.T. inlet and recommends a 1/2" minimum supply pipe size.

Gas Supply Line Sizing and Pressure

Discusses main line sizing by supplier and the need for consistent gas pressure.

Gas Piping Clearance and Compounds

Details minimum clearance for gas piping and use of appropriate joint compounds.

Gas Pressure Test Procedure

Safety Precautions and Steps

Outlines electrical safety warnings and detailed steps for conducting a gas pressure test.

Water Information (PN Models Only)

Local Codes and Professional Plumbing

Emphasizes checking local codes and ensuring plumbing connections are made by qualified professionals.

Installing the S.A.F.E. System

Water Supply and Freeze Protection

Details minimum water pipe size, pressure requirements, and freeze protection measures.

Hose and Adapter Connections

Provides step-by-step instructions for connecting the water supply hose and adapters.

Electrical Safety During Installation

Includes a warning about electric shock hazard and the need to disconnect power.

Preparation for Operation / Start-Up

Pre-Startup Checklist

A list of essential checks before operating the dryer, including labels, voltage, and connections.

Preoperational Test

Post-Factory Testing and Initial Start

Explains the need for preoperational testing and the initial start-up air purge for gas dryers.

Tumbler Coating Removal

Cleaning the Tumbler Interior

Method to remove the initial oil coating from the tumbler using water and detergent.

Microprocessor Programs/Selections

Controller Settings and Manuals

Information on factory preprogrammed settings and references for changing parameters.

Operating Instructions (Coin Models)

Coin Model Operation Sequence

Describes the LCD display, coin insertion, and temperature selection process for coin models.

Operating Instructions (Non-Coin Models)

Non-Coin Model Operation

Explains how to select cycles using the LCD display and arrow keys.

Cycle Control Functions

Details how to pause, stop, cancel, and restart a drying cycle.

Drying Cycle Stages

Describes the cool down phase and the process at the end of the drying cycle.

Shutdown Instructions

Power and Fuel Supply Disconnection

Steps to safely take the dryer out of service, including power and fuel disconnection.

S.A.F.E. System Disconnection

Instructions for disconnecting the water hose for the S.A.F.E. system on PN models.

Service and Parts Information

Service Personnel and Contact

Guidance on who to contact for service and how to obtain distributor information.

Obtaining Replacement Parts

Information on purchasing replacement parts from distributors or Maytag.

Routine Maintenance and Cleaning

Specific Cleaning Tasks

Details on lint screen, weekly, and 90-day maintenance tasks for optimal performance.

Routine Maintenance Details

Motor Casing and Ductwork Cleaning

Instructions for cleaning lint from motor casings and inspecting exhaust ductwork.

Post-Installation Checks

Checks to perform after installation and annually, including fasteners, belt, and safety devices.

Data Label Information

Standard Label Components

Explanation of the information provided on the dryer's data label.

Locating the Data Label

Indicates the location of the data label on the dryer for service reference.

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