Maytag MDB7650AWB, MDB7600AWB, MDB7600AWW, MDB7650AWS, MDB6600AWQ User Manual

Technical Information- Dishwasher

May 2004 1 16023212

©2004 Maytag Services

MDB6600AWB MDB6600AWQ MDB6600AWS MDB6600AWW

MDB7600AWB MDB7600AWQ MDB7600AWS MDB7600AWW

MDB7650AWB MDB7650AWQ MDB7650AWS MDB7650AWW

Due to possibility of personal injury or property damage, always contact an authorized technician for servicing or

repair of this unit. Refer to Service Manual 16021814.

CAUTION

!

All safety information must be followed as provided in Service Manual 16021814.

!

WARNING

To avoid risk of electrical shock, personal injury, or death, disconnect power to dishwasher before servicing, unless

testing requires power.

Specifications MDB6600AW*

MDB7600AW*

MDB7650AW*

Benefits MDB6600AW* MDB7600AW* MDB7650AW*

Power Source

Wash cycles 5 5 5

Voltage AC 120 VAC Heavy Wash X X X

Amperage (Single Unit) 15 A Normal Wash X X X

Frequency 60 Hz Light Wash X X X

Motor horsepower 1/3 Rinse Only X X X

Receptacle N/A Auto Clean X X X

Plug N/A Drying System X X X

Dimensions Features

Height−overall

33 ½” to 35 ¼” QuietSeries 300™ X X

Width 23 7/8” QuietSeries 200™ X

Depth 23 1/2” *ToughScrub™ X X X

Weight

*Extra Rinse X X X

Un-crated 65 lbs. *Sanitizer X X X

2/4/6 Hour Delay

Start

X

1-9 Hour Delay

Start

X X

Control Lock X X X

Energy Star X X X

Active Vent Dry X X X

Finer Filtration X X X

Hard Food

Disposer

X X X

Remaining Time

Countdown

Display

X

11 Touch Pad

Controls

X X X

*On selected models only

Component Specifications

!

WARNING

To avoid risk of electrical shock, personal injury, or death, disconnect power to dishwasher before servicing,

unless testing requires power.

16023212 2 May 2004

©2004 Maytag Services

Illustration Component Test Procedure Results

Dishwasher Motor

CCW rotation only

viewed from shaft

end.

1/3HP

120V/60hz, 3.2 amps,

3250 RPM

Main Wattage, 285

watts

Start Wattage, 1115

watts

Measure resistance from

ST5 (Motor Common – blue) to ST8

(Motor Main - yellow) ...........................

See Component Specifications/Motor

Connections for details.

3 to 4 Ω

Control Board See Component Specifications/

Membrane Readings for

troubleshooting/pin-out instructions.

Water valve

120V/60hz, 7 watts

1.13 ± .10 gpm at 20-

120 psi

Measure resistance from

J6 Pin 4 Aqua (Float switch) to ST4

Black (Common) .................................

1.1 k Ω

(This value assumes the float switch is

closed).

Vent wax motor

120V with 1/4"

actuation stroke

within 60 seconds

Measure resistance from J6 Pin 1

Purple (Vent) to ST4 Black (Common)

1.2 k Ω

Dispenser wax motor

120V with 1/4"

actuation stroke

within 60 seconds

Measure resistance from J6 Pin 3

Tan (Dispenser) to ST4 Black

(Common) ..........................................

2 k Ω

Component Specifications

!

WARNING

To avoid risk of electrical shock, personal injury, or death, disconnect power to dishwasher before servicing,

unless testing requires power.

May 2004 3 16023212

©2004 Maytag Services

Illustration Component Test Procedure Results

Limit Thermostat

Close on Temperature drop @ 149°F

± 7°F (Temp) ......................................

Open on Temperature drop @ 164°F

± 4°F (Temp) ......................................

0 Ω = Closed

Infinite Ω = Open

Sensor/Thermistor

10KΩ ± 3% at 77°F and 2.4 k Ω ±

6.5% at 140°F

J5 pin 1 - Orange (Temp) to J5 Pin 4 -

Red (Neutral) .....................................

Infinite Ω = Open

0 Ω = Closed

Heater/Heating

Element

120v/60hz, 650 watts

± 5% in air, 830 watts

± 5% in coldwater

Measure resistance from ST1

Red/Black (Heater) to ST11 White

(Common) ..........................................

16 Ω

(This value assumes the high limit

thermostat is closed).

Drain Motor

120v/60hz

Measure resistance from

ST6 Gray (Drain) to ST4 Black

(Common) ..........................................

See section “Motor Connections and

Diagram” for wiring contacts.

25 Ω