Maytag PDBL390AW Dishwasher User Manual


 
Component Readings/Testing
!
WARNING
To avoid risk of electrical shock, personal injury, or death, disconnect power to dishwasher before servicing.
July 2005 5 16026393
©2005 Maytag Services
Manual Function Test
A Manual Function Test may be started by pressing the key
5 times followed by the key within 8 seconds.
Heated Dry
Start
The LED will 3 times indicating manual test mode is
active. Specific keypads will turn on or off a component as follows:
The test will cancel 120 seconds after the last keypad is pressed. The display
(if available) will show ‘99’ until the remaining timeout period is less than 99
seconds. At this point it will countdown until the modes times out, is cancelled,
or another key is pressed. To cancel test, press the keypad.
To check control LED’s and components, enter . If control
fails to perform sequence as described, and a fault is detected, determine
failure as described in the . If a load component failure has
been diagnosed, proceed to the . To check individual
load components for proper operation, enter . Follow
test procedure as described. Repair or replace component as needed.
: The or may be detected during
a wash cycle selected by a consumer. If this happens, the control will go into a
30 second auto restart mode and shut down if the unit is not able to restart the
motor.
Normal Wash Flash
Start / Cancel
, Field Service Test
Field Service Test
Manual Function Test
Manual Function Test
Note High Current Low Current Motor Error
Diagnostic Tips
Membrane Readings
(All Models)
Heavy Wash
Normal Wash
Light Wash / China Crystal / Gentle Wash
Quick Wash
Rinse Only
Auto Clean / Sensor Clean
Heated Dry
Sanitize
Hi Temp Wash
Cycle Select
Start / Cancel
Delay
Tough Scrub Plus / Super Scrub / Power Scrub
Tough Scrub / Extra Wash / Hi Temp
Insta Wash
Model ID Jumper
An unpressed switch will read as an open circuit.
A pressed switch will read as 10k .
* On select models
*
*
/
*
*
*
*
*
*
*
*
*
(Front Only Controls)
Connector
J1
J1
J1
J1
J1
J1
J1
J1
Connector
J1
J1
J1
J1
J1
J1
J1
Measure Between
Pin 9 - Pin 5
Pin 9 - Pin 6
Pin 9 - Pin 7
Pin 9 - Pin 8
Pin 10 - Pin 5
Pin 11 - Pin 5
Pin 11 - Pin 6
Pin 11 - Pin 8
Measure Between
Pin 9 - Pin 5
Pin 10 - Pin 6
Pin 10 - Pin 7
Pin 10 - Pin 8
Pin 11 - Pin 7
Pin 12 - Pin 5
Pin 12 - Pin 7
Field Service Test
A Field Service Test may be started by pressing the key 6 times
followed by the key within 8 seconds. This test must be performed with
clean water to insure proper sensor performance.
“88” will appear in the display (if available*) and the following sequence of
events will occur:
The time for the Thermistor check / Turbidy Sensor check & calibration may
vary slightly.
The Field Service Test will not repeat. The LED will during
the test mode. All Indicator lights (except ) will illuminate. If the
dishwasher door is opened during the test, the test sequence will pause, and
resume when the door is closed. To the cancel test, press the
keypad.
The control has been designed to test the Sensor Memory and Motor. During
the Field Service Test, if a fault has been detected, the test will abort any time
after the motor current has been checked and 2 or more LED's will begin to
. A will occur immediately after the test is
started. The LED and one of the following:
- failure - LED
- failure - LED
- high current - LED
- low current - LED
- LED
* On select models
Heated Dry
Start
Heavy Wash Flash
Heavy Wash
Start / Cancel
,,
Flash Memory / Software Check
(Delay / Delay 2 hr)
Turbidity Sensor Hi Temp Wash
Thermistor Heavy Wash
Motor Normal Wash
Motor Light Wash
Memory Failure Heated Dry
Membrane Readings
(Front & Top Controls)
SECONDS
106
5
120
180
120
4
FUNCTIONS / ACTIVE LOADS
Vent Wax Motor / Water Valve
Thermistor check / Turbidity Sensor check &
calibration - no loads active.
Wash Motor / Vent Wax Motor / Dispenser
Wax Motor
Wash Motor / Heater / Vent Wax Motor
Drain Pump
Water Valve
Insta Wash
Tough Scrub Plus / Super Scrub / Power Scrub
160° Wash
Tough Scrub / Extra Wash / Hi Temp
Model ID Jumper
Start / Cancel
Delay
Insta Wash
Tough Scrub Plus / Super Scrub
160° Option
Tough Scrub / Extra Wash / Hi Temp
Model ID Jumper
Start Cancel
Delay
*
*
*
*
*
*
*
*
*
(Top Only Controls)
Connector
J1
J1
J1
J1
J1
J3
J3
Connector
J1
J1
J1
J1
J1
J1
J1
Measure Between
Pin 10 - Pin 6
Pin 10 - Pin 7
Pin 10 - Pin 8
Pin 11 - Pin 7
Pin 12 - Pin 8
Pin 9 - Pin 5
Pin 9 - Pin 6
Measure Between
Pin 10 - Pin 6
Pin 10 - Pin 7
Pin 10 - Pin 8
Pin 11 - Pin 7
Pin 12 - Pin 6
Pin 13 - Pin 12
Pin 13 - Pin 14
Heater¹
Wash Motor
Drain Motor
Vent Wax Motor
Dispenser Wax Motor
Water Valve²
Thermistor
1. This value assumes the high limit thermostat is closed.
2. This value assumes the float switch is closed.
Notes:
Load Readings
Measure Between
ST1 (Heater) - ST11 (Dlb Neutral)
ST5 (Motor Common) - ST8 (Motor Main)
ST6 (Drain) - ST4 (Dlb Line)
J6 Pin 1 (Vent) - ST4 (Dlb Line)
J6 Pin 3 (Disp) - ST4 (Dlb Line)
J6 Pin 4 (Inlt) - ST4 (Dlb Line)
J5 Pin 1 (Temp) - J5 Pin 4 (Neutral)
Result
16
3 to 4
25
1.2k
2k
1.1k
See Component Info
KEY Function LED
Hi Temp Wash Wash Motor Hi Temp Wash
Delay Water Inlet Valve Delay
Heated Dry Heating Element Heated Dry
Cycles Select / Normal
First Press Vent Heavy Wash
Second Press Dispenser Normal Wash
Third Press Drain Pump Light Wash / China Crystal