Maytag MAH2400AW Service Manual page 12

Troubleshooting Procedures
To avoid risk of electrical shock, personal injury or death, disconnect power to unit before servicing, unless testing
requires power.
Manual packed behind Toe Panel.
•
Perform Board Output Test. Check door lock
system. See Technical Sheet or Mini Manual packed
behind Toe Panel.
•
Check electrical connections at lock switch assembly
and Machine Control Board (CN2).
Will Not Unlock
•
Push door closed to make sure nothing from inside
is pressing against it, which may keep it from
unlocking.
•
Display shows LO. Press Off, Start/Pause or unplug
washer. Door will unlock after 3 minutes.
•
Door locked from water level too high. Opening door
will result in water draining from door opening.
•
Place washer into Service Mode. See Technical
Sheet or Mini Manual packed behind Toe Panel.
•
Perform Board Output Test. See Technical Sheet
or Mini Manual packed behind Toe Panel. Check
door lock system for loose connections.
Will Not Drain
•
Check for restricted drain system.
•
In cold climates check for frozen drain hose.
•
Check for 120 VAC at the Drain Pump when a spin
cycle is selected.
•
Check pump motor winding resistance. (14.2 ohms)
•
Check that the machine control correctly senses the
water level in the washer. See Board Input Test.
See Technical Sheet or Mini Manual packed behind
Toe Panel.
•
Go to Board Output Test and perform Pump out
test. See Technical Sheet or Mini Manual packed
behind Toe Panel.
•
Check the Machine Control Board connections at
CN3 (Pin 1) for the pump and relay (Pin 2).
•
Should see 110-120VAC.
•
Check tub to pump hose for twist in hose.
Wrong Water Temperature
•
Check that both faucets are turned on fully.
•
Make sure water heater is set to deliver a minimum
of 120°F (49°C) hot water at the tap. Also check
water heater capacity and recovery rate.
•
If the water heater is located a long distance from
washer, the water line may need to be purged prior
to starting wash cycle.
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WARNING
•
Too Hot/Too Cold: This washer uses a reduced
amount of water, while the control board meters the
incoming flow to regulate the actual temperature of
the water in the tub. This may appear to be
significantly warmer/cooler than expected.
•
Make sure the temperature selection is correct.
•
Disconnect inlet hoses from the Water Valve and
clean the valve screens of any debris.
Noisy and/or Vibration/Walking
•
Check if the washer was properly leveled and the
locking nuts are securely tightened up against the
base frame of the washer.
•
Check and determine all five of the shipping bolts
and spacers have been fully removed from the rear
panel of the washer.
•
Check for proper load size and distribution. If clothes
load is too small, add a few towels to balance the
clothes load better.
•
Check the tightness of the rear pulley bolt. Tighten if
necessary.
•
Clean floor and bottom side of washer feet.
Rubber Feet Leaving Marks on Floor
•
Use a pencil eraser to remove mark.
•
Walk washer into location, do not drag.
Additive Cups Full of Water
•
Small amount of water in bottom of additive cups is
normal.
•
Remove and wash Dispenser Tray, removable Cup,
and Rinse Cap.
•
Level washer.
Buttons do not Respond
•
Options cannot be changed while cycle is running.
Press Start/Pause once to pause cycle while making
selections. Press Start/Pause again to restart
washer.
•
Child Lock feature has been selected. To disable
feature press and hold Chime and Delay Start
simultaneously until a beep is heard.
•
When display shows "End", only the Power Off
button will function. Press Power Off and make new
cycle selections.
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©2004 Maytag Services