Whirlpool Bravos XL, Руководство по обслуживанию

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PAGE 11
FOR SERVICE TECHNICIAN’S USE ONLY
DO NOT REMOVE OR DES TROY
TROUBLESHOOTING GUIDE
PROBLEM POSSIBLE CAUSE CHECKS & TESTS
No power to dryer. Check power at outlet, check circuit breaker,
fuses, or junction box connections.
Connection problem between AC plug and dryer. See Test #2: Supply Connections, page 13.
Connection problem between ACU and UI.
Check connections and harness continuity
between ACU and UI.
Power supplies not present at machine electronics. See Test #1: ACU Power Check, page 12.
User Interface problem.
See Test #6: Buttons & Indicators, page 22.
Door not fully closed or striking the door latch. Be sure the door is completely closed,
then press and hold the START button.
Door Switch problem. See Test #7: Door Switch, page 22.
Drive Belt / Belt Switch problem. See Test #3: Motor Circuit, page 15.
Thermal Fuse / Motor problem. See Test #3: Motor Circuit, page 15.
User Interface problem. See Test #6: Buttons & Indicators, page 22.
ACU problem. See Test #1: ACU Power Check, page 12.
Poor airflow. Check lint screen and exhaust vent. Clean
if necessary.
Check the Start/Pause button. Perform Key Activation & Encoder Test.
Moisture Sensor problem. See Test #5: Moisture Sensor, page 21.
Thermistor problem. See Test #4a: Thermistors, page 18.
User Interface problem. See Test #6: Buttons & Indicators, page 22.
ACU problem. See Test #1: ACU Power Check, page 12.
User selected invalid option. Refer customer to “Use and Care Guide”.
User Interface problem. See Test #6: Buttons & Indicators, page 22.
Drive Belt / Belt Switch problem. See Test #3: Motor Circuit, page 15.
Thermal Fuse (elect. only). See Test #4b: Thermal Fuse, page 20.
Door switch problem. See Test #7: Door Switch, page 22.
Motor problem. See Test #3: Motor Circuit, page 15.
ACU problem. See Test #1: ACU Power Check, page 12.
Check installation. Verify proper dryer installation.
Check for L1 and L2. Perform ACU L1 and L2 tests under Service
Test Mode.
Heater system malfunction or open heater coil. See Test #4: Heat System, page 16.
ACU problem.
See Test #1: ACU Power Check, page 12.
Heater coil shorted. See Test #4: Heat System, page 16.
Heater relay shorted. See Test #4: Heat System, page 16.
Heater system problem. See Test #4: Heat System, page 16.
Dryness or Dry Level setting for auto cycles. Increase Dryness or Dry Level setting
Lint screen full. Clean if necessary. Refer customer
to “Use and Care Guide”.
Heater vent clogged. Clean if necessary. Refer customer
to “Use and Care Guide”.
Moisture Sensor problem. See Test #5: Moisture Sensor, page 21.
Adjust Customer Focused Dryness Level. See Test #5a: Adjusting Customer-Focused
Dryness Level, page 21.
Steam cycle not selected. Refer customer to “Use and Care Guide”.
No water to valve. Verify water supply is turned on.
No water from valve. See Test #9: Water Valve, page 23.
WATER VALVE NOT DISPENSING
(Water valve is activated intermittently
during the steam cycle.)
WILL NOT HEAT
HEATS IN AIR CYCLE
SHUTS OFF BEFORE CLOTHES
ARE DRY
DRUM WILL NOT SPIN
CONSOLE WON’T ACCEPT
SELECTIONS
WILL NOT POWER UP
- No operation
- No keypad response
- No LED's or display
WILL NOT START CYCLE
(No response when Start button
is pressed.)
WILL NOT SHUT OFF
WHEN EXPECTED
for one or more auto cycles.
WATER LEAKING FROM DRYER
(ON SOME MODELS)
(Too much water being dispensed
during steam cycles)
Residue buildup on water nozzle opening. Unscrew nozzle and clean if necessary.
(ON SOME MODELS)