ALLIANCE AE7133 Service Manual Page 79

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78 60549
Section 8 Service Procedures Unique to Electronic Control Model Dryers
To reduce the risk of electric shock, fire, explosion, serious injury or death:
Disconnect electric power to the dryer(s) before servicing.
Close gas shut-off valve to gas dryer(s) before servicing.
Never start the dryer(s) with any guards/panels removed.
Whenever ground wires are removed during servicing, these ground wires must be
reconnected to ensure that the dryer is properly grounded.
W001R1
WARNING
© Copyright, Alliance Laundry Systems LLC DO NOT COPY or TRANSMIT
b. The diagnostic cycle is used in conjunction
with a self-diagnostic routine chart located on
the wiring diagram sticker inside of the control
hood. Refer to Figure 60. To begin the
diagnostic cycle, follow the flow chart on Page
82.
NOTE: If the symptom or problems corresponds to
one of the symptoms detailed on the following
pages, proceed to that flow chart. (The diagnostic
cycle chart check does not have to be made.)
c. Self-Diagnostic Routine
Entry: Follow the sequence given below.
(1) Make sure dryer loading door is closed.
(2) Start in the idle mode (all LEDs off).
(3) Press the SIGNAL and GO pads
simultaneously.
(4) If unable to start routine, check door switch.
Exit: Do any of the following.
(1) Press any pad.
(2) Open dryer loading door.
(3) Unplug the dryer.
ELECTRONIC CONTROL BOARD
Figure 59
DRY1068S
L1, RED
(COM)
HEAT RELAY
K2
THERMISTOR
(P6)
THERMISTOR
(P5)
TRANSFORMER
GROUND
GREEN
(P4)
MOTOR
RELAY K1
FAN
BROWN
(P1)
DOOR SWITCH
GRAY
(P2)
NEUTRAL
WHITE
(P3)
HEATER
ORANGE
(NO)
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