Alliance Laundry Systems HTEB17-N2802, Service Manual

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© Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT
To reduce the risk of electric shock, fire, explosion, serious injury or death:
• Disconnect all electric power to the machine and accessories before servicing.
• Close gas shut-off valve to gas dryer before servicing.
• Never start machine with any guards/panels removed.
• Whenever ground wires are removed during servicing, these ground wires must be
reconnected to ensure that the machine is properly grounded.
• Washer motor not grounded! Disconnect electric power before servicing motor.
W502
WARNING
Troubleshooting
NetMaster and MDC Models – Washer Control
19. ERROR CODE LISTING
E:df
Drive failure.
This error code is generated by the motor control and
transmitted to the master control. Several conditions can cause
this code; motor unplugged, motor failure, tachometer circuit
open, inner basket locked up. This is a fatal error. Machine must
be unpowered to reset.
E:SP
Serial communication error.
This error code occurs when the master control cannot
communicate with the motor control. The master control will try
to reset the motor control by powering it down. It will try
resetting three times before setting the error code. Common
causes: fuse blown on motor control board, wiring to motor
control incorrect. This is a fatal error.
E:FL
Fill error.
This error code occurs if the pressure switch fails to open in 30
minutes in any fill/agitate cycle. This is a fatal error.
door
Door Open Indicator.
This error code occurs when the door is not closed at the start of
an active cycle. If the door is closed, check for wiring or door
switches.
E:do
Door open error.
This error code occurs if the control detects the door open and
door locked inputs high at the same time. You can get this error
if you jerk on the door when it is locked or as it is about to lock.
This is a fatal error.
E:dL
Door lock error.
This error code occurs if the door does not lock in 15 seconds or
unlock in 3 minutes at the end of the cycle. This is a non-fatal
error. If the door locks or unlocks while E:dL is displayed it will
clear the error condition. Also if the door is opened after failing
to lock it will clear the display.
OP
Open thermistor error.
This error code occurs if the thermistor circuit opens while
heating.
SH
Shorted thermistor error.
This error code occurs if the thermistor circuit is shorted while
heating.