Alliance Laundry Systems BA025E - Page 53

Error Codes
Display Description Cause/ Corrective Action
EF 15, Ed 15 (Tumble Dryer Design 6)
Open Phase Error Check motor wiring. Replace motor if er-
ror persists.
EF 16, Ed 16 (Tumble Dryer Design 6)
Power Fail NO Dangerous Error Check voltage to machine and voltage to
inverter drive.
EF 18, Ed 18 (Tumble Dryer Design 6)
Fatal IPM Over Current Shunt Error Check motor wiring. Replace motor if er-
ror persists.
EF 19, Ed 19 (Tumble Dryer Design 6)
Fatal Hardware I2T Over Current Error Check for motor overload or blocking con-
dition which could be caused from lint
buildup or blocked fan, overwet load or
mechanical issues causing cylinder stick-
ing.
EF 21, Ed 21 (Tumble Dryer Design 6)
Speed Limitation Error Check that machine is configured to the
correct machine size.
EF 22, Ed 22 (Tumble Dryer Design 6)
Inrush Pin Hardware On/Off Fail Cycle power to machine. Replace inverter
drive if error persists.
EF 23, Ed 23 (Tumble Dryer Design 6)
Fatal IPM Temperature Acquisition Error
(NTC is in short circuit or open)
Cycle power to machine. Replace inverter
drive if error persists.
EF 24, Ed 24 (Tumble Dryer Design 6)
ADC Current Acquisition Fail Cycle power to machine. Replace inverter
drive if error persists.
EF 25, Ed 25 (Tumble Dryer Design 6)
VBUS Acquisition Fail Cycle power to machine. Replace inverter
drive if error persists.
EF 26, Ed 26 (Tumble Dryer Design 6)
Fault IPM Circuit Fail Cycle power to machine. Replace inverter
drive if error persists.
EF t1
Optional Heat Output Shorted Check wiring to valve/motor connected to
output, replace valve/motor.
EF t2
Motor Relay Enable Output Shorted Check motor power relay connected be-
tween, if error persists replace relay.
EF t3
Spare Relay Enable Ouptut Shorted Check relay powered by KM2 output, if
error persists replace relay.
EF t4
Auxiliary Relay 1 Ouput Shorted Error Check relay powered by Aux 1 output, if
error persists replace relay.
EF t5
Run Relay Output Shorted Error Check Relay powered by the Run output,
if error persists replace relay.
EF t6
Gas Valve 1 Output Shorted Error Check gas valve 1, if error persists replace
valve.
EF t7
Gas Valve 2 Output Shorted Error Check gas valve 2, if error persists replace
valve.
Table 9 continues...
Error Codes
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53 Part No. 70579901ENR9