Alliance Laundry Systems UL24A118, Installation & Operation Manual

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Troubleshooting
Troubleshooting Guide
Problem Cause Solution
1. The machine does not reach its
temperature (Gas Models). 1. Fuses tripped.
2. Thermal safety fallen out.
3. No gas.
4. Power/tension button.
5. Gas ignition tripped out. 1. Replace fuse.
2. Push thermal fuse.
3. Check gas input.
4. Replace power/tension button.
5. Push safety gas ignition.
2. Machine starts to heat, but gas
ignition goes into safety mode. 1. No gas.
2. Bad suction of the gases.
3. Ionization bar out of order.
4. Pressure bar out of order.
5. Gas valve out of order. 1. Check gas input.
2. Check gas inlet.
3. Ionization bar.
4. Check or change pressure gas valve.
5. Change the gas valve.
3. Machine is at temperature but
the bed does not close. 1. Green start button out of order.
2. Motor out of order. 1. Replace green start button.
2. Check motor print C2.
4. The bed closes but the roll does
not turn. 1. Foot pedal (option) pushed.
2. Finger guard pushed.
3. Frequency control out of order. 1. Check or replace contact F.D.C4
(option).
2. Check or replace contact F.D.C2.
3. Change frequency control.
5. Roll suction does not work. 1. Motor out of order.
2. Contactor out of order. 1. Replace motor.
2. Replace contactor C3.
6. No power. 1. Safety out of order.
2. Main switch out of order.
3. Fuses out of order. 1. Push motor safeties.
2. Replace main switch.
3. Replace fuses.
7. Creases in the linen. 1. Temperature of the bed is too low (under
302
o
F [150
o
C]).
2. Bed is dirty.
1. Adjust higher working temperature
(normally 338
o
F [170
o
C]).
2. Clean and wax bed.
8. Bad combustion of the gases. 1. Gas pressure is too high.
2. Gas valve is badly adjusted. 1. Adjust gas pressure to 13 mbar
(0.2 psi).
2. Adjust gas valve. Contact technical
service for instruction.