5

Fault

Condition

Solution

OVL.d

I x t overload (I = current, t = time).

Reduce motor current (Load).

hot

Heatsink/IGBT temperature high.

Reduce ambient temperature or reduce motor current.

br.rS

Braking resistor overload.

Call Customer Service.

AC.Lt

Drive is in current limit.

Call Customer Service.

Burner

Fault

Cause

Remedy

Continuous

No supply voltage so also no burning

Check fuses and wiring.

malfunction

reset lamp.

 

after reset

Overheat.

Check overheat thermostat (see Fig. 1).

 

Short-circuit electrode to earth.

Adjust electrode properly -> ignition probe: 3 mm from burner

 

 

(see Fig. 2).

 

No gas supply.

Check gas supply, gas tap and function of the gas valves.

Malfunction

 

Adjust electrode properly.

burner after

No ignition spark.

2 start

 

Machine has no contact with earth.

 

Check electrical connection of the machine.

attempts

 

 

Check overheat thermostat.

 

 

 

No ignition while there is a spark.

No gas supply.

 

 

Wrong adjustment gas valve.

 

 

No PWM signal on ventilator (turns full at spark).

thermostat

3 mm

Fig. 1

Fig. 2

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Image 43
Alliance Laundry Systems CI 2050/325, CI 1650/325 instruction manual After reset, Fault Condition Solution