Weidner Waschbar S 2000 Manual- And Maintenance Instruction page 35

LED check Waschbär S2000
You have aside of the controller two LED's (green and red) these are relevant for the operation
condition and show problems and errors as follows:
Mode
Green permanent blinking 1,5 Sec. long
Switch-on
1 time only
Green rhythmic blinking permanent per
Standard operation
sec.
Phase missing Rd / green in rotation permanent
double blinking per sec.
Green permanent light
Thermal contact
Red double blinking per sec,
Emergency stop
continuously
By cold water operation these LED have to be illuminated during normal operation.
13 Winding protection
15 Winding protection
19 24 VAC power supply (check if 24VAC available)
23 Pressure switch (start of the time delayed stop,depending on the unloader valve)
32 Option
40 Pump contactor
By hot water operation, these LED must be on during regular operation.
12 Flow water control switch
13 Winding protection
15 Winding protection
17 Temperature adjustment
19 24 VAC power supply (check if 24VAC available)
20 Low fuel switch
21 Main switch position „hot"
23 Pressure switch (start of the time delayed stop,depending on the unloader valve)
32 Option
38 Relay for fuel oil
40 Pump contactor
should one of these LED be not illuminated, it can be coming to malfunction or problems during
operation of the machine.
Since this universal control various references interrogate in their order a time delay of 5-10
sec.between shut off and resetting must be kept.
Code shown on LED
red / green
Reinigungssysteme
die sauberste Lösung
the cleanest solution
Problem / Function
Switch-on , not working
Endless loop, everything is OK
Phase L2 or L3 mal function
Start new with main switch
Thermo contact switch has opened
New start with main switch
.........
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