Operating instructions

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F 074 Contact of high pressure pump at washing station 4 stuck Call customer service.
F 076 Coiling protection contact of high pressure pump washing station 4 has
triggered.
Acknowledge the fault. If the fault recurs, call cus-
tomer service.
F 077 Oil level of high pressure pump at washing station 4 too low Refill oil, acknowledge the fault.
F 078 Electronics at washing station 4 defective Call customer service.
F 080 No connection to remote control electronics at washing station 4 Check the connector of the data cable with the elec-
tronics of the remote control.
F 081 Fault at coin acceptor at washing station 4 Call customer service.
F 082 Check the microswitch on the mechanical coin ac-
ceptor, replace electronic coin acceptor
F 177 Current pickup of pump undercarriage wash too high Reset motor protection switch; call Customer Ser-
vice if the problem recurs.
F 200 No connection between the SB MB control and the electronics of the
WSO
Call customer service.
F 201 Outputs of the control SB MB to the WSO overloaded
F 202 Hardness sensor shows hard water after regeneration see "Water remains hard after regeneration"
F 204 Failure in the electronics Call customer service.
F 210 Level sensor BUFFER TANK EMPTY activated Fill the tank to the level sensor BUFFER TANK
EMPTY (max. switch delay 60 minutes)
F 211 Level sensor BUFFER CONTAINER EMPTY and BUFFER CON-
TAINER FULL switch simultaneously
Check level switch.
F 212 Level sensor RO PUMP ON and BUFFER CONTAINER FULL switch
simultaneously
F 213 Water pressure at the pump RO below 0.3 bar. Check the flow pressure of the water supply
Check the water filter
F 214 Site-supplied water preparation reports fault See operating instructions of the site supplied water
preparation
F 220 Water shortage See "Low water level in the swimmer tank for warm
water"
F 221 Exhaust temperature is too high See "Exhaust thermostat switched off“
F 222 Current pickup of circulation pump for warm water too high Reset motor protection switch. If the fault recurs,
call customer service.
F 223 Burner fault See "Burner failure"
F 224 Safety thermostat of the burner has got triggered Reset automatic fuse.
F 225 Burner delay active Wait until the delay time until the burner restart has
elapsed.
F 226 Flow indicator did not open within 5 seconds after the circulation pump
for warm water was turned off.
Call customer service.
F 227 Flow indicator did not close within 3 seconds after the circulation pump
for warm water was turned off.
F 228 Hot water outlet cools off too slowly after the burner is turned off Check the warm water circuit.
F 229 Fault in warm water temperature sensor Call customer service.
F 230 Fault in burner outlet temperature sensor
F 231 Fault in warm water temperature sensor
F 232 Fault in burner outlet temperature sensor
F 233 Water temperature with external supply with warm water hotter than
60°C.
Reduce temperature of the water supply
F 240 Failure exterior temperature sensor Call customer service.
F 241 Failure exterior temperature sensor
F 242 Current pickup of circulation pump for anti frost protection too high Reset motor protection switch or fuse. If the fault re-
curs, call customer service.
F 243 Current pickup of circulation pump for wash station heater too high
F 244 Warm water temperature too low, washing station heater was turned
off
Check the the continuous water heater and the
warm water circuit
F 245 Current pickup of foam hose heater for dry foam too high Reset motor protection switch. If the fault recurs,
call customer service.
F 250 Current pickup of pump for special washing programme too high
F 280 No connection to electronics A6 Acknowledge the fault. If the fault recurs, call cus-
tomer service.
F 281 Outputs of the electronics A6 overloaded
F 282 Current consumption of pump for rim cleaner too high
F 283 Current consumption of pump for rim cleaner too low
F 284 Contactor of pump for rim cleaner is jammed Call customer service.
Display Cause Remedy
38 EN