Karcher 600 MP manual Malfunctions, WTC 600 LP / MP

WTC 600 LP / MP Version 06/05 Malfunctions

5 Malfunctions

Malfunctions of the RO system are signaled with LEDs at the control panel (10) and indicated at the display.

i	In case of a malfunction, the system is generally switched off and the drinking water production
	is interrupted.
	If the malfunction can not be corrected, stop the drinking water production and notify the
	Kärcher Service.
	Designation/Indication	Possible Cause	Corrective Action
LED	fault	Metering container empty	Fill metering container and ac-
			knowledge malfunction after-
		Sensor signal missing	wards
			Kärcher Service
	regeneration	Flushing of the pre-filter is active	Not required, as the system
			switches on again automatically
	tank full	Drinking water tank full	Not required, as the system
			switches on again automatically
		Switch defective	Check switch;
			if required, Kärcher Service
Display	CV exceeded	Conductance value of the	Kärcher Service
		drinking water too high
	Hard water	Metering container empty	Fill metering container and
			acknowledge malfunction after-
			wards
	Pressure malfunction	Pressure of untreated water	Check untreated water supply
		too low	• Installation on building side
			• Admission-pressure pump
			• Hoses for untreated water

Malfunctions on the admission-pressure unit are indicated with the red LED (26) on the control unit of the admission-pressure unit.

Indication	Possible Cause	Corrective Action
Red LED lights	Untreated water supply	Check and reestablish the untreated
	disconnected	water supply.
		After correcting the malfunction,
		press the “Reset” pushbutton (23).

11