Kärcher HDC 20/8 Manual De Instrucciones página 18

Fault
Appliance is not running; indicator lamp
for operations readiness is not illuminat-
ed
Pump starts during the stand-by period and
not when the hand spray gun is opened.
Full pressure does not build up in the ap-
pliance
High pressure pump is knocking; ma-
nometer is swaying wildly
Overflow valve opens and closes contin-
uously during 0 takeover
Indicator lamp "water low" is illuminated
(error no. 01)
Indicator lamp "engine overheated" is il-
luminated (error no. 02)
Indicator lamp "collection error" is blink-
ing (error no. 03)
Indicator lamp "collection error" is blink-
ing (error no. 04)
Indicator lamp "collection error" is blink-
ing (error no. 05)
Indicator lamp "collection error" is blink-
ing (error no. 06)
Indicator lamp "collection error" is blink-
ing (error no. 07)
Detergents simplify the cleaning tasks. The table gives a selection of detergents. Please read the instructions on the packaging carefully before working with any detergents.
Area of application Target group
Foaming Food industry/disassembly facilities Disinfection cleaning
Beverage facilities/wine cellars
Community
Agriculture
High-pressure cleaning Beverage facilities/wine cellars
Community
Agriculture
Ship equipment
Automotive/lorry workshop
Floor cleaning Food industry/disassembly facilities Intensive basic cleaner
Beverage facilities/wine cellars,
community
Automotive/lorry workshop
Ship equipment
Washing brush Community
Automotive/lorry workshop
Ship equipment
18
Possible cause
There is no voltage in the machine.
Main switch is switched off.
Motor protection switch for the control and the
prepressure pump has been triggered.
Control board defective, green LEDs are not
blinking.
Pressure sensor or cable to pressure sensor
defective.
Flushed the nozzle.
Suction site pipe leaking.
Safety valve is leaky.
Overflow valve is leaking or set too low.
Valve in the pump defective, high-pressure
solenoid valve does not close.
Pump is sucking air.
Valve plate or valve spring is defective.
Advance pump calcified or defective.
Leakage in the high-pressure pipeline system
or hand spray gun leaking.
Backflow valve or control piston seal leaking
in overflow valve.
The water shortage safeguard in the swimmer
tank has got activated.
Swimmer valve is jammed.
Thermal sensor in the engine or the over-cur-
rent protection switch has been triggered.
The temperature sensor in the swimmer tank
has been activated.
Leakage in the high-pressure pipeline sys-
tem.
Too many consumer loads open at the same
time.
Flow switch defective.
Leakage in the high-pressure pipeline sys-
tem.
Flow switch defective.
Pressure sensor does not transmit signal.
Temperature sensor does not transmit signal. Check temperature sensor, replace if required.
Detergent
Disinfectant
Foam disinfecting detergent, alkali-based
Foam detergent, alkali-base
Foam cleaner, acidic
Foam disinfecting detergent, alkali-based
Exterior foam cleaner, neutral
Disinfecting cleaner, inside
Disinfection cleaning
Disinfectant
Universal cleaner
Foam disinfecting detergent, alkali-based
Active cleanser, alkali-based
Active cleanser, alkali-based
Active cleanser, alkali-based
Active cleanser, alkali-based
Active cleaner, alkali-based (engine/parts)
Active cleaner, alkali-based (vehicle, top and bottom
wash)
Floor basic cleaner
Intensive basic cleaner
Floor basic cleaner
Intensive basic cleaner
Floor basic cleaner
Intensive basic cleaner
Floor basic cleaner
Exterior active cleanser, alkali-based
Universal cleaner
Active cleaner, alkali-based (vehicle, top and bottom
wash)
Exterior active cleanser, alkali-based
Remedy
Check electrical mains.
Turn on the main switch.
Check motor protection switch.
Check control board, replace if necessary.
Replace pressure sensor or cable.
Replace the nozzle.
Check screw fittings and hoses.
Check the setting; install new washers, if required.
Check valve parts; replace damaged parts; clean the dirt. Customer Service
Replace defective components.
Check suction system and remove leaks.
Replace defective components.
Check advance pump.
Locate and seal leakage.
Repair the overflow valve.
Remove the water shortage.
Check swimmer valve for free movement.
Rectify cause for over-loading.
Reduce water infeed temperature.
Locate and seal leakage.
Close some consumer loads.
Replace flow switch.
Locate and seal leakage.
Replace flow switch.
Check pressure sensor, replace if required.
Accessories
Detergent
7
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EN
of whom
Electrician
Operator
Customer Service
Customer Service
Customer Service
Operator
Operator
Customer Service
Customer Service
Operator
Customer Service
Operator
Operator
Customer Service
Operator
Operator
Customer Service
Operator
Operator
Operator
Customer Service
Operator
Customer Service
Customer Service
Customer Service
Kärcher description Dosaging in high pres-
sure
RM 732 1-3%
RM 735 0,75-7%
RM 734 2-5%
RM 58 ASF 1-2%
RM 59 ASF 1-2%
RM 734 2-5%
RM 57 1-2%
RM 732 1-3%
RM 732 1-3%
RM 735 0,75-7%
RM 55 0,5-8%
RM 734 2-5%
RM 81 1-5%
RM 31 1-5%
RM 81 1-5%
RM 81 1-5%
RM 31 1-5%
RM 81 1-5%
RM 750 1-5%
RM 69 0,5-1%
RM 750 1-5%
RM 69 0,5-1%
RM 750 1-5%
RM 69 0,5-1%
RM 750 1-5%
RM 69 0,5-1%
RM 81 1-5%
RM 55 0,5-8%
RM 81 1-5%
RM 81 1-5%