Karcher IP 55 - Manual (Page 13)

English 13
ƽ
Danger!
Risk of accident while working on the appli-
ance. Carry out all the steps described in
the chapter "Shut down" before starting
anhy work on the device.
– The covers can be removed once the
screws have been taken off.
Only change the oil while it is still warm.
ƽ
Danger
Risk of burns due to hot oil!
Let the oil cool down to approx. 40 °C prior
to changing the oil.
Î
Place a pan underneath the locking
valve to catch the oil.
Î Turn out the oil drain screw.
Î Open the locking valve and let all the oil
drain.
Î Close locking tap.
Î Fix in the oil drain screw and tighten it.
Î Unscrew the lid from the oil fill neck.
Î Fill in fresh oil until the oil level lies be-
tween the “MIN“ and “MAX“ markings.
For oil type refer to technical specifica-
tions.
Î Screw the lid onto the oil fill neck.
Î Switch on the machine and check the oil
level indicator while the machine is run-
ning. If required, top up oil carefully.
ƽ
Danger!
Risk of accident while working on the appli-
ance. Carry out all the steps described in
the chapter "Shut down" before starting
anhy work on the device.
ƽ Danger
Risk of cold burns on account of dry ice or
cold parts of the machine. While working on
the machine, wear appropriate safety gear
for protection against cold or remove dry ice
and let the machine heat up.
Avoid bodily contact with dry ice.
Never put dry ice in your mouth.
Tightening torques
M3 1.1 Nm
M4 2.5 Nm
M5 5.1 Nm
M6 8.8 Nm
M8 21.4 Nm
M10 44 Nm
M12 88 Nm
M14 119 Nm
M16 183 Nm
M20 224 Nm
Opening the device
Maintenance Works
Oil change
Troubleshooting
Faults with display
Fault Possible cause Remedy By whom
Indicator lamp "Oil
temperature high" illu-
minates The oil cooler ventilator is not functioning
properly Check ventilator function of oil cooler, clean if
required. Call customer service in case of de-
fects. Operator
Defective temperature switch Inform Customer Service. Operator
Indicator lamp "Motor
overload" illuminates Press "Reset" key. Restart the machine. If the
fault recurs, call customer service. Operator
Indicator lamp "Cycle
too long" illuminates No extrusion Check the extruder plate and the pistons for
damage; contact customer service if damaged. Operator
Defective positioning sensor Inform Customer Service. Operator
Direction of rotation of the hydraulic pump is
wrong. Check the electrical connection. Customer
Service
Faults without display
Fault Possible cause Remedy By whom
No dry ice snow pro-
duction No liquid carbon dioxide in the supply line Wait until the liquid carbon dioxide has dis-
placed the gas in the line. Operator
Valve EV5 blocked or defective. If the solenoid valve is functioning properly,
there will be an audible click when the carbon di-
oxide supply is switched off. Call customer serv-
ice if necessary. Operator
Too much dry ice
snow in the exhaust
line Valve EV5 will not close. Inform Customer Service. Operator
Sintered bushing defective. Inform Customer Service. Operator
Water is dripping from
the machine Drain in the condensate collector or in the
condensate line plugged. Clean the drain and the condensate line. Operator