Maintenance Work - Kärcher SB MB Bedienungsanleitung

Time & date Activity
After 200 operating Check the operating pressure of the high-
hours or monthly pressure pumps
Check the antifreeze water quantity
Clean the detergent filter in the detergent
container
Cleaning the filter
Clean the storage troughs
Checking the salt tank
Clean the burner
Lubricate the ceiling boom
Lubricate the door hinges.
Preserve the locks of the doors
Quarter-yearly Cleaning the coin slot
Check the time setting
After 1000 operating Check the pump heads.
hours or half-yearly
Replace the oil in the high-pressure pump. See Maintenance work.
Clean the flow-through vessel
Measure the burner
Changing the WSO fine filter
Annually before the Cleaning the filter in the Power foam noz-
frost period zle (option)
Annually Safety check
System maintenance
Check the temperature controller
Changing the filter inlay of the active car-
bon filter WSO
Check the RO pump
Gas burner maintenance
Every 5 years or as Cleaning the fuel tank
required

Maintenance work

Drain the condensation water from the compressor
1. Hold the condensate drain valve over a shaft or col-
lecting container.
Condensate drain valve
1
2. Open the condensate drain valve and drain the con-
densate.
3. Close the condensate drain valve.
68
Performed
The pressure gauge must indicate 9...10 MPa (90...100 bar). Otherwise, rectify the
fault according to the information in the section "Help with faults".
Target value: approx. 0.5 l/min per washing tool.
Water volume greater: Replace the node piece in the high-pressure gun.
WARNING
Risk of injury, risk of damage
The high-pressure gun can move uncontrollably and cause injuries or damage if the
frost protection water volume is too high.
Be sure to replace the node piece in the high-pressure gun if the frost protection water
quantity is too high.
Water quantity smaller: Clean the frost protection pump filter, clean the sieve in the
throttle, flush the pipe, check the direction of rotation of the pump.
Remove the filter and rinse thoroughly with clean water.
Clean the filter for frost protection circuit water.
Clean the tool storage troughs.
Check the water level (approx. 5...25 cm above the sieve plate).
Check for deposits, empty if necessary, clean, refill with softening salt and put back
into operation. Danger of malfunctions. When topping up with softening salt, use only
the softening salt in tablet form listed in the chapter 'Accessories'.
● Clean the sight glass for flame monitoring (see section "Maintenance work").
● Clean and check the ignition electrodes.
Lubricate the grease nipple with a grease gun (grease 6.288-055.0).
Lubricate the hinges with grease (order no.: 6.288-072).
Spray care agent (order no.: 6.288-116) into the locks.
Open the coin acceptor door. Clean the coin slot (see section "Maintenance work").
Check the time and date set on the controller and correct if necessary.
Replace the valves completely if the valve discs are severely damaged.
Clean soot and scale from the heating coil.
Measure the exhaust gas values, clean and adjust the burner if necessary.
Shut off the fresh water inlet, unscrew the filter cup, replace the filter insert, refit the
new filter insert and filter cup, open the fresh water inlet.
See "Cleaning the frost protection/Power foam nozzle". Determine the following clean-
ing intervals according to experience.
Safety check according to the directives for liquid jet cleaners/accident prevention
guideline.
Maintenance contract with replacement of all wear parts.
Check the function of both temperature controllers.
Close the stop valve for fresh water (provided by the customer), unscrew and rinse out
the filter cup, replace the filter inlay with a new one, refit the filter inlay and the filter
cup, open the stop valve for fresh water and start up the system.
Inform Customer Service. Check characteristic curve (flow rate and pressure).
Have maintenance work carried out by the burner manufacturer's Customer Service.
Pump out the remaining fuel. Empty the sediment and dispose of it. Clean the inside
of the tank.
Grease the high pressure gun
1. Unscrew the spray lance.
2. Unscrew the 6 screws.
Screw
1
Handle bowl half
2
Node piece
3
Needle bearing
4
O-ring
5
Pipe / handle bowl contact surface
6
High-pressure hose
7
3. Remove the handle bowl half.
4. Fill the chamber for the needle bearing in the handle
bowl half with grease.
5. Grease the needle bearing and the O-ring.
6. Grease the pipe / handle bowl contact surface.
7. Screw the handle bowl halves back together.
English
Clean the sight glass for flame monitoring
1. Release the fuel line.
2. Pull the light sensor sideways out of the holder.
Screw
1
Nozzle holder
2
Light sensor
3
Cover
4
Sight glass
5
Baffle
6
3. Unscrew the 3 screws.
4. Remove the cover with the holder for the light sen-
sor.
By whom
Operator
Operator
Operator
Operator
Operator
Operator
Operator
Operator
Operator
Operator
Operator
Operator
Operator
Customer Service
Operator
Customer Service
Customer Service
Operator
Operator
Customer Service
Customer Service
Customer Service
Operator/Custom-
er Service
Customer Service
Tank cleaning ser-
vice