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26
English
Maintenance plan
WSO: Only carry out on systems with base exchanger
RO: Only carry out on systems with reverse osmosis.
Time & date
Activity
Performed
By whom
Daily
Check the high-pressure hoses.
Examine the high-pressure hoses for mechanical damage such as abrasion damage,
visible hose fabric, kinks and cracked rubber. Replace damage high-pressure hoses.
Operator
Check the washing brush.
Check the washing brushes for damage, soiling and wear. Replace bristles that are
shorter than 30 mm. In winter at temperatures below –5 °C, check for ice formation
and lock the foam wash if necessary. Replace the combination spray lance with a high-
pressure spray lance for this
Operator
Check the information notices at the wash-
ing station.
Check that the user information notices are present and legible.
Operator
Check the leak-tightness of the system.
Check pump and line system for leaks. Contact Customer Service when oil is present
under the high-pressure pump or when more than 3 drops of water per minute escape
from the high-pressure pump during operation.
Operator
Check the detergent filling level.
Check the filling level and refill if necessary.
Operator
Emptying the coin box
Open the appliance door and empty the coin box.
For systems with frost
protection: Daily in the
case of frost
Check the frost protection devices.
Is the hot air fan operating?
Is the setting of the thermostat regulator correct (warmer than -10 °C - level "I", colder
than -10 °C - level "II")?
Is the frost protection device operating (frost protection water quantity of approx. 0.5 l/min)?
Is the tool holder drain opening free?
Operator
Clean the sieve.
See the section "Cleaning the sieve".
Operator
Clean the frost protection pump filter.
Clean the filter and re-insert.
Operator
After 40 operating
hours or weekly
Check the oil level of the high-pressure
pump.
The oil level must lie between the MIN and MAX marks, otherwise refill with oil.
Operator
Check the oil level.
Milky oil indicates water in the oil. Notify Customer Service.
Operator
Clean the tool holders.
Remove dirt from the tool holders.
Operator
Checking detergent filter
Visually check the high-pressure jet for the presence of detergent, clean detergent fil-
ter if necessary.
Operator
Check for correction function
Checking the functionality of all washing programs
Operator
WSO: Checking the salt tank
Is the salt level above the water level? Top up the softening salt if necessary.
Operator
WSO: Check the residual hardness of the
softened water
Remove water from the hot water float tank and determine the residual hardness with
test set B (order no. 6.768-003). Target value: Less than 3 °dH.
Operator
Cleaning the outside of the housing
Mix a 10% solution of the "Washing hall and tile cleaner RM 841" detergent, apply to
the surfaces, allow to react for approx. 2 to 3 minutes, do not allow to dry. After the
contact time, rinse thoroughly with the high-pressure jet.
Operator
Mix a 20 % solution of "Washing Hall and Tile Cleaner RM 841" detergent, apply to the
surface and allow to react for approx. 2 to 3 minutes. After the contact time, clean the
surfaces with a damp pad or microfibre cloth and then rinse thoroughly with a high-
pressure jet. If desired, the large surfaces can be wiped off with a rubber squeegee.
Operator
Cleaning the splash guard tarpaulins
Mix a 10% solution of the "Washing hall and tile cleaner RM 841" detergent, apply to
the surfaces, allow to react for approx. 2 to 3 minutes, do not allow to dry. After the
contact time, rinse thoroughly with the high-pressure jet.
ATTENTION
Risk of damage
Solvents and detergents containing solvents can damage the splash guard tarpaulins.
Do not clean the splash guard tarpaulins with solvents or detergents containing solvents.
Operator
Once, 1 month after
initial startup
WSO: Changing the WSO ultra-fine filter 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.
Operator
After 80 operating
hours or fortnightly
Clean and care for the housing.
Thoroughly clean the exterior and interior of the housing.
Operator
After 160 operating
hours or monthly
Checking the frost protection water quanti-
ty.
Minimum value: approx. 0.5 l/min per washing tool (the tool with the lowest flow is de-
cisive).
Water quantity smaller with frost protection circuit:
Clean the frost protection
pump filter, clean the sieve (on the frost protection ball tap), flush the line.
Larger water quantity for all tools:
Regulate the water quantity with the frost protec-
tion ball tap.
Larger water quantity only at the high-pressure gun:
Replace the node piece in
the high-pressure gun.
몇
WARNING
The high-pressure gun can move uncontrollably and cause injuries if the frost
protection water quantity is too high.
Be sure to replace the node piece in the high-pressure gun if the frost protection water
quantity is too high.
Operator
Clean the detergent filters in the detergent
containers.
Remove the filter and rinse thoroughly with clean water.
Operator
WSO: Checking the salt tank
Check the water level (approx. 5...25 cm above the sieve plate).
Operator
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'.
Operator
Lubricate the door hinges.
Lubricate the hinges with grease (order no.: 6.288-072).
Operator
Lubricate the locks for doors and control
cabinet doors.
Spray care agent (order no.: 6.288-116) into the locks.
Operator
Quarter-yearly
Cleaning the coin slot
Open the device door. Clean the coin slot (see section "Maintenance work").
Operator
After 250 operating
hours or half-yearly
Check the pump head.
Customer Service
Check the fresh water float valves.
If water escapes from the overflow hose, check the seal at the float valve. If necessary,
replace the float valve.
Operator/Custom-
er Service
Check the pump hose in the dosing pump. Check the pump hose for cracks and wear and replace if necessary.
Operator/Custom-
er Service
After 500 operating
hours or annually
Completely check the high-pressure
pumps.
Customer Service
Replace the oil in the high-pressure pump. See Maintenance work.
Operator
Annually before the
frost period
Cleaning the filter in the Power foam noz-
zle (option)
See "Cleaning the frost protection/Power foam nozzle". Determine the following clean-
ing intervals according to experience.
Operator
Every 1000 operating
hours
WSO: Changing the WSO ultra-fine filter 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.
Operator
Safety check
Safety check according to the directives for liquid jet cleaners/accident prevention
guideline.
Customer Service