WTC 600 LP / MP

MAINTENANCE

-Apply Propandiol1) to the rubber seals.

-Insert a new filter (19/7) at the supply opening (end without seal first!).

-Attach all adapters.

-Insert lid (19/4) in such a manner that the threads of the openings are flush with the nuts of the clamp (19/5).

-Install securing rings and screw in connections.

-Fasten module to frame and connect pipe lines.

-Flush the equipment for 10 minutes (3.4.3.7).

-Switch to the operation operating mode:

-The equipment values must correspond with those of the initial start-up.

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2

4

3

5

Figure 19 Assembly and disassembly of the RO filter

4.4Cleaning in Case of Malfunction

The following measured variables or their change from the original values (cf. operating certificate) are indicators for the need for cleaning or disinfecting the system.

The WTC 600 service kit (2.901.044.0) is intended for cleaning the WTC 600. Apart from the cleaning chemicals and a wet-dry vacuum, it contains all the equipment needed for cleaning and conserving the WTC 600 LP and MP.

The cleaning chemicals must be ordered separately.

The system should be cleaned if the following differences occur compared to the initial startup

-The drinking water flow drops by 200l/h at the same pressure

-The conductivity doubles at the same pressure and temperature

-The differential pressure between the pump pressure and concentrate pressure increases by more than 2 bar.

NOTE Alkali cleaning with RM MCT 511 first, then acid cleaning with RM MCT 103.

NOTE Only disinfect if cleaning is unsuccessful.

1)Propandiol: Item No. 6.290-910.0

Service Handbook 08.2004

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Karcher 600 CD manual Cleaning in Case of Malfunction, Assembly and disassembly of the RO filter

600 CD specifications

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