WDT GRANUDOS Flex-CPR Touch XL, Operating Instructions Manual

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Dosing unit GRANUDOS Type Flex-CPR Touch XL,
Type Flex-Touch and Type Flex-S5
Index: 01 Change date: 11/10/2023 OI No.: BA SW 022-01 Granudos Flex Dosiereinheit EN.docx Page 60 of 68
7.2 Fault removal
For opening the control housing, see Chapter 4.5.1, page 35.
TIP!
Faults are indicated in the display in the IN and OUT list by the appropriate symbol, or as text in the
status line. See also the Operating Instructions for the control unit:

For CPR Touch XL, Operating Instructions “CPR-Touch XL Measuring and Control Unit” No. BA
MR 001 (with measuring cell block), in Chapter “Fault removal”.

For GRANUDOS Touch, Operating Instructions “GRANUDOS Touch Control Unit” No. BA SW
010, in Chapter “Fault removal”.

For GRANUDOS S5, Operating Instructions “GRANUDOS S5 Control Unit” BA No. BA SW 014,
in Chapter “Fault removal”.
The flushing tub must not overflow when the GRANUDOS is shut down. Should this occur, one of the
following elements is leaking:

Floating valve

Replace diaphragm

Suction pipe with switch body

Check for foreign objects

Pressure retention valve in the measuring water line above the booster pump

Set valve,
replace diaphragm, if necessary
TIP!
Encrustations of chlorine granulate at the dosing hopper can lead to malfunctions. Clean the dosing
hopper according to the maintenance protocol.