20
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Length and size of pipe to cold water distributor
Length m size Inch/DN
-
Distribution train for cold water
Train length size No. off
m inch/DN taps
I
II
III
-
Distribution trains for hot water
Train length size No. off
m inch/DN taps
I
II
IIl
-
What UP fittings have been installed? No. off
UP thermostatic valve
UP single lever mixer
Wall-fitted flusher
Manufacturer
-
Are these fittings with additional flushing fittings suitable for flushing?
-
Have aerators and deaerators been installed?
Flushing to DIN 1988:
-
Unless already done during installation, cut pipe after micro-filter. Minimum between
threaded joints 190 mm (structural measure for later installation of DVGW-approved
appliances for secondary purification of drinking water) see item 4.1.1.
-
Install ROPULS Cleaning Compressor in the prepared spot. See point 4.1.1.
-
Short-circuit service water treatment and/or appliances for secondary purification.
See point 4.1.2.
-
Install flushing fittings at all taps. See point 4.1.4.
-
Provide UP fittings with the appropriate flush fittings. See point 4.1.4.
-
Fit hose connection to flushing fittings, join closely to sewage pipe and secure.
See point 4.1.5.
-
Connect cleaning compressor to electricity.
-
Switch on compressor. Automatic switch-off at 8 bar pressure.
-
Open inlet valve. The cleaning compressor automatically sets the flushing air pressure to
approx. 1 bar above existing water pressure.
-
Set cleaning compressor to flushing with compressed air by pushing the button.
-
Open all taps in sequence per train, as described under points 4.2.5 to 4.2.7. All taps to be
opened for at least 2 minutes or 15 sec per running meter of pipe to be cleaned. Then close
in reverse order.
ENGLISH
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