English (GB)
11
10. Taking the product out of operation
10.1 Temporary decommissioning for up to 48 hours
If the latest water sample was drinking water quality, then no
further preparation is required. You can switch off the power
supply to the product and disconnect it from the system.
If the latest water sample was not drinking water quality, contact a
Grundfos service specialist to have him clean the product before
storage.
10.2 Temporary decommissioning for more than 48
hours
To avoid bacterial growth inside the product during prolonged
standstill, it must be flushed with a cleaning agent. Contact a
Grundfos service specialist and have him do this.
10.3 Decommissioning for transport
Before transport, set the product to service mode and wait 1
minute before switching off the power supply. If in doubt, contact
Grundfos. Observe section 3.1 Transporting the product.
10.4 Decommissioning for disposal
For disposal see section 13. Disposal.
11. Maintaining the product
• For maintenance work, always use appropriate protective
equipment.
• Use approved lifting equipment when lifting and handling the
product.
• After maintenance, inspect the entire product for defects
before starting the product.
11.1 Regular maintenance
* Optional component
11.1.1 Cleaning the product
Clean the surface with a dry and clean cloth, if necessary.
11.1.2 Checking the product status
Check the product status daily.
If alarms or warnings are displayed, see section 8. Alarms and
warnings.
If strange noises or unusual vibrations occur contact the
manufacturer.
If the product is not cleaned sufficiently before
storage, fouling can occur in the flow cell leading to
faulty measurements after restart.
If the product is not cleaned sufficiently before
storage, fouling can occur in the flow cell leading to
faulty measurements after restart.
CAUTION
Electric shock
Minor or moderate personal injury
- The product must be isolated from the power
supply before decommissioning. This prevents
unintentional start and contact with live parts.
Users are only allowed to perform the maintenance
tasks described in this manual.
All other maintenance or repair tasks must be
performed by Grundfos service specialists.
Wipe up spilled liquid immediately to avoid slipping
hazard.
Interval Component Task Section
Daily
Whole
product
If necessary, clean all
product surfaces with a
dry and clean cloth.
11.1.1
Inspect the product
visually and check for
warnings or alarms, water
leaks, abnormal noises or
vibrations.
11.1.2
Flow cell
Check the flow cell status
and replace the flow cell,
if necessary.
11.1.3
Prefilter*
Check and clean or
replace the prefilter
screen, if necessary.
11.1.4
Suction filter*
Check and clean or
replace the suction filter,
if necessary.
11.1.5