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11. Maintenance – Grundfos UPM3 Flex 130 AS Pump
The following steps should be followed if servicing
the Grundfos UPM3 Flex 130 AS pump:
DANGER
Electric shock
Death or serious personal injury
• Before starting any work at the pump,
switch off the power supply. Make
sure that the power supply cannot be
switched on accidentally.
• Be aware that capacitors will be live up
to 30 seconds after the power supply
has been switched off.
DANGER
Electric shock
Death or serious personal injury
• Before dismantling the complete pump
set, switch off the power supply at least
5 minutes prior to commencing work
and ensure that it cannot be switched
on again unintentionally.
WARNING
Strong magnetic field in the rotor area
Danger of death for persons with
pacemaker.
• Keep a safety distance of at least 0.3m
during disassembly.
CAUTION
Hot surface
Minor or moderate personal injury.
• Before starting to work on the pump, let
the pump casing cool down to ambient
temperature.
All service work must be carried out by an
instructed service technician.
Before dismantling the pump, drain the
system and close the isolating valves on
the unit.
Maintaining the product
UPM3 pumps are maintenance-free. However,
it might be necessary to deblock or to open the
pump, for example, if it is blocked by impurities.
De-blocking is possible by opening the de-
blocking screw at the front.
1. Unscrew the de-blocking screw at the front of
the pump head.
CAUTION
Pressurised system
Minor or moderate personal injury
• Be aware of splashing hot water
2. De-block the pump with a screwdriver.
Cleaning
If the impeller or pump housing has to be cleaned
from impurities, proceed as follows:
1. Drain the sidestream unit and close the
isolating valves.
CAUTION
Pressurised system
Minor or moderate personal injury
• Be aware of splashing hot water
2. Remove the screws that hold the pump head.
3. Check impeller and pump housing and remove
the impurities.
4. Place the pump head in the desired position, fit
the screws and tighten them securely.
Spares:
The
MagnaClean CMX Midi Pro
Assist
&
CMX Midi Pro
filters are designed
and built to be reliable, high quality products
but in the event of spares being required,
please contact ADEY Customer Services on
+44 (0)1242 546717.
12. Environment Protection
Waste Electrical and Electronic Equipment recycling, (WEEE) producer registration number:
WEE/MM8680AA. These product assemblies contain valuable materials which can be recovered
or recycled. At the end of the product’s useful life, please leave it at an appropriate local civic waste
collection point.
