Troubleshooting Guide - Adey MagnaClean CMX MIDI PRO ASSIST Installation And Servicing

14. Troubleshooting Guide

The following steps should be followed if servicing the Grundfos UPM3 Flex AS pump:
TROUBLESHOOTING GUIDE
FAULT
UNIT/PUMP IS NOT
RUNNING.
NO POWER SUPPLY
UNIT/PUMP IS NOT
RUNNING.
NORMAL POWER SUPPLY
PUMP RUNS AT MAX
SPEED & CANNOT BE
CONTROLLED
NOISE IN THE PUMP
INSUFFICIENT FLOW
PUMP LED5 ON. PUMP
TRIES TO RESTART
EVERY 1.5 SECS.
PUMP LED4 ON.
PUMP IS RUNNING
PUMP LED3 ON.
PUMP STOPS
26
CAUSE
Unit is switched off
Fuse in the terminal
block has blown
The circuit breaker has
tripped
Power supply failure
Unit/controller is
switched off
Service interval alarm
reached
Pressure Differential
alarm activated
Low-High Flow alarm
activated
Low-High Temperature
alarm activated
Pump is blocked with
impurities
Pump is defective
No signal from signal
cable
There is air in the pump
Low/High Flow alarm
activated
Pump performance is
too low
Hydraulic system
is closed or system
pressure is insufficient
Rotor shaft is blocked
Supply voltage is too low Check the voltage supply
Supply voltage is too low Check the voltage supply
Serious failure
REMEDY
Ensure the unit power switch is ON
Replace the fuse
Check the power connection & switch on the
circuit breaker
Check the power supply
Check the unit/controller is switched on
Check filter for servicing.
Service filter & input new service interval date
Service filter & input new service interval date
Check system flow.
Service filter & input new service interval date
Check system temperature.
Service filter & input new service interval date
Unblock the pump and remove impurities
Replace pump - contact ADEY Customer
Services
Check cable is connected to pump &
controller. If connected correctly, replace the
cable - contact ADEY Customer Services
Let the pump run. The pump vents itself over
time
Check system flow
Service filter & input new service interval date
Check the controller settings
Check the pump speed settings
Check the non-return valve and filter
Increase the system pressure
Unblock the rotor shaft by pushing it with a
screwdriver from the front of the pump
Replace pump - contact ADEY Customer
Services