OEG CPA-E 100 series
13. Troubleshooting
Warning
Before maintenance or repair of the motor pump, make
sure that the power supply is reliably disconnected. The
pump must not be connected to the power supply.
Failure
Pump in failure
mode
High-efficiency wet-running circulation pump with screwed or flanged connection
Control panel
Indicator lamp
"OFF"
Motor pump defect
Speed 1 flashes
Speed 2 flashes
Speed 3 flashes
Speed 4 flashes
Speed 5 flashes
Speed 6 flashes
Speed 7 flashes
Resistance values wrong,
power consumption of
Cause
Fuse has been
tripped
RCCB has been
Check circuit breaker
tripped
Replacement of pump
Overvoltage
Undervoltage
Circuit board or
motor defect
Phase failure
Check power supply for
Pump locked
No medium
motor is not right
Remedy
Replacement
of fuse
and insulation
Check if power
supply is in
specified range
Check if power
supply is in
specified range
Replacement
of pump
irregularities, check
circuit board
Check rotor for
unobstructed
movement
Fill system, check ball
ball valves
Replacement of
pump
GB
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