M thermal Mono
50 202005
Midea M thermal Mono Engineering Data Book
Warning signals
- The warning signal is indicated by the LED display.
- The fault signal LED and the SSM relay do not respond.
- The pump continues to run with limited output.
- The indicated faulty operating status must not occur for a prolonged period. The cause must be eliminated.
Figure 3-6.4: Warning signals
Pump hydraulics have fluid running
through them.
Check the water volume/ pressure
Sluggish motor, pump is operated
outside of its specifications (e.g. high
module temperature). The speed is
lower than during normal operation.
Check the ambient conditions
* In addition to the LED display, the fault signal LED is continuously illuminated in red.
In order to ensure the service life of the pump, it is recommended that the unit run at least once every 2 weeks
(ensure that the pump is running) or keep it powered on for a long time (in the power-on standby state, the unit will
run the pump for 3 minutes every 6 hours)
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