Index: firmware/App/Controllers/DrainPump.c
===================================================================
diff -u -r79ad3aec7dd37a8acc7ab2391dc9dd806cb9e5cd -r12ee76519f69faba57247312569fb7e274d87e12
--- firmware/App/Controllers/DrainPump.c	(.../DrainPump.c)	(revision 79ad3aec7dd37a8acc7ab2391dc9dd806cb9e5cd)
+++ firmware/App/Controllers/DrainPump.c	(.../DrainPump.c)	(revision 12ee76519f69faba57247312569fb7e274d87e12)
@@ -254,6 +254,7 @@
     // Convert speed ADC to RPM
     currentDrainPumpRPM = CONVERSION_COEFF / getFPGADrainPumpSpeed();
 
+    // TODO this is disabled until RPM is calculated propely.
     // The RPM is only checked in open loop state that the pump is run at a fixed RPM.
     // The persistent alarm waits for a couple of seconds before raising an alarm, this is supposed to cover
     // when the pump is turned on and it takes a while to ramp up to target RPM.