GEA Bock HGZ Series - Function Test Of The Trigger Unit Mp

26
D
GB
F
E
09726-09.2013-DGbF
6| Electrical connection
ThecompressorandthetriggerunitMP10areoperationalwhentheH3LED(green)lights.
6.6 Function test of the trigger unit MP 10
Pos
Procedure
LED H1 LED H2 LED H3
red red green
1
• Interrupt power supply (L1 or S1) OFF OFF OFF
•
Releasethemotortemperaturesensorconnection(1or2)
• Releasethehotgastemperaturesensor(ifinstalled)(3or4)
2
• Restore the power supply (L1 or S1) ON
•
Functioncheckofmotortemperaturesensor:operational ON
•
Functioncheckofhotgastemperaturesensor:operational ON
3
• Interrupt power supply again (L1 or S1) OFF OFF OFF
• Reconnectterminals1or2and/or3or4
4
• Restore the power supply (L1 or S1): OFF OFF ON
• MP10isoperationalagain
Beforestart-up,troubleshootingormakingchangestothecontrolpowercircuit,checkthefunctionality
ofthetriggerunit: