Edwards TCU 40/80

ILLUSTRATIONS
Figure Title Page
Figure 1- Refrigeration and coolant components 6
Figure 2 - Refrigeration and coolant components 7
Figure 3- Refrigeration and coolant circuits 9
Figure 4 - Front panel 11
Figure 5 - Electrical rear panel 13
Figure 6 - TCU dimensions 15
Figure 7- Stacked TCU 40/80 systems 17
Figure 8-System rear view 18
Figure 9 Water connections J9
Figure 10 - Temperature controller 21
Figure 11 - Lamp replacement 29
Figure 12 - Solenoid coil replacement 31
Figure 13 -Electrical drawer 51
Figure 14-Electrical drawer schematic 54
Figure 15 - Remote interface 56
Table Title Page
Table 1 - Safety features 4
Table2 -Frontpanel Indicators 5
Table 3 - Refrigeration and coolant components 8
Table 4 - Front panel controls 11
Table 5 - Front panel LED indicators 12
Table 6 - Temperature controller 12
Table 7 - Description of rear panel components and indicators 13
Table 8 - Front panel power up indicator conditions 20
Table 9 - Electrical hazards classifications 25
Table 10 - Preventive maintenance schedule 27
Table 11- Faults identified by front panel lamps 42
Table 12 - Faults indicated by the front panel LED indicators 44
Table 13 -Faults identified by rear panel indicators 48
Table 14 - Miscellaneous fault conditions 49
Table 15 -Accessories 52
Table 16 Spare parts 53
TCU 40/80 Temperature Control Unit Hi