Pump Module Troubleshooting - Graco ProMix PD2K Repair Parts Manual

Troubleshooting

Pump Module Troubleshooting

Figure 13 Pump Module
Table 5 . Pump Module Diagnostics
Description
Component or
Indicator
1 25 pin connector
2 5 pin connector
3 5 pin connector
4 5 pin connector
5 5 pin connector
6 4 pin connector
7 8 pin connector
8 4 pin connector
9 LED (red)
10 LED (red)
11 LED (red)
24V
LED (green)
48V LED (green)
26
Diagnosis
Input from EFCM
Pump connection
Encoder connection
Pump Inlet Transducer
Pump Outlet Transducer
Not used
Dose Valve Solenoids
48 Vdc Input Power and fan connection
Pump Up Valve Output
Pump Down Valve Output
Not used
24 Vdc power supplied
48 Vdc power supplied
3A2800B