Rebuild and calibration of pumps must be performed by qualified personnel using the
appropriate special equipment. However, there are a number of external repairs that can be
performed on injection pump without affecting calibration. Failure to follow this caution may
result in damage to equipment.
Mark shaft position to housing.
Remove driveshaft lockscrew (Figure 7, Item 3) and washer (Figure 7, Item 2) from injection pump
(Figure 7, Item 1).
Figure 7. Injection Pump Disassembly.