Service
5-12
Part 1126931_01
2018 Nordson Corporation
Replacing a Pump (contd)
14. Slide motor assembly, including the motor coupling hub and sleeve,
toward the pump until the coupling sleeve engages with pump coupling
hub.
15. Ensure that the coupling sleeve cannot move, then slide the motor
assembly back 4 mm (0.16 in.), as indicated in Figure 5‐8.
4 mm (0.16 in.)
Figure 5‐8 Moving the motor assembly back 4 mm (0.16 in.)
16. Tighten the screws that secure the motor to the base of the melter.
17. To ensure proper motor and pump shaft alignment, verify that you can
freely slide the coupling sleeve back and forth by about 4 mm (0.16 in.)
each way.
18. Restore the system to normal operation.
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