Service
7-7
Part 1120130
E 2011 Nordson Corporation
Replacing a Motor or Coupling
Follow this procedure to replace a motor or coupling. You will need the
following items:
S appropriate tools
S replacement motor or coupling
S anti‐seize lubricant (if needed)
1. Disconnect and lock out electrical power to the melter.
2. Remove the hydraulic side covers and the left and right control cabinet
side covers. Refer to Detaching the Exterior Panels earlier in this section
as needed.
3. Disconnect the motor cable wires, noting their terminal positions.
4. See Figure
7‐2. Loosen the screws that secure the motor to the base of
the melter and then slide the motor back.
5. Slide the coupling sleeve (2) off of the coupling hubs (1 and 3), loosen
the hub set screws, and remove the hubs.
1
3
2
Figure 7-2 Coupling assembly components
1 Motor coupling hub
2 Coupling sleeve
3 Pump coupling hub
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