Fan Removal - Parker AC890 Product Manual

Fan Removal

1. Remove drive top and bottom terminal cover (plastic) via 2 off ¼ turn fasteners at top and bottom of
drive (B).
2. Disconnect 4-way op-station cable from the LED PCB.
3. Remove drive front cover (metal) which is attached via 4 off ¼ turn fasteners (take care not to damage
PCBs beneath cover) (B).
4. Open control door assembly, 1x quarter turn.
5. Remove lower fan housing with 6x M6 sem screws 4 Nm (A).
6. Detach cable assembly from fan.
7. Remove fan and bracket from drive - 4 x M5 sem nuts (C).
Installation of New Fan
1. Fit 4x M5 plain hex nuts (supplied in kit) on chassis studs to 4 Nm as spacers (C). Refer to Figure 10-4.
2. Fit new ½" grommet to left-hand bracket hole if required. Refer to Figure 10-5. This will require
removing the 3 wires from the from the left hand terminal block. Refer to Figures 10-8 and 10-9. Feed
the cable through cable clip (Figure 10-7).
3. Attach cable assembly to fan. Fit fan and bracket to drive with 4x M5 sem nuts from original fan; tighten
to 4 Nm (C).
4. Check that fan spins freely and that nothing has fallen into the blades
5. Reattach lower fan housing with 6x M6 sem screws 4 Nm (A).
6. Close control door assembly, 1x quarter turn.
7. Refit drive front cover (metal), 4x quarter turn screws (B).
8. Re-attach op-station cable to LED PCB.
9. Refit top and bottom terminal covers with the 2x quarter-turn fasteners.
10. Apply auxiliary supply and check that fan is functioning
11. Apply mains supply and return drive to service.
890SD (Standalone) Drive: Frame G, H & J
Routine Maintenance and Repair
10-12
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