Parker AC890 Product Manual page 246

Frame H Drive Main Cooling Fan and Fan Start Capacitor Replacement
1. Remove drive top and bottom terminal cover (plastic) via 2 off ¼ turn fasteners at top and bottom of
drive.
2. Disconnect 4-way op-station cable from LED PCB (see figure 10.1).
3. Remove drive front cover (metal) which is attached via 4 off ¼ turn fasteners (take care not to damage
PCBs beneath cover).
4. Remove Main Fan housing (see figure 3.1).
5. Release hinged panel fixing - 1 off ¼ turn fastener as shown in figure 10.1.
6. Take note of fan and fan start capacitor wiring. Disconnect fan and fan start capacitor wiring.
7. Remove fan mounting nuts. Remove fan start capacitor mounting nuts(s). Remove fan and fan start
capacitor taking care not to damage other components within drive.
8. Replace fan and fan start capacitor taking care not to damage other components within drive.
9. Re-connect fan wiring loom and ensure that electrical safety isolation is preserved. (refer to wiring
diagram HJ463151D001 at the end of this section.)
10. Re-fit fan housing (see figure 3.1).
11. Re-fit drive front cover (metal) via 4 off ¼ turn fasteners (take care not to damage PCBs beneath cover).
12. Re-connect 4-way op-station cable to LED PCB (see figure 10.1).
13. Re-fit drive top and bottom terminal cover (plastic) via 2 off ¼ turn fasteners at top and bottom of drive.
890SD (Standalone) Drive: Frame G, H & J
Routine Maintenance and Repair
10-14
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