Yaskawa DSD 406 - Manual (Page 85)

4 Maintenance
81 Replacing the Fan
3/21/96
Replacing
the Fan
To replace the DSD Drive Fan, follow the procedure given for the HP of your
DSD drive:
NOTE : Observe where all cables/wires are connected, to insure proper
reinstallation.
❏ Disconnect all input and output power to the DSD drive.
❏ Remove four, #8-32 fan bracket mounting, screws from the DSD chassis as
illustrated in Figure 12. Loosen, do not remove, two #8-32 positioning
screws from top of fan mounting bracket as illustrated in Figure 12. Fan
bracket can be removed from DSD chassis.
❏ Unplug cord assembly from connector on fan.
❏ Fan can be removed from bracket by unscrewing four #6-32 screws and
locknuts. The #6-32 screws and locknuts mount both the fan and the fan
guard to the fan bracket.
❏ Position new fan over the mounting holes on the inside of the fan bracket.
Note air flow arrow. Position fan guard over mounting holes on the outside
of the fan bracket and fasten with #6-32 screws and locknuts.
❏ Position fan bracket in a manner that the cord assembly can be plugged
into the fan.
❏ Position fan bracket with the two position screws so the four, #8-32 fan
bracket mounting, screws can be fastened. Refer to Figure 12.
❏ Reconnect input and output power.
❏ See Section 3, Operation, for start-up procedure.
DSD 406 or 412:
15-30 HP, 230V,
30-60 HP, 460V