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Maintenance
5.4.3 Internal Fan 1
If the warrning "Fan Fail- Internal F01" show on the DSS / APP, please follow
the procedure below to remove Internal Fan 1.
(1) Remove the B cover.
(2) Loosen two self-retaining screws shown in Figure 5-11 and remove the fan
cabinet.
(3) Disconnect the power connector on the DC SPD board.
(4) Lift the entire fan assembly. (shown in Figure 5-12)
(5) Clean assembly or replace with a new fan. (shown in Figure 5-13)
(6) Reassemble using a tightening torque of 0.8 N•m.
B
Fan connector
M70A
M50A
* Screw torque required for assembling: 0.8 N•m
Figure 5-11: Internal fan 1 location & remove the shield cover
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