Rittal SK 3302.series Assembly And Operating Instructions Manual page 39

Fig. 75: Disconnect the fan earthing cable (1)
Fig. 76: Disconnect the fan earthing cable (2)
Fig. 77: Loosen the four screws of the cover
RITTAL cooling unit assembly and operating instructions
7 Inspection and maintenance
Fig. 78: Remove the cover
Fig. 79: Disconnect the earthing cable (1)
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