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4742-E P-82
SECTION 3 Appendix 1. Procedure for Replacing External Cooling Fan
3.
Replacement Procedure
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The external cooling fan is installed to the heat sink located at the back of the unit. (Refer to Section
1, "2-3. Construction of MIV Unit" and Section 2, "2-3 Construction of Power Supply Unit.")
By following the instructions given in "3. Cautions on Changing Units" in Section 1 and 2, remove
the broken unit from the control box and replace the external cooling fan in the following procedure.
3-1.
Procedure for Replacing MIV06 to MIV22 and MPS10 to MPS30 Fan
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Procedure :
1
Loosen the two screws fixing the top panel at the upper part of the unit to open the top panel.
EIOSPCSA3001R01
2
Disconnect the internal cooling fan and external cooling fan motor cable connectors and
remove the top panel having been opened.
The figure below shows the connector of MIV08 (similar to MIV06 and MPS10).
EIOSPCSA3002R01
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