
Inspection item
PRECAUTIONS FOR MAINTENANCE AND INSPECTION
661
7
Replacement procedure of the cooling fan
The replacement interval of the cooling fan used for cooling the parts generating heat such as the main circuit semiconductor
is greatly affected by the surrounding air temperature. When unusual noise and/or vibration are noticed during inspection, the
cooling fan must be replaced immediately.
Removal (FR-A860-00061 to 02430)
1) Push the hooks from above and remove the fan cover.
2) Disconnect the fan connectors.
3) Remove the fan.
FR-A860-00061, 00090
FR-A860-00170 to 00450
FR-A860-00680 to 02430
Fan cover
Fan cover
Fan
Fan
Fan cover
Fan
FR-A860-00170 to 00450
FR-A860-00680 to 02430
FR-A860-00061, 00090
Содержание 800 Series
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