294
Inspection item
(1) 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 is
noticed during inspection, the cooling fan must be replaced immediately.
CAUTION
For parts replacement, consult the nearest Mitsubishi FA Center.
Inverter Model
Fan Type
Units
F740
00083, 00126
MMF-06F24ES-RP1 BKO-CA1638H01
1
00170 to 00380
MMF-08D24ES-RP1 BKO-CA1639H01
2
00470, 00620
MMF-12D24DS-RP1 BKO-CA1619H01
1
00770
MMF-09D24TS-RP1 BKO-CA1640H01
2
00930 to 01800
MMF-12D24DS-RP1 BKO-CA1619H01
2
02160 to 03610
3
04320, 04810
9LB1424H5H03
3
05470 to 06830
4
07700, 08660
5
09620 to 12120
9LB1424S5H04
6
The FR-F740-00023 to 00052 are not provided with a cooling fan.
x
Removal (00083 to 03610)
1) Push the hooks from above and remove the fan cover.
2)Disconnect the fan connectors.
3)Remove the fan.
* The number of cooling fans differs according to the inverter capacity. (Refer to
page 294
)
00083, 00126
00170 to 00620
00770 to 03610
Fan cover
Fan cover
Fan cover
Fan
Fan
Fan
Fan connection
connector
Fan connection
connector
Fan connection
connector
00083, 00126
00170 to 00620
00770 to 03610
*1
*2
Содержание F700
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