Yaskawa L1000E AC Drive Technical Manual for CIMR-LE Models for Elevator Applications - Manual (Page 321)

7.4 Drive Cooling Fans and Circulation Fans
YASKAWA ELECTRIC SIEP YAIL1E 01A YASKAWA AC Drive L1000E Technical Manual 321
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5. While pressing in on the hooks located on the left and right sides of the fan cover, free the fan cover by lifting the
back end first.
Figure 7.12
Figure 7.12 Reattach the Fan Cover: 2A0106, 2A0144, 4A0056, and 4A0075
6. Turn the power supply back on and reset the cooling fan operation time for the Maintenance Monitor by setting
o4-03 to 0.
◆ Cooling Fan Replacement: 4A0094, 4A0114
WARNING! Electrical Shock Hazard. Do not connect or disconnect wiring while the power is on. Failure to comply can result in serious
personal injury. Before servicing the drive, disconnect all power to the equipment. The internal capacitor remains charged even after
the power supply is turned off. After shutting off the power, wait for at least the amount of time specified on the drive before touching
any components.
CAUTION! Burn Hazard. Do not touch a hot drive heatsink. Failure to comply could result in minor or moderate injury. Shut off the
power to the drive when replacing the cooling fan. To prevent burns, wait at least 15 minutes and ensure the heatsink has cooled down.
NOTICE: Equipment Hazard. Follow cooling fan replacement instructions. The cooling fan cannot operate properly when it is installed
incorrectly and could seriously damage the drive. Follow the instructions in this manual to replace the cooling fan, making sure that the
label is on top before inserting the cooling fan into the drive. To ensure maximum useful product life, replace both cooling fans when
performing maintenance.
■ Removing the Cooling Fan
1. While pressing in on the hooks located on the left and right sides of the fan finger guard, free the fan finger guard
by lifting the back end first.
Figure 7.13
Figure 7.13 Removing the Cooling Fan Cover: 4A0094, 4A0114
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