7.4 Cooling Fan and Circulation Fan
YASKAWA ELECTRIC SIEP C710616 30B YASKAWA AC Drive T1000A Technical Manual 321
Periodic Inspection &
Maintenance
7
u Cooling Fan Replacement: 2A0021 to 2A0081 and 4A0007 to 4A0044
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: Prevent Equipment Damage. Follow cooling fan and circulation fan replacement instructions. Improper fan replacement
could result in damage to equipment. When installing the replacement fan into the drive, make sure the fan is facing upwards. To
ensure maximum useful product life, replace all fans when performing maintenance.
n Removing the Cooling Fan
1. Depress the right and left sides of the fan cover hooks and pull upward. Remove the fan cover from the top of the
drive.
Figure 7.3
Figure 7.2 Removing the Fan Cover: 2A0021 to 2A0081, 4A0007 to 4A0044
2. Remove the cooling fan cartridge. Disconnect the pluggable connector and remove the fan.
Figure 7.4
Figure 7.3 Removing the Cooling Fan: 2A0021 to 2A0081, 4A0007 to 4A0044
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