YASKAWA U1000 Series Technical Manual page 403

■ CIMR-U20154, 20192, 40156, 40180
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 cause damage to equipment. Make sure the fan is facing upwards when installing the replacement fan into the drive. Replace all
fans when performing maintenance to help ensure maximum useful product life.
Removing the Fan Guard and Cooling Fan
1.
Loosen the four screws that hold the fan guard in place.
Figure 7.10
2.
Slide the fan guard toward the front of the drive to remove it from the drive.
Figure 7.11
3.
Release the cables from the hooks in five locations.
Figure 7.12
YASKAWA ELECTRIC SIEP C710636 02B YASKAWA U1000 Technical Manual
Figure 7.10 Loosen the Screws
common_TMonly
Figure 7.11 Remove the Fan Guard
Five-hook locations
Figure 7.12 Release the Cables
7.4 Cooling Fan and Circulation Fan
Four-screw locations
common_TMonly
7
403