YASKAWA U1000 Series - Cooling Fan Component Names

7.4 Cooling Fan and Circulation Fan
YASKAWA ELECTRIC SIEP C710636 02B YASKAWA U1000 Technical Manual 399
Periodic Inspection & Maintenance
7
◆ Cooling Fan Component Names
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. Fans cannot operate properly
when they are installed incorrectly and can damage the drive. Follow the instructions below to replace the fans, making sure that the
label is on top before inserting the fan into the drive. To ensure maximum useful product life, replace all fans when performing
maintenance.
Note: Procedures shown in this section use a representative drive model. Figures in these procedures may differ slightly from the actual
model used by the customer.
■ CIMR-U20028 to 20248, 40011 to 40930
Figure 7.1
20028 㹼 20130, 40011 㹼 40124
20154, 20192, 40156, 40180
40477 to 40930
A
B
A
C
B
A
B
20248, 40216 㹼 40414
E
C
D
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