Cooling Fan Replacement: 2A0145 To 2A0415, 4A0112 To 4A0260 - YASKAWA L1000A Technical Manual

4.
While pressing in on the hooks of the left and right sides of the fan cover, guide the fan finger guard until it clicks
back into place.
Figure 7.18
5.
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: 2A0145 to 2A0415, 4A0112 to 4A0260

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 and Disassembling the Cooling Fan Unit
1.
Remove the terminal cover and front cover.
2.
Remove the fan connector (CN6). Remove the fan connectors (CN6, CN7) in models 2A0346 and 2A0415.
Figure 7.19
2A0145, 2A0180,
4A0112, 4A0150
A
B
YASKAWA ELECTRIC SIEP C710616 38A YASKAWA AC Drive L1000A Technical Manual
Figure 7.18 Reattach the Fan Cover: 4A0075, 4A0091
2A0215, 2A0283
4A0180, 4A0216, 4A0260
C A
B
A – Fan Unit
B – Fan Relay Cable
C – Fan Connector (CN6)
Figure 7.19 Cooling Fan Replacement: Fan Unit and Connectors
7.4 Drive Cooling Fans and Circulation Fans
YEA_
TMonly
2A0346, 2A0415
A
B
C
C
D – Circulation Fan Relay Cable
E – Fan Connector (CN7)
YEA_
TMonly
D
E
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