Figure 7.31 Install the Cooling Fan Unit: 4A0414
2.
Reattach the covers and digital operator.
3.
Turn on the power supply and set o4-03 to 0 to reset the Maintenance Monitor cooling fan operation time.
u
Cooling Fan Replacement: 4A0515 and 4A0675
These models allow access to the fans from the front of the drive for fan replacement.
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: Follow cooling fan and circulation fan replacement instructions. Improper fan replacement may cause damage to equipment. When
installing the replacement fan into the drive, make sure the fan is facing upwards. Replace all fans when performing maintenance to help
ensure maximum useful product life.
n
Removing and Disassembling the Cooling Fan Unit
1.
Remove the terminal cover and front covers 1 and 2.
2.
Remove the connectors for the cooling fan relay and the circuit board cooling fan.
A
B
D
C
FF GE E
A – Fan unit
B – Fan relay connector
C – Circuit board cooling fan
D – Circuit board cooling fan case
E – Hook
F – Circuit board cooling fan
connector
G – Circuit board cooling fan cable
Figure 7.32 Component Names: 4A0515 and 4A0675
3.
Loosen all nine screws and slide the panel to the right.
7.4 Drive Cooling Fans
YASKAWA SIEP YAIP1U 01C AC Drive - P1000 Technical Manual
361
7
Periodic Inspection &
Maintenance
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