Yaskawa Z1000U HVAC Matrix Bypass - Manual (Page 287)

u Cooling Fan Replacement: 2o0028 to 2o0130 and 4o0011 to 4o0124
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 capacitor for the control power supply 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.
n Removing the Cooling Fan Guard and Cooling Fan
1.
Depress the right and left sides of the fan guard tabs and pull upward. Remove the fan guard from the top of the drive.
Figure 7.3 Remove the Fan Guard
2.
Remove the cooling fan cartridge.
Figure 7.4 Remove the Cooling Fan Cartridge
3.
Disconnect the pluggable connector and remove the fan.
Figure 7.5 Disconnect the Cooling Fan
7.5 Drive Cooling Fans
YASKAWA SIEP YAIZ1D 01A Z1000U HVAC MATRIX Drive Bypass Technical Manual 287
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Periodic Inspection & Maintenance