
6.3 Cooling Fans
YASKAWA ELECTRIC
TOEP C710656 07A YASKAWA Power Regenerative Converter - D1000 Instruction Manual
151
Per
iodic Ins
pec
tion
&
Maint
ena
nc
e
6
■
4A0630
Removing and Disassembling the Cooling Fan Unit
1.
Remove the terminal cover and front covers 1 and 2. Refer to
Removing the Terminal Cover on page 55
for
details.
CAUTION!
Crush Hazard. Do not completely remove the cover screws, just loosen them. If the cover screws are removed completely,
the terminal cover may fall off causing an injury. Take special care when removing/reattaching the terminal covers for larger converters.
2.
Remove the connectors for the cooling fan relay and the circuit board cooling fan.
Figure 6.31
Figure 6.31 Component Names: 4A0630
3.
Loosen screw A (4 count) and screw B (18 count), and slide the panel to the right.
Note:
The fan unit can be removed by loosening these screws; they do not need to be removed.
Figure 6.32
Figure 6.32 Removing the Fan Unit: 4A0630
A – Fan Unit (L)
F – Circuit Cooling Fan Case
B – Fan Relay Connector (L)
G – Hook
C – Fan Unit (R)
H – Circuit Board Cooling Fan Connector
D – Fan Relay Connector (R)
I – Circuit Board Cooling Fan Cable
E – Circuit Board Cooling Fan
A
B
C
D
I
E
F
H
G
E
F
I
G
H
Circuit board cooling fan (L)
Circuit board cooling fan (R)
D1000
Screw B
Screw A
Screw B
Screw B
Screw B
Screw A
Slide Panel
Screw A
Slide Panel
D1000