88
SVGm
Instruction Manual
10�5�- CHANGE OF COOLING FANS: SVGm type RACK
Table 48: Tools needed (SVGm type Rack)
Tools needed
Fan assembly replacement
SVGm-xxx-100x, Code: 920124
25
Screwdriver for
Torx 25
head screws
4
Screwdriver for
Allen 4
head screws
5
Screwdriver for
Allen 5
head screws
10
Screwdriver for
Hexagonal 10 mm
head screws
To proceed to change the set of fans:
①
Place the
SVGm
in
STOP
mode and disconnect the device from the power. If necessary, disconnect
all the connection cables and short-circuit the current transformers.
②
Wait for 1 minute for the capacitors to discharge before opening the device.
③
Remove the 8 screws of the upper cover.
25
3
3
3
Figure 85: SVGm type Rack change of cooling fans (Step 3)�
④
Disconnect the flat belts, Hall-effect sensors and fans.