4
1
1
．
．
R
R
e
e
p
p
l
l
a
a
c
c
i
i
n
n
g
g
t
t
h
h
e
e
B
B
a
a
t
t
t
t
e
e
r
r
y
y
P
P
a
a
c
c
k
k
Replace the battery pack with the following steps.
①
Remove the UPS front cover.
②
Remove the one screw on the right side of the battery cover and remove the battery cover.
③
Set the Forced Bypass Switch to “Bypass” side.
④
Unplug the battery connector.
⑤
Pull out the battery pack.
For Rack Type
Caution
！
The weight of the battery pack is shown in the table on page 1. The battery pack
does not have a drop stopper. Pull the battery pack slowly, hold the bottom with
both hands, and be careful no to drop it. Also, be careful no to pinch your hands
when dealing with battery packs.
The A11H302 battery pack has a scale at the top shown on page 1. When the
scale is seen, keep the bottom part supported with both hands, and be careful
not to drop it.
①
Remove by sliding in
the direction of the
arrow by holding two
places of strongly.
Battery Cover
②
Loosen the screw and slide the
battery cover in the direction of the
arrow. The screw is a fall prevention
screw, so it can’t come off the
battery cover.
⑤
Pull out the battery
pack out.
④
Disconnect the battery connector.
⑥
Attach the tape and insulate it.
For service personnel only
③
Slide the switch to
｢Bypass｣
When it is not used as a UL
Specification
When it is used as a
UL Standard.
(Authorized person only)
Procedures
③
、
⑨
and
⑩
are
required for UL Standards
