5.3 Expendable Parts
Check the following items periodically (about every 6 months), Also, check the same if
ambient conditions have changed.
5.3.1
Replacing battery modules
The lithium battery in the battery module mounted on a CPU module terminal block is an
expendable part, and requires replacement.
Replace batteries as follows:
(1) Remove the battery case from the terminal block.
(2) Unfasten the four hooks, two each on the right and left sides of the battery case, and
open the case.
(3) Take out the old battery and insert a new battery (confirm the polarities).
New battery
6F8C1005
Main unit
Terminal block
Battery case
Figure 5-1
Figure 5-2
Figure 5-3
5.3 Expendable Parts
Battery case
Old battery
5
99