MAN0964-14-EN_XL4_XL4P_UM
N o v e m b e r 1 0 , 2 0 2 1
P a g e 181 | 194
The XL4 Prime OCS uses a lithium coin-type battery with part no. HE-BAT013, with harness and
connector available from Horner APG.
Below are the steps to replace the battery:
1.
Make sure the user program and any data stored in retentive memory is backed up.
2.
Disconnect all power from the XL4 Prime unit including I/O power.
3.
On the back of the XL4 Prime model, slide off the battery plate cover.
4.
Connect the new battery into the adjacent connector first and then remove the old
battery.
5.
Dispose of the old battery properly; see the above warning on disposal regulations.
6.
Slide battery plate cover back on the unit.
7.
Apply power to the unit. Check that the battery error is no longer reported. If the unit
still reports the error, remove the battery immediately and contact Technical Support.