MBD-2 Operating Manual 19
15-00167, Rev 1
c. Remove the screws and set the cover aside on a clean surface.
NOTE: the screws can be withdrawn without removal where the elastomer gasket material on
the battery cover will hold the screw in place permitting removal, thus minimizing the risk of
screw misplacement.
Figure 18: Internal Battery Cover and Compartment
Detector Battery CR1025, 2 each
Real Time Clock (RTC) Battery, 1 each
Battery Orientation Markings
d. Replace two detector batteries and one RTC battery using Model CR1025, Renata
preferred. Ensure battery orientation is Positive (+) side up. The internal battery case
features imprints for battery orientation and model number.
e. Dispose the used batteries in accordance with site requirements.
Note: the detector and real-time clock batteries shall be replaced together during scheduled
maintenance.
If the batteries appear to have leaked, i.e.; there is white residue on the battery
and/or internal battery compartment surfaces; use personnel protective
equipment (i.e.; gloves, safety glasses, etc.) as applicable.