TM 11-5820-489-10
TO 31R4-2GRA6-31
b. Local Control Unit
To remove unit from case, turn to
q
loosen both thumbscrew fasteners
located on the ends of the front
panel and slide unit forward.
NOTE
It may be necessary to
remove the "O" ring from
the power cable connector
to remove unit from case.
Release the battery compartment
q
catch so cover can be removed.
Lift cover off.