Owner`s manual

6
INSTALLING A BATTERY
To prepare
y
our motion sensor,
y
ou must
install a batter
y
and set the
ARM/DISARM
switch. Your s
y
stem’s motion sensor
re
q
uires a 9V alkaline rectan
g
ular batter
y
(
Cat. No. 23-553
)
.
1. Remove the cover on top of the sensor
b
y
removin
g
the screw and then slidin
g
the cover in the direction of the arrow.
2. Set
ARM/DISARM
to
DISARM
.
illus - removing
screw and
cover
illus - setting ARM/
DISARM
49-2025a.fm Page 6 Wednesday, August 18, 1999 3:07 PM