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18 en | Install the Detector Heads F220 Series Detectors with F220-B6/C/E/R Bases
4998138694 -04 | 2007.01 Installation Manual Bosch Security Systems, Inc.
4 Install the Detector Heads
4.1 Mount the Detector Heads
4.1.1 Optional Locking Bar
Each base has a snap-off locking bar as part of the base
molding. Engage the locking bar to prohibit unauthorized
detector removal. To engage the locking bar, move it to the
position shown in Figure 4.1. (See also Figure 4.2, Items 4 and 9
on page 19.)
!
CAUTION! Before mounting detector heads, all terminal
screws in the bases including those not wired must be
tightened to prevent loose screw heads from making
intermitent electrical contact with the detector head.
1. Snap locking bar (X) off
base molding
2. Insert locking bar (X) into
locking bar mount until
fully engaged
Fig. 4.1 Engaging the Locking Bar
X
X
X
X
2
1
!
CAUTION! When using the locking bar, before installing
the detector head, open the unlocking port (refer to
Figure 4.2, Item 4) by poking through the plastic with a
screwdriver.
4998138694Er7.book Page 18 Thursday, March 1, 2007 8:42 AM