4
10. Mount the sampling tube support bracket to the
cross member with two 1/4AB-14 5/8 -in. screws
(P/N AL48AM307) as shown in Fig.5. Insert large snap
bushing(P/N HY93NH085) into hole in bracket.
11. Slide sampling tube into bracket. (See F ig. 4.) Pull the
sampling tube so that the locking collar snaps in to the
smoke detector.
12. Attach smoke detecto rto p artition using two, 8-18 3/4-in.
pan headscrews (P/N AL56AU168).
EQUIPMENT DAMAGE HAZARD
Failure to follow this caution may result in equipment
damage.
Do not overtightenthe screws.
CAUTION
!
13. Replace the unit sidepanel.
14. Install the snap bushing (P/N HY93NH069)in the center
knockout underneaththe control terminal stripslocated in
thebottom right-hand corner of the controlbox.
15. Feed wires throughsnap bushing and connect to appropri-
ate terminals as shown in Fig. 6 for ComfortLinktunits
or Fig. 7 for Electro--Mechanical units.
NOTE: This step isnot needed with 48/50PG Humidi--MiZert
units because they have plug 19 harness alread y installed in the
control box. The harness assembly part number 50TG403507
that came with the accessory is not used. Factory installed P L--19
canbe located outside the contolbox by its appropriate label. For
Humidi--MiZersmoke detector wiring referto Fig. 8.
16. Connect PL-19 from the smoke detectorcontrol module to
thePL-19 on the control box harnessinstalled in Step 15.
NOTE: On 48PG Humidi--MiZerunits the control box harness
has a jumper plug attached. This needs to be disconnected so
PL--19from the smoke detectorcan be snaped in.
17. Restore power to the unit.
18. Configure ComfortLink controlleras specified in Con-
figuringthe ComfortLink Controller.
19. Perform Sensor and Controller tests. Ata minimum, the
Magnettest should be performed toverify smoke detector
wiring.
20. Replace smoke detectorcover.
21. Check fo ralarms. Co rrectan y problems.
INSTALL SUPPLY SENSOR TUBE
WITH HOLES POINTING
UP
INSTALL RETURN SENSOR TUBE
WITH HOLES POINTING
DOWN
BUSHING
BRACKET
INSTALL RETURN EXHAUST
TUBE HERE
C07175
Fig. 4 --- Supply and Return Sensor Tube
CRSMK