SECTION 6
OPERATION OF SYSTEM
6.1
Each detecting line has its own individual observation window through which:
a.
Normal movement of air through the line may be detected by observing the flutter of a target.
b.
Smoke may be visually detected if it enters.
6.2
In the event smoke is detected by any detection line module, the following occurs:
a.
The line "SMOKE" alarm LED (red) on the front of that individual module lights.
b.
The common "REMOTE SMOKE LAMP (red) on the main panel front lights.
c.
The corresponding line indicator lamp (red) lights on the remote repeater cabinet.
d.
Smoke alarm bells in both wheelhouse and engine room are energized.
6.3
Verification of the presence of smoke may be made by:
a.
Visual observation through the observation window in the individual module.
b.
Opening the olfactory valve in the wheelhouse to smell the air being discharged from the blower housing.
6.4
The smoke alarm bells in both the wheelhouse and engine room may be silenced by operating the "ALARM
SILENCE" switch on the detection cabinet control section.
6.5
The common signal device at the repeater cabinet is silenced by the "SILENCE" switch on the repeater cabinet
front.
6.6
Once the smoke has cleared from the detection module, the system may be reset by operating the "RESET"
switch on the panel front.
6.7
All smoke alarm signals will remain latched until reset in this manner.
6-1
