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 TM 55-1905-219-14-1
Legend Figure 2-13.
1.
TEST LIGHT - Flashes in the Silent Alarm test or Silent Trouble test modes.
2.
ALARM BELL - Audible alarm indicating a problem in a protected device. Check for red target in alarm unit.
3.
SILENT ALARM TEST - NORMAL - SILENT TROUBLE TEST - Three position switch to select a test mode.
4.
ALARM TEST - Indicator lights in the Silent Alarm test mode. Alarm bell silent.
5.
TROUBLE TEST - Indicator lights in the Silent Trouble test mode. Trouble buzzer silent.
6.
GROUND NEG LINE - Lamp glows when the negative side of the internal power supply is grounded.
7.
PILOT LAMP - When lit, the alarm panel is in operation.
8.
GROUND POS LINE - Lamp glows when the positive side of the internal power supply is grounded.
9.
10.
EXT. SIGNAL FUSE CIR 1, 2, 3, 4 - Not used.
11.
12.
13.
TROUBLE BUZZER ALARM - Audible alarm indicating a problem when performing tests.
The following components are similar on all of the alarm units:
A. SUPERVISORY TARGETS - Gray - Normal condition.
Yellow - Circuit trouble condition.
B. IDENTIFICATION PLATES - See items 14 thru 19 below.
C. TEST-OFF-NORMAL - Switch for test or normal operation.
D. ALARM TARGETS - Gray - Normal condition.
Red - Alarm for problem in the specified area. Alarm bell rings.
14.
HIGH WATER TEMP - STBD GEN FWD (Starboard Generator Forward Engine Room).
LOW OIL PRESSURE - STBD GEN FWD (Starboard Generator Forward Engine Room).
15.
LOW OIL PRESSURE - PORT GEN AFT (Port Generator Aft Engine Room).
HIGH WATER TEMP - PORT GEN AFT (Port Generator Aft Engine Room).
16.
SPRINKLER - MAGAZINE - HIGH TEMP IN MAGAZINE.
17.
HIGH WATER TEMP AFT ENG - (Propulsion Engine (Port) Aft Engine Room).
HIGH WATER TEMP FWD ENG - (Propulsion Engine (Starboard) Forward Engine Room).
18.
LOW OIL PRESS - AFT ENG - (Propulsion Engine (Port) Aft Engine Room).
19.
SEWAGE TANK HIGH LEVEL GYRO COMPASS (Power Failure).
2-15
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