Table 17-4. Preventive Maintenance Checks and Services
for Workboat, Lifesaving, and Firefighting System (Continued)
Q - Quarterly
S - Semiannually
A - Annually
CHECK FOR AND HAVE
IS NOT READY/
REPAIRED OR ADJUSTED
B D A D W M Q S A
a. Check that smoke detector cabinets in
ROWPU space and blower assembly
cabinets are dirty.
cabinet on deckhouse top are clean.
Clean with damp cloth to remove dirt.
b. Check that air hoses and electrical con-
nections are tight and secure. Use insu-
tions are loose.
lated tools to tighten.
c. Check all indicators and alarms by oper-
ating ALARM TEST/TROUBLE TEST
switch as follows:
1) Hold switch in ALARM TEST position
Red indicator light
to simulate presence of smoke in each
does not come
of eight voids.Check that red smoke
indicator light on each module and red
ALARM INDICATOR light comes on
and alarms sound in ROWPU space
2) Release switch and push blue RESET
System does not
button to silence alarms and return
system to normal operation.
indicate trouble, notify bargemaster or
shift leader for corrective action.
3) Hold switch in TROUBLE TEST posi-
Amber lights in
tion to simulate trouble condition.
Make sure trouble buzzer on detector
does not come
cabinet sounds, amber - VOID MOD-
ULE TROUBLE indicator on each one
of eight modules comes on, and the
following amber lights in ZONE
TROUBLES come on:
- Power supply No. 1
- Power supply No. 2
- Alarm bell
- Main panel
- Ground fault
- Timer disconnect
- Clock HI speed