TM 55-1930-209-14&P-18
Section IV. REMARKS
Reference
Code
Remarks
BJ
Service by cleaning ventilator and air intake and draining louvers.
BK
Repair limited to replacing fuses and fixing broken wires and connectors.
BL
Service by adding distilled water and checking electrolyte solution.
BM
Service by maintaining fluid levels, cleaning strainers, and changing filters.
BN
Service by checking seawater pump impeller, checking glow plugs, checking battery status with
hydrometer, lubricating Morse controls, lubricating hydraulic steering, and lubricating steering shaft
bearings.
BO
Repair by replacing fuses, windshield wiper blades and arm, and filters and gaskets.
BP
Repair by replacing seawater pump impeller, zinc anodes, glow plugs, v-belt, propeller, gauges,
meters, instrument panel, switches, control cables, helm pump, and bilge pump.
BQ
Smoke Test and Alarm Test/Trouble Test.
BR
Verify repair by Alarm Test/Trouble Test.
BS
Repair by replacing smoke detector module, blank module, lamps, fuses, or relays.
BT
Monthly check for obstructions and proper pressure on installed gauges.
BU
Semi-annually weigh cylinder assembly.
BV
Remove expended cylinder assembly, place spare cylinder into service, and send expended cylinder
to qualified maintenance facility for recharging. Clean Halon residue from Void 4 with water.
BW
Monthly check for obstructions or mechanical damage.
BX
Yearly remove and weight cylinders.
BY
Every 2 years blow out entire system with air or C02.
BZ
Remove discharged cylinder and send to appropriate facility for recharging. Place charged cylinder
into service.
CA
Repair by replacing relays, fuses, bulbs, lenses, auto start module, or light module.
CB
Self-test.
CC
Repair by replacement of fuses or bulbs only.
CD
Repair by replacement of battery, spark plugs, or filters.
B-64
