Fire-Fighting Equipment
critical
Known Models (4)
Kidde / Carrier (UK/USA) CO2 Fixed Fire Extinguishing System
Engine Room / Cargo Hold total flooding
· Carbon Dioxide (CO2)
type: Fixed CO2 Total Flooding System
size_range: ['CO2 ER System', 'CO2 Cargo Hold System']
variant_count_approx: 2
period_start_year: 1950
period_end_year: None
drive_type: Manual Release (CO2 pressure)
construction: High-pressure CO2 cylinders, distribution piping, release cabinet
Common Failures:
- • CO2 cylinder slow leak from valve seat wear
- • Release cable corrosion/seizure
- • Distribution piping blockage from corrosion
- • Pilot cylinder failure
- • Audible/visual alarm failure before release
Service: CO2 cylinder weighing annually (10% weight loss = recharge). Release cabinet inspection quarterly. Distribution piping pressure test at 10-year survey. Annual survey of system by Class.
Spares: Kidde/Carrier Fire & Security. CO2 recharge: available at any major port. Release cables: 2-4 weeks. Pilot cylinders: 2-3 weeks.
Marioff / Carrier (Finland/USA) HI-FOG Water Mist System
Full ship coverage
· High-Pressure Water Mist
Voltage: 380-440V 3ph
type: High-Pressure Water Mist Fire Suppression System
size_range: ['HI-FOG Machinery Space', 'HI-FOG Accommodation', 'HI-FOG Total Ship']
variant_count_approx: 3
period_start_year: 1993
period_end_year: None
drive_type: Electric (high-pressure pump)
construction: Stainless steel piping, high-pressure pump unit, spray heads
Common Failures:
- • High-pressure pump failure from seal wear
- • Spray head nozzle clogging from water quality
- • HP piping corrosion from stagnant water
- • Control valve solenoid failure
- • Fresh water supply quality deterioration
Service: Pump test quarterly. Spray head inspection annually. Water quality test monthly. HP piping pressure test at 5-year survey. Full system discharge test per SOLAS/Class requirements.
Spares: Marioff/Carrier Fire & Security (Helsinki/Vantaa, Finland). Lead time: 2-4 weeks. Pump seals and spray heads: keep onboard.
Minimax Viking (Germany/Denmark) Foam Fire Extinguishing System
Helideck / Tank Deck coverage
· AFFF Foam (Aqueous Film-Forming Foam)
type: Fixed Foam Fire Extinguishing System
size_range: ['Foam Deck System', 'Foam Helideck', 'Foam Tank Protection']
variant_count_approx: 3
period_start_year: 1970
period_end_year: None
drive_type: Electric Fire Pump + Foam Proportioner
construction: Fire pump, foam concentrate tank, proportioner, monitors/sprinklers
Common Failures:
- • Foam concentrate degradation from age (replace every 5-10 years)
- • Fire pump motor failure
- • Proportioner ratio drift
- • Foam monitors (turrets) corrosion/seizure
- • Distribution piping corrosion
Service: Foam quality test annually (expansion ratio, drainage time). Fire pump test weekly. Proportioner calibration annually. Foam concentrate replacement every 5-10 years.
Spares: Minimax Viking (Bad Oldesloe, Germany / Esbjerg, Denmark). Lead time: 2-4 weeks. Foam concentrate: available at major ports.
Tyco / Johnson Controls (USA) Sprinkler / Deluge Fire System
Accommodation / Public Spaces
· Fresh Water (Sprinkler)
type: Automatic Sprinkler / Deluge System
size_range: ['Sprinkler Accommodation', 'Deluge Machinery Space', 'Deluge Helideck']
variant_count_approx: 3
period_start_year: 1960
period_end_year: None
drive_type: Electric Fire Pump + Gravity Tank
construction: Galvanized steel piping, sprinkler heads, alarm valves, fire pump
Common Failures:
- • Sprinkler head corrosion causing false discharge or blockage
- • Galvanized piping internal corrosion (MIC) after 15-20 years
- • Alarm valve diaphragm failure
- • Fire pump motor failure
- • Pressure switch drift causing false/missed alarms
Service: Sprinkler head visual inspection quarterly. Alarm valve test quarterly. Fire pump test weekly. System pressure test at 5-year survey. Piping replacement when corrosion exceeds 50% wall thickness.
Spares: Tyco/Johnson Controls Fire Protection (Cork, Ireland). Lead time: 1-3 weeks. Sprinkler heads: keep adequate spares onboard.