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Maritime Technical Library • Engineering Blog

Technical Service Articles &
Class Survey Engineering Posts

Explore publication-ready engineering manuals, SOLAS/MARPOL compliance SOPs, diagnostic matrices, and worldwide port attendance protocols.

All Topics (80) Bridge & NavCom (34) Safety & LSA/FFA (11) Propulsion & Engine (12) Scrubber & MARPOL (8) Auxiliary & Galley (7) Cathodic Anodes (1) Automation & SIS (5)
Showing 13 to 24 of 80 technical articles
Propulsion & Machinery 9 min read

Yanmar Marine Auxiliary Diesel Engine & Generator Overhaul Service

MarineListing provides 24/7 Class-certified major overhauls, in-situ machining, and genuine spare parts supply for Yanmar medium-speed auxiliary diesel engines and marine generator sets across all major global shipping corridors. Specializing in the Yanmar EY-series (6EY18ALW, 6EY22ALW, 6EY26AW, 6EY33BW) and N-series (6N21AU, 6N18AL), our factory-trained diesel riding squads and certified marine engine fitters execute complete 10,000-hour top overhauls and 20,000-hour major dockside or voyage refurbishments. Every overhaul strictly adheres to maker tolerances, IACS Class rules, and SOLAS Chapter II-1 mandates, covering cylinder liner 6-point micrometer ovality gauging, portable plateau diamond honing, piston crown ultrasonic NDT, tri-metal big-end bearing clearance measurement, fuel injection pump calibration, and optical crankshaft web deflection alignment across Singapore, Rotterdam, Fujairah, Houston, and Busan.

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Propulsion & Machinery 10 min read

Yacht Marine Fin & Gyro Stabilizer System Servicing, Hydraulic Overhaul & Drydock Survey

MarineListing delivers 24/7 Class-certified maintenance, hydraulic actuator overhauls, and dynamic performance tuning for marine yacht stabilizer systems across worldwide luxury yachting and commercial corridors. Supporting active hydraulic fin stabilizers and zero-speed gyroscopic units from premier manufacturers—including Naiad Dynamics, Quantum Marine Stabilizers, Sleipner (Side-Power), CMC Marine, ABT-TRAC, and Seakeeper—our factory-trained motion control engineers execute certified drydock and afloat interventions. Every service attendance includes fin shaft spherical roller bearing clearance measurement, double-lip hull barrier seal renewal, proportional directional servo valve recalibration, hydraulic power unit (HPU) oil cleanliness filtration to ISO 4406 ($16/14/11$), and ultrasonic/dye-penetrant NDT inspection of fin stocks and composite blade roots across Fort Lauderdale, Monaco, Palma de Mallorca, Dubai, and Singapore.

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Technical Service 11 min read

GEA Westfalia Marine Fuel & Lube Oil Purifier Separator Overhaul Service

MarineListing delivers 24/7 Class-certified major overhauls, high-speed dynamic bowl balancing, and genuine spare parts supply for GEA Westfalia marine centrifugal separators across all major global bunkering ports. Supporting high-efficiency fuel oil purifiers (including the Westfalia OSE 5, OSE 10, OSE 20, OSE 40, OSE 80 series) and mineral lube oil polishers (such as the OTC 2-02-137), our factory-certified rotating machinery fitters ensure strict compliance with ISO 8217:2017 fuel standards, Class machinery rules, and SOLAS Chapter II-1 reliability mandates. Every service intervention includes precision vertical drive spindle replacement, elastic neck bearing radial clearance calibration, stainless steel disc stack ultrasonic decoking, hydraulic operating water valve block overhaul, and dynamic field balancing down to ISO 21940-11 Grade G2.5 across Singapore, Rotterdam, Fujairah, Houston, and Busan.

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Propulsion & Machinery 16 min read

Zvezda M70 Marine Gas Turbine Overhaul, Inspection & Spares Service

MarineListing provides 24/7 worldwide Class-approved overhaul, hot-section inspection (HSI), boroscope diagnostics, and mechanical servicing for Zvezda / Saturn M70 (M70FRU / M70RU) marine gas turbine propulsion units and high-output generator drives. All maintenance operations strictly adhere to SOLAS Chapter II-1 Regulations 26 & 27, MARPOL Annex VI Regulation 13 (NOx Tier II/III), and IACS Unified Requirements M44. Factory-trained marine propulsion engineers attend commercial cargo vessels, high-speed ferries, offshore support units, and auxiliary naval craft at berth, inner/outer anchorage, and Off-Port Limits (OPL) across global maritime trade corridors (Singapore, Fujairah, Rotterdam, Houston, Busan, Suez, JNPT), executing full hot-gas path refurbishment, fuel nozzle flow calibration, FADEC governor tuning, and vibration harmonic balancing with bonded Ship Spares in Transit (SSIT) support.

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Safety & LSA/FFA 11 min read

Zoll Marine Medical Equipment & Automated Resuscitator Service

MarineListing provides 24/7 worldwide Class-compliant biomedical calibration, annual performance validation, battery capacity testing, and certified spare parts replenishment for Zoll marine medical equipment, including the Zoll AutoPulse automated CPR resuscitator system, Zoll AED Plus, AED 3, and R/X Series emergency defibrillator monitors. All servicing and certificate renewals strictly comply with SOLAS Chapter III Regulation 31, IMO MSC/Circ.1042, WHO International Medical Guide for Ships (Category A/B), and Flag State statutory medical chest standards (MCA MSN 1905, USCG, MPA Singapore). Factory-trained biomedical technicians attend commercial cargo ships, cruise liners, offshore support vessels, and private maritime security teams at berth, anchorage, and Off-Port Limits (OPL) across major trading corridors (Singapore, Fujairah, Rotterdam, Houston, Busan, Suez), executing energy delivery discharge verification, compression load-cell calibration, and bonded customs dispatch of fresh electrode pads and medical-grade batteries.

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Bridge & NavCom 12 min read

Zoleo Marine Satellite Communicator & Offshore Messaging Service

MarineListing provides 24/7 worldwide setup, Iridium satellite link verification, annual performance testing, airtime fleet provisioning, and hardware replacement for the ZOLEO Marine Satellite Communicator and offshore emergency messaging terminals. Designed as a ruggedized, IP68-sealed satellite telemetry device operating across the low-Earth orbit (LEO) Iridium network, the system delivers continuous two-way messaging, location tracking, and dedicated SOS alerting compliant with SOLAS Chapter IV supplementary communication guidelines and MLC 2006 crew telecommunications standards. Certified marine electronics engineers attend commercial cargo vessels, offshore tugs, workboats, and expedition craft at berth, anchorage, and Off-Port Limits (OPL) across global shipping corridors (Singapore, Fujairah, Rotterdam, Houston, Busan, Suez), conducting antenna RF diagnostics, IERCC emergency dispatch validation, and bonded delivery of pre-configured satellite units.

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Safety & LSA/FFA 14 min read

Zodiac Milpro Rescue Boat Annual Service, Davit Proof Load Testing & Certification

MarineListing provides 24/7 worldwide Class-authorized annual and 5-year thorough inspection, davit dynamic overload testing, release gear overhaul, and sponson collar re-tubing for Zodiac Milpro 5.0m rescue boats (SRMN 500 / Sea Rib series) and Fast Rescue Craft (FRC). All inspection and testing protocols strictly comply with SOLAS Chapter III Regulations 20 & 36, IMO LSA Code Chapter V, and mandatory IMO Resolution MSC.402(96) governing authorized service providers for lifeboats, rescue boats, and launching appliances. Factory-trained service engineers attend commercial cargo vessels, tankers, offshore support vessels, and passenger ferries at berth, anchorage, and Off-Port Limits (OPL) across global maritime trade corridors (Singapore, Fujairah, Rotterdam, Houston, Busan, Suez, JNPT), executing certified 110% dynamic water bag drop tests, on-load/off-load release hook calibration, SOLAS rescue equipment inventory replenishment, and marine outboard engine overhauls.

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Safety & LSA/FFA 13 min read

Zodiac Marine Life Raft Annual Service, Inspection & Certification

MarineListing provides 24/7 worldwide Class-approved annual servicing, pressure testing, hydrostatic release unit (HRU) renewal, and exchange for Zodiac Milpro, commercial open reversible (ORIL), throw-overboard, and davit-launched marine liferafts (6 to 50 persons). All servicing operations strictly adhere to SOLAS Chapter III Regulation 20, IMO LSA Code Chapter IV, and IMO Resolution A.761(18) governing authorized liferaft stations. Certified marine safety technicians attend commercial cargo vessels, passenger ships, and offshore platforms at berth, anchorage, and Off-Port Limits (OPL) across global maritime trade corridors (Singapore, Fujairah, Rotterdam, Houston, Busan, Suez, JNPT), executing full 6-hour working pressure (WPT) tests, Necessary Additional Pressure (NAP) testing, CO2/N2 cylinder re-weighing, SOLAS A/B emergency pack replenishments, and loaner raft swap services to guarantee zero port departure delays.

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Cathodic Protection 11 min read

Marine Zinc Collar Anode Replacement & Sacrificial Cathodic Protection Servicing

MarineListing delivers 24/7 Class-certified sacrificial zinc collar anode renewal, propeller shaft galvanic protection servicing, and hull cathodic potential surveys across global hub ports and anchorages. Utilizing premium high-purity zinc alloy anodes strictly conforming to US Military Specification MIL-A-18001K and ASTM B418 Type I, our riding squads and certified commercial diving units execute precision drydock and in-water dive replacements on tailshafts ranging from 2-inch to 36-inch diameters. Every intervention includes surface mechanical prep to SSPC-SP 11, contact resistance validation ($< 0.1\ \Omega$), calibrated stainless-hardware torque securing with nylon-locking or thread-locking compounds, and pre/post electrochemical potential measurement using calibrated Silver/Silver-Chloride ($\text{Ag/AgCl}$) reference electrodes in full compliance with DNV-RP-B401, NACE SP0176, and IACS UWILD survey standards.

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Safety & LSA/FFA 10 min read

Ziamatic Marine Fire Extinguisher Bracket Installation & SOLAS FFA Securing Service

MarineListing delivers 24/7 Class-certified installation, retrofitting, and annual compliance inspection of Ziamatic (Zico) QRB-200 heavy-duty quick-release fire extinguisher brackets and marine safety mountings across worldwide ports. Engineered to withstand high-acceleration vessel rolling, extreme hull vibration, and severe marine environments, our installations fully comply with SOLAS Chapter II-2 Regulation 10, IMO Resolution A.951(23), and NFPA 10 marine requirements. Utilizing marine-grade stainless steel hardware (ASTM A276 Type 316), EPDM dielectric isolation pads, and calibrated quick-release nylon-coated steel retention straps, MarineListing safety engineers certify fire extinguisher brackets on bulkheads across machinery spaces, cargo holds, bridge decks, and accommodation corridors across Singapore, Fujairah, Rotterdam, Houston, and Busan.

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Propulsion & Machinery 14 min read

ZF Marine Z-Drive Thruster & Steering Actuator SST 200 Overhaul Service

MarineListing provides 24/7 worldwide Class-approved overhaul, mechanical alignment, hydraulic calibration, and emergency seal renewal for ZF Marine Z-drive azimuth thrusters (AT Series) and ZF SST 200 electro-hydraulic steering actuators. All maintenance operations strictly adhere to SOLAS Chapter II-1 Regulations 29 & 30, IACS Unified Requirements M42 and M52, and Class dynamic positioning (DP2/DP3) survey rules. Factory-certified marine propulsion specialists attend tugs, offshore support vessels, platform supply vessels (PSVs), and passenger ferries at berth, anchorage, drydock, and Off-Port Limits (OPL) across major international hubs (Singapore, Fujairah, Rotterdam, Houston, Busan, Suez, JNPT), executing full bevel gear tooth contact pattern mapping, Simplex multi-lip shaft seal renewals, SST 200 proportional valve tuning, and Class-witnessed steering rate verification ($35^\circ \text{ port to } 35^\circ \text{ stbd in } < 28\text{ s}$).

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Bridge & NavCom 14 min read

Zenitel Vingtor Marine PA/GA, Intercom & Batteryless Telephone Service

MarineListing provides 24/7 worldwide Class-authorized annual acoustic surveys, amplifier redundancy testing, cable loop fault isolation, and certified repair for Zenitel Vingtor marine communications systems, including Vingtor SPA-V2 / Exigo Public Address & General Alarm (PA/GA) platforms, VSP-201 / VSP-211-L batteryless sound-powered telephone networks, and AlphaCom / CIS 3100 marine intercoms. All inspection, acoustic sound pressure level (SPL) certification, and emergency failover audits strictly comply with SOLAS Chapter III Regulation 6 (Paragraphs 4 & 5), IMO Resolution A.1021(26) (Code on Alerts and Indicators), and IACS Unified Requirement E10. Certified marine radio and electronics engineers attend vessels at berth, anchorage, and Off-Port Limits (OPL) across global trade hubs (Singapore, Fujairah, Rotterdam, Houston, Busan, Suez, JNPT), conducting calibrated sound level meter surveys, 100V line impedance matching, voice-intelligibility audits (STI $\ge 0.50$), and bonded customs delivery of pre-tested amplifier cards.

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