π§ Technical Guides
Marine technical documentation, engines, electrical, plumbing, rigging and onboard systems.
Technical Guides guides
Explore practical TwoBoat guides about technical guides. These articles help sailors, charter guests, skippers and marine teams make better decisions before, during and after a trip.
How to Connect a Bilge Pump (12V/24V Wiring Guide)
Learn how to correctly wire and install a 12V automatic bilge pump with a float switch. This guide covers wiring diagrams, fuse sizing, cable selection, troubleshooting, and common installation mistakes.
technicalHow to Isolate Boat Batteries: Engine, Auxiliary and Generator Battery Setup
Learn how to isolate engine start, auxiliary service and generator batteries on a boat using battery switches, fuses, busbars and charging relays.
guideCommon Sailboat Diesel Engine Faults: Symptoms, Diagnosis and Repair
Diagnose the most common sailboat diesel engine faults using symptoms, structured confirmation tests and practical repair procedures. Includes required tools, professional diagnostic equipment, stop-running warnings and an interactive symptom finder.
technicalBow Thruster Maintenance, Common Problems, Diagnosis and Repair
Maintain and troubleshoot electric bow thrusters with structured inspections, symptom-based diagnosis and practical repair procedures. Covers batteries, high-current wiring, contactors, motor brushes, propellers, anodes, gear legs, corrosion, retractable systems and a complete step-by-step problem-solving workflow.
technicalWindlass Maintenance, Common Problems, Diagnosis and Repair
Maintain and troubleshoot electric and hydraulic anchor windlasses with structured inspections, symptom-based diagnosis and practical repair procedures. Covers batteries, high-current wiring, solenoids, motor brushes, gearboxes, clutches, gypsies, chain, bow rollers, anchor handling, corrosion and a complete step-by-step problem-solving workflow.
technicalMarine Diesel Generator Maintenance, Common Problems, Diagnosis and Repair
Maintain, operate and troubleshoot marine diesel generators that supply 220β240 V AC power aboard yachts and sailing vessels. Covers safe starting and shutdown, fuel, cooling and lubrication service, batteries, alternator and AVR diagnosis, voltage and frequency faults, breakers, earth leakage, smoke, vibration, diagnostic tools, replacement parts and a complete step-by-step workflow.
guideFresh Water System on a Sailboat & Yacht β Interactive Troubleshooting Guide
Interactive guide to yacht and sailboat fresh-water systems. Learn how tanks, strainers, pressure pumps, accumulators, water heaters, taps and tank selectors work; diagnose pumps that will not run, pumps that run continuously, low or pulsing pressure, air leaks and water leaks.
guideBoat Electrical System Explained β 12V/24V, Batteries, Alternator, Shore Power & Inverter
Complete interactive guide to yacht and sailboat electrical systems. Understand 12V and 24V DC, starter and house batteries, alternators, shore power, battery chargers, solar charging, inverters, fuses, breakers, voltage drop and common electrical faults. Use interactive simulators, battery-runtime and voltage-drop calculators, troubleshooting tools, checklists and a knowledge quiz.
guideMarine Toilet & Holding Tank System Explained β Toilet, Holding Tank, Y-Valve, Pump-Out & Odor Problems
Complete interactive guide to marine toilet and holding tank systems. Learn how manual and electric marine toilets work, how waste reaches the holding tank, what Y-valves, vents, deck pump-out fittings and discharge pumps do, and how to diagnose bad odors, blocked toilets, backflow, poor flushing and pump-out problems.
guideBoat Propeller Explained β Pitch, Diameter, Cavitation & Prop Walk
Complete interactive guide to boat propellers. Understand diameter, pitch, blade count, rotation, slip, cavitation, ventilation and prop walk. Use interactive pitch, speed, RPM and prop-walk simulators, diagnose common propeller problems and learn how propeller characteristics affect acceleration, cruising, maneuvering and engine load.
guideBoat Steering System Explained β Cable vs Hydraulic Steering
Complete interactive guide to boat steering systems. Learn how mechanical cable, rack-and-pinion, rotary and hydraulic steering work, how helm movement reaches the rudder or outboard, what steering fluid and hydraulic cylinders do, how to recognize steering play, stiffness, leaks and air in the system, and how to troubleshoot common steering problems safely.
guideSeacock & Through-Hull Fittings β Complete Safety Guide
Complete safety guide to seacocks and through-hull fittings. Learn how through-hulls, backing plates, seacocks, hose tails, clamps and below-waterline hoses work together, which boat systems depend on them, how to inspect and maintain them, what failure modes to watch for, and what to do if a fitting or hose begins leaking at sea
guideDepth Sounders & Fishfinders Explained: Sonar Physics, Transducers, Installation & Interactive Simulations
Learn how boat depth sounders and fishfinders work using sonar. Understand echo timing, frequency, wavelength, beam angle, CHIRP, fish arches and bottom returns, and learn how to install transom, thru-hull and in-hull transducers together with their 12V/24V electrical systems.
Related TwoBoat resources
Continue from this category into connected TwoBoat software pages, guides, tools and charter management resources. These internal paths help readers and search engines understand how each topic supports the wider TwoBoat product ecosystem.
About this category
Who are these guides for?
They are written for charter guests, skippers, boat owners, charter companies and marina teams who need practical marine knowledge rather than generic travel content.
How should I use these articles?
Start with the guide that matches your current task, then follow the related software, tool and knowledge-base links to move toward the right TwoBoat solution.