Field-informed maintenance guidance, diagnostic context, service updates, and technical articles from the Accumar Marine team.
A look inside the engine room of a Pershing 80 performance yacht — twin MAN D2862 LE V12 diesels producing 2,800+ combined horsepower. Here's what it takes to service these machines properly.
Your boat's refrigeration system isn't a home fridge — it's a precision marine system fighting heat, humidity, and vibration 24/7. Here's what goes wrong, how to diagnose it, and when to call a pro.
High pressure faults are the #1 marine AC failure in Southwest Florida summers. Learn what causes them, why condenser fouling is almost always the culprit, and how a cooling system flush (descaling) restores normal operation. Step-by-step guide from 25+ years of field experience.
A comprehensive guide to maintaining marine air conditioning systems — raw water cooling circuit inspection, air quality and humidity control, preventative system security, and troubleshooting common fault codes (HPF, ASF, LAC). Based on 25+ years of field experience in Fort Myers and Southwest Florida.
A deep dive into lead-acid marine battery maintenance — terminal care, electrolyte watering, plate chemistry, state of charge diagnostics, hydrometer testing, equalization charging, and safety. Based on 25+ years of field experience in Fort Myers and Southwest Florida.
A complete guide to every marine refrigeration brand Accumar Marine Services repairs and installs in Fort Myers, Cape Coral, Naples, and Southwest Florida — from Vitrifrigo and Isotherm to Sea Frost, Grunert, and Dometic. 25+ years of hands-on experience.
Your marine AC sea strainer is the gatekeeper between the ocean and your air conditioning system. Learn the 8-step cleaning process, the bromine hack for biofouling prevention, annual acid descaling, and why a clogged strainer can cascade into a five-figure repair. Based on 25+ years of field experience in Fort Myers and Southwest Florida.
Marine watermaker maintenance guide from 25+ years of field experience in Southwest Florida. Covers pre-filtration, fresh water flushing, pickling, chemical cleaning, pump service, and spares kits for Spectra, Schenker, and Sea Recovery systems.
Active fin stabilizers from Naiad and Wesmar require a critical 3-year major service including shaft seal replacement, hydraulic cylinder rebuilds, and full oil changes. Skip it and a $300 seal job becomes a $10,000 shaft replacement. Here's what the service involves, brand-specific challenges, and the real cost math.
AGM or lithium for your house bank? We break down usable capacity, charging speed, weight, voltage stability, total cost of ownership, and the system upgrades lithium requires — based on 25+ years of marine battery installations across Southwest Florida.
Marine batteries weaken over time — and a dead battery can strand you miles offshore. Here are the 5 warning signs every Southwest Florida boater should watch for, from slow cranking to swollen cases, plus what to do before your next trip out of Fort Myers, Naples, or Marco Island.
Your boat's AC isn't a luxury in Southwest Florida — it's survival gear. Here's the complete maintenance guide from 25+ years of keeping vessels cool from Fort Myers to Marco Island, including raw water flow monitoring, condenser descaling, humidity control, and the routine checks that prevent five-figure repair bills.
You can't prevent a lightning strike — but you can control what happens next. Learn how a properly installed Lightning Protection System turns your boat from a victim into a safe conductor, plus personal safety rules and how to protect your electronics from EMP damage.
Walk through a real AC system sizing for a 42-foot Grand Banks trawler in Fort Myers. See how the AC System Builder tool determines system type, compressor, circulation pump, and installed pricing — zone by zone, no guesswork.
Your marine AC compressor is running but no cold air? It's probably an airlock. Learn what causes it, three proven methods to fix it in under 5 minutes, and how to prevent it from happening again. Includes video walkthrough.
A comprehensive engineering guide to upgrading your vessel's charging system with high-output alternators and LiFePO4 batteries. Covers stator technology, external regulators, serpentine conversions, ABYC compliance, load dump protection, and proper wiring for 100A–250A systems.
USCG Master Captain's 25-year field guide to operating, maintaining, and winterizing the Raritan SeaEra macerating marine toilet. Covers safety protocols, electrical specs, prohibited chemicals, and court-ready maintenance standards.
The marine lithium revolution is real — but so are the risks. From BMS shutdown paradoxes to insurance implications, here are 7 engineering realities that separate a safe upgrade from a potential disaster.
Upgrading to LiFePO4 isn't a simple battery swap — it's a full electrical system redesign. From alternator traps to cold-weather plating risks, here are 6 critical realities every boat owner must understand before making the switch.
A comprehensive guide to choosing the right marine AC circulation pump. Covers Scot 67/68 series, Oberdorfer 107M replacements, magnetic drive options, sizing for BTU capacity, and installation tips from 25+ years of experience.
Monthly tips on marine AC, batteries, watermakers, and more — informed by 30+ years of marine service experience. No spam, just real-world maintenance advice.
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