Mechanical & Engine Services

We service gas and diesel marine engines from routine maintenance to complex mechanical repairs.

Engine & drivetrain services include:

• Engine inspections & diagnostics

• Scheduled maintenance (oil, filters, impellers, belts, cooling systems)

• Raw-water & closed-cooling system service

• Exhaust components (risers, manifolds, flaps, gaskets)

• Fuel systems (filters, lines, pumps)

• Transom & sterndrive services

• Gimbal bearings, bellows, shift cables

• Propellers, shafts, couplings & alignment

We work strictly according to manufacturer service procedures (MerCruiser, Volvo Penta, Mercury, etc.).

Electrical Systems & Diagnostics

Marine electrical problems require proper testing — not guessing.
We provide systematic electrical diagnostics and repairs using marine-grade components.

Electrical services include:

• Battery systems & charging diagnostics

• Alternators, starters & wiring repairs

• DC & AC system troubleshooting

• Bilge pumps, float switches & alarms

• Generator electrical systems

• Electronics power & network wiring

• System labeling, cleanup & organization

All electrical work follows ABYC-compliant practices for safety and reliability.

Winterization & Seasonal Services

We offer complete, professional winterization, not partial or rushed work.

Winterization services include:

• Gas & diesel engines

• Generators

• Air-conditioning systems

• Fresh-water & sanitation systems

• Raw-water systems

• Seakeeper units

Each system is properly flushed, protected with antifreeze, and inspected to prevent freeze damage and corrosion.

???? Please refer to our Winterization Price List for transparent pricing.

Service Request Form

MOBILE REPAIRS: $150/hr + Show up fee $150. Mobile repairs are made at most waterfront locations from Capecod MA, to Newburyport , MA. All maintenance, installations, and boat work will be done at the marina or boat yard .

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IMPORTANT NOTES:

*Services added after 12/15 REQUIRE special authorization to guarantee repairs before the spring launch.

*Requesting services will not guarantee the completion of those services; additional information or complications may occur. 

*Service timelines rely on weather conditions, parts availability, subcontractors, and many factors beyond our control that can delay your repairs.  

*Certain Services can ONLY be scheduled at certain times of the year. During the summer, clients who are dead in the water, emergency service calls, and vessels that have not yet been launched take service priority. ​

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Winterization Price List for 2025

Sailor Fox Marine Service 2025 Winterization Price List

Marine HVAC & Air Conditioning Systems

Sailor Fox Marine is EPA Section 608 Certified, allowing us to legally handle, recover, and service refrigerants used in marine HVAC and air-conditioning systems.

Sailor Fox Marine provides professional marine HVAC (air-conditioning & climate control) service for powerboats and yachts.
Marine A/C systems are complex and require proper diagnostics, water-flow analysis, and electrical testing — not guesswork.

We service self-contained and chilled-water systems from leading manufacturers, ensuring reliable cooling and heating performance in all conditions.

 HVAC Diagnostics & Troubleshooting

We diagnose common and complex marine A/C issues, including:

• A/C not cooling or heating

• Units short-cycling or shutting down

• High-pressure / low-pressure faults

• Water-flow & seawater pump problems

• Blocked condensers or strainers

• Electrical & control faults

• System noise, vibration, or leaks

Every diagnosis is performed with a step-by-step, technical approach to identify the root cause.

HVAC Service & Maintenance

Preventive maintenance is critical for marine HVAC reliability and longevity.

Service & maintenance includes:

• Seawater circuit inspection & cleaning

• Pump, strainer & hose inspection

• Condenser flushing & descaling

• Air filter cleaning or replacement

• Electrical connection inspection

• Control panel & thermostat testing

Regular service improves efficiency and prevents costly mid-season failures.

HVAC Commissioning & System Verification

After installation or repairs, we perform:

• System commissioning

• Operating pressure & temperature checks

• Electrical load verification

• Water-flow confirmation

• Functional testing under load

This ensures the system operates within manufacturer specifications.

 HVAC Repairs & Component Replacement

We replace and repair HVAC components such as:

• Seawater pumps

• Control boards & sensors

• Thermostats & displays

• Blowers & fan motors

• Valves, hoses & fittings

Only marine-grade parts are used for durability and safety.

 HVAC Winterization & De-Winterization

We properly protect HVAC systems from freeze damage.

Winterization includes:

• Complete seawater circuit flushing

• Proper antifreeze application

• Pump and line protection

• System inspection before lay-up

De-winterization includes:

• System flushing

• Leak checks

• Operational testing before the season

 Brands & Systems We Service

We service most major marine HVAC brands, including:

• Dometic / Cruisair

• Webasto / BlueCool

• Marine Air

• Condaria

• Self-contained & chilled-water systems

Schedule HVAC Service

If your marine A/C system is not performing correctly, do not wait — early diagnosis prevents compressor damage and expensive failures.

[Request HVAC Service]
Please include boat model, system brand, number of units, and symptoms.