M&R Log 2024

In 2024, I participated in most races organized by the San Francisco Single-handed Sailing Society. This included two coastal races that required vessels to comply with the NorCal YRA Offshore equipment list, including an AIS transponder. Most of the improvements to Grace in 2024 were to comply with these rules. I also continued the basic maintenance schedule, such as replacing small parts, annual outboard service, and regular bottom and topside cleaning. Notable small repairs included replacing the burnt-out Plastimo LED compass light, the Dyneema backstay that snapped in a race, and the Davis Instruments WindTrak 15 Wind Indicator that was knocked off while docked, most likely by a seagull.

AIS Transponder

Although cheaper options exist, I found a good deal on the Vesper Cortex V1 USA model. The only difference between the worldwide and USA models is the coverage for remote monitoring. All other critical functions, such as AIS and GPS, work anywhere in the world. This unit includes many useful components in one black hub unit: VHF splitter, GPS, AIS transponder, and sensor monitoring.

I mounted the Garmin GPS unit that connects to the hub below deck toward the bow. An attempt to resize the GPS cable led to data transmission issues between the GPS and cortex units. I replaced the GPS cable and kept it full length, which sorted out the data transmission issues. One day, the extra length may be useful if I mount the GPS externally to the stern rail.

The tethered handset communicates via WiFi with the hub, allowing it to be positioned in a convenient location for use. The handset is near the companionway, allowing me to use it easily while steering from the tiller. The handset features an easy-to-use screen with multiple functions, including AIS plotter and hailing, VHF, anchor monitoring, crew overboard, etc. It has already come in handy on several occasions when navigating the busy traffic in the San Francisco Bay.

Autopilot

When comparing different autopilot options, I eventually chose the PCNautic Autopilot. Its robust construction and ease of repair appealed to me. As a long-time Linux user, I support free software projects whenever possible. The PCNautic autopilot runs pypilot in well-designed enclosures. It uses a hydraulic actuator similar to Pelagic, a highly regarded marine autopilot company out of California. The cost was close to the same for the PCNautic and Pelagic systems. A more affordable option would have been a Raymarine ST1000 without the ease of service and parts replacement. Plus, most of the electronic components of the PCNautic system are below deck and, thus, are more protected from the elements.

I love how well this autopilot works. It comes with a handy remote that allows course modifications and tacking with the click of a button. Currently, I have two modes enabled: compass steering and standby. Eventually, I plan to install a wind sensor and a navigation system that will allow either steering to the wind or along a plotted course. There are, of course, costs associated with these additional components. However, I am mostly concerned with adding too many additional electronic systems before adding solar power to charge while underway. Since I mostly do coastal cruising and racing with Grace, I only need the autopilot while doing complicated maneuvers or taking a break from the helm. My goal is to be still able to stay out on the water for 2-3 days without coming to shore for charging.

Bilge Pump

Offshore racing requires a manual bilge pump that can be operated while steering the boat. To match the style of pump already installed in the bilge, I chose a Bosworth & Co GH-M450D. This reliable pump allows for vertical mounting with the inlet and outlet on the same side, making the unit fit perfectly in the available space. The removable handle is discreetly stored with a tether in the cubby below the tiller. The two bilge pumps have interchangeable parts, including the handles, to facilitate maintenance in the future.

Spinnaker Sheets

I spliced a new set of spinnaker sheets using New England Ropes Endura Braid Euro Style Yellow 5/16″ (8 mm), Ronstan Spinnaker Shackle Guard Green/Red 1 9/16″ (40 mm), and Wichard Snap Shackle-Quick Release Bail with Swivel Eye 3 5/32″. These spinnaker sheets work very well. The length is sufficient to launch the spinnaker from either the bow or the shrouds (behind the mainsail and jib). However, when I make a new set of spinnaker sheets again, I will increase the length to allow for launching and dowsing into the companionway hatch. I am also thinking of designing a custom bag for the spinnaker with a square opening to fit nicely in the hatchway.

Mainsheet Blocks

The mainsheet blocks had gotten worn out and needed replacing. The previous owner of Grace had installed a 6:1 reeved right angle mainsheet system. It involved a lot of line and an unnecessary level of purchase given the boat’s size. Instead of the 6:1 system, I opted for a 4:1 fiddle system composed of Harken 57mm Fiddle Block — Swivel (Part No. 2621) and 57mm Fiddle Ratchet Block — Swivel, Becket, Cam Cleat (Part No. 2676). The 4:1 tackle system is the most common on boats under 28 ft (8.5 m). So far, I am pleased with the reduced line clutter in the cockpit. It is also completely adequate for mainsail trimming. I tend to use the traveler anyway for fine-tuning for the mainsail.

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