The J/109 Class Association Forum

Pulled hull #244 in January after 18 months in saltwater. The sail drive lower zinc was 80% depleted. The upper zinc was 30% depleted. For the last 14 months the Xantrex Link 20 battery monitor fuses were always pulled when not underway and the Grouper zincs were always hung over the side in port ...

Update: (1) There is temperature sensor sold by West Marine which is the correct length. West Marine #128251, Balmar #MC-TS-B, which is still listed as 20" in the online catalog, but is actually much longer, maybe 20'. (2) The battery chargers will over heat and finish off a weak AGM battery, as the ...

We managed to cook the house batteries on a delivery from ME to VA. The optional temperature sensor cable (Alternator Temperature Sensor, 54"L [too short, must be extended], West Marine #128244, MFG Part# MC-TS-A, $37.99) goes from a battery teminal to the XAR Digital Alternator Regulator, and ...

Culprit is Xantrex Link 20 Battery Monitor.
Hull 244 is in brackish water at a slip in Solomons, MD. On arrival, hung zinc groupers over the side attached to chain plates. Experienced massive zinc oxide formation on groupers over 2 week period. Boat has shore power option with galvanic isolator ...