I'd go with the Datcon, and if you want to be sure of the RPM, buy or borrow an optical tach to calibrate it. Handheld optical tachs are about $30 online.
-- Shawn Wright shawngwri...@gmail.com S/V Callisto, 1974 C&C 35 https://www.facebook.com/SVCallisto On Sun, Apr 23, 2023 at 6:08 PM Dennis C. via CnC-List < cnc-list@cnc-list.com> wrote: > Well, gosh darn. Touche's engine hour meter died (or went to sleep). > Engine is Universal 25XPB. Boat is in yard 4 hours away so I'm just > probing around the web for options. > > First, it may be repairable. Might just be a poor connection. I probably > won't tackle it until I get the boat back to its home slip in Louisiana > in a couple weeks. An hour meter isn't that critical. However, on the > chance that it isn't repairable, I have two options. > > First, install a stand alone waterproof hour meter. Cost $20-40 depending > on selection and another hole in the bulkhead. > > Second, replace the tachometer/hour meter. Did that once already. Here's > where it gets interesting. It's Westerbeke part 011917. Typical online > price is about $340 US. > > > https://westerbeke.com/Product/METER/011917?productname=METER&productid=54202996DAF73B1CA82D59C6 > > So I Googled "tachometer/hour meter" and probed around. Guess what? A > Datcon 71725-00 tach/hour meter for about* 1/3* of Westerbeke's price. > Looks identical. Spec says data source is alternator which I believe the > 25XPB is. Here's the tach: > > > https://vehiclecontrols.com/shopping/shop700/products1/453057044-71725-00-datcon-tachometer-with-hourmeter-4000rpm/ > > Very interesting. Could this be the same tach? 3 3/8" hole. Next time > I'm on the boat, I'll verify the diameter and alternator data sensor. If I > can't repair it, I'll replace it with the Datcon. Anybody know why I > shouldn't? > > -- > Dennis C. > Touche' 35-1 #83 > Mandeville, LA > Please show your appreciation for this list and the Photo Album site and > help me pay the associated bills. Make a contribution at: > https://www.paypal.me/stumurray > Thanks for your help. > Stu
Please show your appreciation for this list and the Photo Album site and help me pay the associated bills. Make a contribution at: https://www.paypal.me/stumurray Thanks for your help. Stu
