Beta Marine Engines

mariellec · mariellec

I am repowering with a Beta 25 with a Letrika 75 Amp alternator. I have two house banks and a starter battery, all of which are cabled to an isolator. The instructions for the Isolator (approx 18 y/o) indicate that it is not compatible with alternators that have internal voltage sensors. (my old engi...

Blue Moon · Blue Moon

Not at the boat so unable to check directly, but would the R&D flexible coupling supplied with my Beta 38 (WOC K35616) have come with an earthing conductor? Of course, I still need to verify installation even if the earthing conductor is supplied as standard, but I am still trying to figure out wh...

Blue Moon · Blue Moon

The coolant fitting on the bottom of the heat exchanger on my Beta 38 was quite loose, though not leaking. Now reconnecting everything after lifting the engine, any special thread sealant to use on these fittings? Would some basic, teflon-loaded, temperature-rated pipe sealant be fine?

Blue Moon · Blue Moon

Referencing the attached photo, what is the little rubber boot identified by the blue arrow? Regarding the 12 V ground connection to the engine, which of the two points identified by the green arrows is the best to use? There is a label in the vicinity, but not clear exactly to which point the label is in...

Jane-O · Jane-O

The manual warns us not to over tighten the 3 bolts of the heat exchanger end caps. I tightened them to what feels right and there is still a small gap between the metal surface of the heat exchanger and the metal surface of the end cap. Is that OK, or should it be metal to metal? Thanks for your help.

Topic		Started By	Replies	Views	Last Post
	Connecting Beta 25 with 75 Amp Alternator to my Isolator Beta 25 75 Amp Alternator Isolator (Preview) I am repowering with a Beta 25 with a Letrika 75 Amp alternator. I have two house banks and a starter battery, all of which are cabled to an isolator. The instructions for the Isolator (approx 18 y/o) indicate that it is not compatible with alternators that have internal voltage sensors. (my old engi...	mariellec	0	948	Jun 5, 2020 by mariellec
	Earthing connector supplied with R&D coupling with Beta 38? (Preview) Not at the boat so unable to check directly, but would the R&D flexible coupling supplied with my Beta 38 (WOC K35616) have come with an earthing conductor? Of course, I still need to verify installation even if the earthing conductor is supplied as standard, but I am still trying to figure out wh...	Blue Moon	1	633	Jun 4, 2020 by BruceB
	Sealant for Coolant Fitting (Preview) The coolant fitting on the bottom of the heat exchanger on my Beta 38 was quite loose, though not leaking. Now reconnecting everything after lifting the engine, any special thread sealant to use on these fittings? Would some basic, teflon-loaded, temperature-rated pipe sealant be fine?	Blue Moon	1	622	May 28, 2020 by Stanley
	Mystery Boot on Engine; Best Negative Electrical Connection Point? (Preview) Referencing the attached photo, what is the little rubber boot identified by the blue arrow? Regarding the 12 V ground connection to the engine, which of the two points identified by the green arrows is the best to use? There is a label in the vicinity, but not clear exactly to which point the label is in...	Blue Moon	1	666	May 27, 2020 by Farron
	Heat exchanger end caps (Preview) The manual warns us not to over tighten the 3 bolts of the heat exchanger end caps. I tightened them to what feels right and there is still a small gap between the metal surface of the heat exchanger and the metal surface of the end cap. Is that OK, or should it be metal to metal? Thanks for your help.	Jane-O	3	1022	May 18, 2020 by Stanley
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