Omega Owners Forum

Omega Help Area => Omega General Help => Topic started by: Andy2009 on 28 May 2009, 10:12:58

Title: Alternator Voltage?
Post by: Andy2009 on 28 May 2009, 10:12:58

Hi

My battery is showing about 11 volts which rises to 12.5 when the engine is on.

Is this normal please?

Andy ::)

Title: Re: Alternator Voltage?
Post by: Jimbob on 28 May 2009, 10:15:39

There is a battery test guid in the maint sections....but that sounds a little low to me  :-/

Title: Re: Alternator Voltage?
Post by: Jimbob on 28 May 2009, 10:16:22

here you go

http://www.omegaowners.com/forum/YaBB.pl?num=1225724099

Title: Re: Alternator Voltage?
Post by: mathewst on 28 May 2009, 10:20:09

Thats to low, should be over 13 at least when engine is on

Title: Re: Alternator Voltage?
Post by: KillerWatt on 28 May 2009, 10:41:24

Quote

Hi

My battery is showing about 11 volts which rises to 12.5 when the engine is on.

Is this normal please?

Andy ::)

Way too low.

Official figures are 14.2V - 15.2V, however a good rule of thumb for any motor is 13.8V - 14.4V at 2000rpm with the headlights on for an acceptable charge rate.

Before you condemn the regulator, check the belt tension.