Hello i have a 2005 optimax 115... at the beginning and all through the day all is good but towards the end of the day ill get the regular beep but i will get another when i start to crank the engine, when it happens it will startup and run fine with no other beeps good telltale etc i have read this could possibly be a low voltage alarm, i use a 24 series 625 cca battery should i go to a 27 series 800 cca 1000 mca battery?