Checking F150TXRD charging output

[99yam40]

how old was the old battery?
less voltage getting thru would cause more current,
but ii it just clicked, and motor does not turn, then I do not think that would hurt a battery

[pstephens46]

how old was the old battery?
less voltage getting thru would cause more current,
but ii it just clicked, and motor does not turn, then I do not think that would hurt a battery

Start batteries, #1 in my case, last about 2 years.