*Chris B, read this comment*
Replace the Keyswitch, before you do anything else.
WAV's use Maintenance Free batteries that stand on their side in the battery compartment, instead of sitting like a normal battery.
The probability exists that you need 4 new batteries for some of the WAV's that you look after.
This is ONLY to be used to report flooding, spam, advertising and problematic (harassing, abusive or crude) posts.