What was found
(CAN) INVESTIGATION INTO INADVERTENT LOSS OF 2 SLUNG LOADS CLOSE TO GROUND WITH NO DAMAGE, REVEALED THAT THE CAROUSEL RELAY PROVIDES AN UNANTICIPATED 6 TO 9 VOLTS VDC TO PIN C OF THE UTILITY CONNECTION ON THE BELLY OF THE AIRFRAME WHEN IT SHOULD ONLY BE SUPPLING 28 VDC TO PIN E OF THE CONNECTION. THIS ERRANT VOLTAGE ISN`T ENOUGH TO OPEN A WATER BUCKET BUT IT HAS BEEN DEMONSTRATED TO OPEN A REMOTE HOOK ON 5 OF OF OUR 7 ACFT. 70 PERCENT OF OUR ACFT FROM DELIVERY HAVE THIS PROBLEM. AN EMERGENCY NOTICE HAS BEEN SENT TO ALL COMPANY PILOTS INSTRUCTING THEM TO USE EXTREME CAUTION TO AVOID ACTIVATION OF THE CAROUSEL SWITCH. MFG HAS BEEN INFORMED OF THIS SITUATION.