During preventative maintenance of the thermogard xp ivtm system sn (b)(6) by zoll at the customer site, the coolant pump stopped functioning.The root cause of the reported complaint was a cable contact failure on the coolant (march) pump.Upon visual inspection, no physical damage was noted.Upon servicing and replacing the coolant (march) pump, the thermogard xp ivtm system passed the final functional, calibration, and electrical safety tests without issues.Historical complaints were reviewed for service information related to the reported complaint, and there was no previous history of complaints reported for the thermogard xp ivtm system with sn (b)(6).
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