Responded to a no cooling request at a salon in Modesto California. Upon arrival, checked in with store manager and gained roof access. The technician found the commercial Carrier air conditioner with a burnt-up spade connector on the RUN terminal at compressor. Replaced spade connector and reset breaker. Unit is back online: return air temp 73.5deg, supply air temp 47deg, and temperature split 26.5deg. Took photos and confirmed site was comfortable again.