OSHA Accident Investigation · Summary #14347033
ELECTRIC MOTOR,COMPRESSOR,ELECTRICAL,AIR CONDITIONER,E GI VII,ELECTROCUTED,ELECTRICAL WORK,GROUND FAULT
Event description
ELECTRIC SHOCK - GROUND FAULT IN AIR CONDITIONER
Investigation abstract
AN EMPLOYEE OF AN ELECTRICAL CONTRACTOR WAS INSTALLING A LOAD MANAGEMENT DEVICE N ITS WIRING. THIS ENERGIZED THE FRAME OF THE AIR CONDITIONER AT 120 VOLTS. FOR A LOCAL UTILITY. HE WAS AT A RESIDENCE (A MOBILE HOME) INSTALLING THE RADIO- CONTROLLED DEVICE TO PROVIDE ELECTRIC POWER TO A HOT WATER HEATER AND A CENTRAL AIR CONDITIONER. THE EMPLOYEE HAD INSTALLED PART OF THE UNIT AT THE HOT WATER HE ATER AND WAS RUNNING WIRING TO THE AIR CONDITIONER. THE CIRCUIT FOR THE HOT WATE R HEATER HAD BEEN DEENERGIZED; HOWEVER, THE CIRCUIT TO THE AIR CONDITIONER REMAI NED ENERGIZED. THE EMPLOYEE WAS ELECTROCUTED WHEN HE SIMULTANEOUSLY CONTACTED TH E FRAME OF THE AIR CONDITIONING UNIT AND THE WALL OF THE MOBILE HOME. THE CENTRA L AIR CONDITIONER HAD NOT BEEN GROUNDED, AND ITS COMPRESSOR HAD A GROUND FAULT I
Victim
-
#1 Fatality Age 29 M
- Nature of injury
- 10
- Part of body
- 4
- Event type
- 12
- Source
- 15
- Occupation code
- 999
- Human factor
- 9
- Environmental factor
- 18
- Task assigned
- 1
Codes shown verbatim from OSHA's accident-investigation database. A human-readable decoder is coming in a future release once the accident_lookup2 dictionary is loaded.