Troubleshoot and perform repairs on all types of equipment (e.g., pump and motor replacement), plumbing (e.g., plunge toilets and unclog drains), electrical equipment including lamps, air conditioners, HVAC equipment, cosmetic items, extension cords, vacuum cleaners, internet devices, replace electrical switches and outlets, and program TV's; Use the Lockout/Tagout system before performing any maintenance work. Display proficiency in at least three of the following categories, above average skills in three more of the following categories and basic skills in the remaining categories: air conditioning and refrigeration, electrical, mechanical, plumbing, pneumatic/electronic systems and controls, carpentry and finish skills, kitchen equipment, vehicles, energy conservation, and/or general building management.