Specifications include, but are not limited to: 1. Lock & tag out electrical unit. 2. Dismantle centrifugal compressor 3. Include any permits if required. 4. Recover and store refrigerant from existing system., Refrigerant to be turned over to owner at project completion if owner so chooses to accept it, otherwise refrigerant to be removed from site at Contractor’s expense. 5. Provide refrigerant analysis. 6. Provide inspection and verification of proper inlet guide vane assembly, motor shaft, labyrinth seals, and the impellers. Assure compliance with original manufacturer’s specifications. 7. Provide inspection of the motor including rotor bar as well as the resistance analysis, and assure compliance with original manufacturer’s specifications.