HVAC Chiller Overhauls- CHOT & NSCEP locations

Osceola County, Florida is requesting bids on comprehensive overhauls of two Carrier centrifugal chillers under ITB #C007134, with proposals due September 30, 2026. Bidders must hold an active State of Florida Mechanical Contractor License and meet a minimum of five years of documented experience performing maintenance, repair, and overhaul services on Carrier centrifugal chillers, with references for at least three comparable projects completed within the past five years — at least one involving a chiller rated 2,000 tons or greater. Current OEM certifications or factory training demonstrating access to qualified technicians, technical support, documentation, diagnostic equipment, specialty tools, and genuine OEM parts are mandatory.

The scope encompasses complete overhauls of two Carrier chillers: NSCEP Chiller 8 (Model #19XR7270, installed 1999, 8,000 tons) and CHOT Chiller 1 (Model #19CB8941XX, installed 1989). Work includes motor disassembly, inspection, and repair at Xcel Motor Repair in Wadesboro, North Carolina; compressor inspection and reassembly with refrigerant management; condenser tube inspection via Eddy Current Testing with potential replacement using Skip-Fin Turbo copper tubes; refrigerant recovery; startup and commissioning; and performance testing. Bidders must submit a complete Subcontractor List with the bid; no subcontractor changes are permitted without prior written approval. Work is scheduled between 7 a.m. and 5 p.m., Monday through Friday, or as mutually agreed and approved by the Owner, subject to District approval. Notice to Proceed is October 9, 2026; motor removal must occur by October 30, 2026; initial inspection reports are due December 11, 2026; repairs must be completed by January 29, 2027; and final commissioning is February 26, 2027. The contractor must acknowledge service requests within 24 hours and provide 24/7 emergency response capabilities.

Bidders must submit resumes for key personnel demonstrating years of experience, certifications, factory training, and Carrier centrifugal chiller experience. Failure to submit required certificates, licenses, and documentation with the bid will result in rejection. Mandatory compliance documents include the Conflict of Interest and Public Entity Crime Affidavit, Foreign Countries of Concern and Human Trafficking Affidavit, and Affidavit of Eligibility for Buy Local or Veteran Small Business Program. Commercial General Liability of $1 million per occurrence, Automobile Liability of $1 million per occurrence, Workers' Compensation statutory benefits with Employer's Liability of $1 million per occurrence, and Umbrella Liability of $1 million per occurrence are required. The Central Florida Tourism Oversight District must be named as certificate holder; all policies must carry AM Best A- rating or equivalent.

Confined space work is subject to Reedy Creek Energy Services (RCES) confined space safety standards implementing 29 CFR 1926 Subpart AA. Contractors must develop written confined space programs, designate competent persons, provide continuous atmospheric monitoring, arrange rescue services, and ensure all personnel receive role-specific training. Lockout/Tagout procedures per RCES program and OSHA 29 CFR 1910.147 are mandatory. The contractor bears responsibility for all labor, materials, equipment, rigging, transportation, and tools. The Owner assumes responsibility for equipment de-energization, LOTO procedures, and electrical connections. Contractors must establish a documented Quality Control/Quality Assurance program, maintain all required EPA refrigerant certifications and OSHA training, and provide comprehensive incident reporting within 24 hours of any property damage or operational disruption. Any damages caused by the contractor must be repaired within 24 hours or the Owner may back-charge at current labor rates plus material costs plus 20 percent.