Multistack Chillers, Humidifiers, and Backflow Preventers Repair

The Department of Agriculture Agricultural Research Service seeks repair services for multistack chillers, humidifiers, and backflow preventers at its Manhattan, Kansas facility, with quotations due August 28 by 5:00 PM CDT. This is a Total Small Business Set-Aside; questions closed August 25.

Place of performance is Manhattan, Kansas (1515 College Avenue), with invoicing to the USDA ARS facility in Beltsville, Maryland. Work is firm-fixed-price with a performance period of September 15 to November 15, 2026, not exceeding 60 days total. Award is anticipated for one contractor.

The scope is limited to chiller repairs only; humidifier and backflow preventer repairs are excluded. Specific corrective maintenance tasks include replacing a thermostatic expansion valve on Module 1, replacing a Carel control/display on Module 3, replacing blown fuses on Module 4, refilling glycol on Module 4, and disassembling and diagnosing a seized pump (Pump 2). The contractor must furnish all labor, parts, materials, equipment, tools, and transportation. All work must conform to manufacturer specifications and be performed by qualified technicians. Work occurs Monday through Friday, 7:30 AM to 3:00 PM on-site. Site access requires presentation of a valid driver's license at the front office. No warranty is required; contractors must document repair performance upon completion. All travel costs are included in the bid with no separate reimbursement available.

The NAICS code is 811310, Commercial and Industrial Machinery and Equipment Repair and Maintenance, with a $12.5 million small business size standard. Evaluation is lowest price technically acceptable, weighing technical acceptability, past performance, and price. The Service Contract Labor Standards wage determination lists an HVAC Mechanic rate of $27.89 per hour. Questions and answers and equipment specifications (Multistack info plate) were added to attachments on August 24.