01A_Appendix-A_Tech_Req_GLEN 22-1016.pdf
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- Attached to
- B600 Chiller Repair
- Solicitation number
- GLEN22-1016
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This document is an Appendix A Technical Requirement for the B600 Chillers Refresh federal contract opportunity GLEN22-1016. The Air Force Space Command intends to award this contract to Trane Inc. (CAGE: 60532) to restore critical components of four existing B600 chillers at Schriever Space Force Base in Colorado. The contractor shall provide all personnel, equipment, tools, and services necessary to refresh the chillers, including removing refrigerant, overhauling the compressors, installing new purge units and control panels, and verifying proper operation. The technical requirements cover design, demolition, civil, architectural, electrical, water/wastewater, communications, and fire protection work. The contractor must provide a 1-year parts warranty, 7-year warranty on compressor components, and 5-year warranty on the control system. The government will consider capability statements with technical and cost details from interested parties, but this is not a competitive solicitation.
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Appendix A.
Technical Requirements
GLEN 22-1016
B600 Chillers Refresh
Schriever Space Force Base (SSFB)
Colorado
11 June, 2024
GLEN 22-1016 B600 Chillers Refresh
Table of Contents
1.1. DESIGN & ANALYSIS
1.2. EXISTING CONDITIONS & DEMOLITION
1.3. CIVIL
1.4. ARCHITECTURAL
1.5. ELECTRICAL
1.6. WATER & WASTEWATER
1.7. COMMUNICATIONS
1.8. FIRE PROTECTION
1.9. DESIGNER OF RECORD QUALIFICATIONS
1.10. WARRANTY
1.11. MECHANICAL COMPONENTS
1.1. DESIGN & ANALYSIS
1.1.1. The Contractor shall provide all personnel, equipment, tools, transportation, materials, supervision, scheduling, and all other items or services necessary to perform the work as defined in the Statement of Work. The Contractor shall restore critical components of B600 chillers:
L02M22823 (2002), L04H03776 (2004), L04L05147 (2004) and L05K04501 (2005) to original operation condition, reliability, and life expectancy.
1.2. EXISTING CONDITIONS & DEMOLITION
1.2.1. The contractor shall field verify existing field condition of entire system of interest and furnish all required labor, material, and expertise required to perform safe and clean demolition of old equipment as required.
1.3. CIVIL
1.3.1. The contractor shall provide all required labor, material, and expertise required for any civil engineering work if needed.
1.4. ARCHITECTURAL
1.4.1. The contractor shall provide all required labor, material, and expertise required for any architectural work if needed.
1.5. ELECTRICAL
1.5.1. The contractor shall provide all required labor, material, and expertise to power the chillers and all its supporting equipment.
1.6. WATER & WASTEWATER
1.6.1. Ensure all system interfaces with existing infrastructure without major modifications.
1.7. COMMUNICATIONS
1.7.1. The contractor shall furnish all labor, material, and expertise necessary to complete installation and configuration necessary to deliver system that is ready for operation.
1.7.2. Ensure the new system communicates properly with current building management system and other applicable control and/or monitoring system.
1.8. FIRE PROTECTION
1.8.1. The contractor shall provide all labor, material, and expertise required to ensure the new system meets all applicable most up to date codes.
1.9. DESIGNER OF RECORD QUALIFICATIONS
1.9.1. If any design work is needed, the designer of record shall have a minimum 5 years’ experience and licensed in State of Colorado.
1.10. WARRANTY
1.10.1. The contractor shall be able obtain manufacturer backed warranty for all of system components and labor that are newly installed.
1.10.2. Include a one-year standard parts warranty and 90 days labor on all components replaced as part of the offering.
1.10.3. In addition, include a 7-year parts and labor warranty on the compressor motor, compressor motor bearings, and lubrication system.
1.10.4. In addition, include a 5-year parts and labor warranty on the AdaptiView display with
Symbio controller.
1.11. MECHANICAL COMPONENTS
1.11.1. COMPRESSOR: The contractor shall refresh the compressors as follows:
o Remove refrigerant and replace per applicable law.
o Dismantle the centrifugal compressor.
o Perform refrigerant and oil analysis.
o Inspect and verify the inlet guide vane assembly, motor shaft, labyrinth seals, and impellers compared to original manufacturer specifications.
o Overhaul and rewind the motor to original manufacturer specifications.
o Verify and adjust the controls and measuring devices.
o Inspect the overload controls, contactors, wiring, and other starter components.
o Clean and inspect the lubrication system including the oil pump, regulator, filters, heating elements, and sump.
o Clean and inspect the economizer and liquid line flanges.
o Install new compressor motor bearings.
o Speed balance the rotor and impellers as one operation assembly prior to reassembly of the compressor.
o Reassemble the centrifugal compressor, auxiliary vapor and lines, and sight glasses with new gaskets.
o Replace oil pump and motor.
o Clean and verify purge.
o Perform vibration analysis as a base line at chiller startup.
o Replace relief valve carbon disk and gaskets of rupture guard if applicable.
o Evacuate and leak test chiller to original manufacturer specifications.
o Charge with refrigerant and adjust charge as necessary.
o Verify operating parameters and adjust chiller to original specifications.
o Install new nameplate indication rebuild serial number.
o Provide warranty tag and information.
1.11.2. REFRIGERANT: The existing chiller refrigerant will be re-used provided it meets standards.
1.11.3. PURGE UNIT: The contractor shall install a new purge unit to reduce refrigerant loss:
• Remove existing old-style purge unit.
• Provide and install a new Trane purge unit on the rebuilt chiller.
• Start-up and check for proper operation.
1.11.4. CHILLER CONTROL PANEL: The contractor shall install new Trane AdaptiView chiller control panels:
• Remove existing chiller control.
• Provide and install Trane AdaptiView chiller control panel on the rebuilt chiller.
• Startup and check for proper operation.
• Ensure proper communication to the existing building automation system.
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