4-SOW RFQ 2026-35172047 CRAC Unit 1Yr Maintenance.pdf
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- Solicitation number
- 2026-35172047
- Issued by
- Los Angeles County, California
About this file
This is a Scope of Work document for a Request for Quote (RFQ 2026-35172047) issued by the Superior Court of California, County of Los Angeles for one-year maintenance services on Emerson/Liebert Computer Room Air Conditioning (CRAC) units. The scope covers maintenance of ten CRAC units located in the Court's Datacenter at 111 N. Hill Street, Los Angeles, CA, with specific models including Challenger CW, Deluxe CW, Deluxe AIR, and Air Cooled Condenser units. The contractor must provide guaranteed 4-hour on-site emergency response available 24 hours per day, 7 days per week, and schedule six preventive maintenance inspections between 8 a.m. and 5 p.m. Monday through Friday, excluding national holidays. All work must be performed by a Liebert Factory Trained Technician, with 100% labor, travel, and parts coverage included. The service period runs from June 30, 2026 through June 29, 2027.
The maintenance requirements encompass comprehensive inspections and servicing of filters, blower sections, air-cooled condensers, water/glycol condensers, glycol pumps, steam generating humidifiers, infrared humidifiers, refrigerant cycles, electrical panels, controls, and ancillary items, with additional checks required for chilled water units. Pricing must be all-inclusive except for applicable taxes, with quotes valid for 90 days. The Court notes that alternate brands will not be accepted and used or refurbished items are not permitted. Vendors may respond to all or some line items; however, the Court may prefer to award the entire bid to a single vendor and is not bound to consider partial bids. The bid contact is Armando Vega at the Superior Court of California, County of Los Angeles.
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Text version
Scope of Work RFQ 2026-35172047
Maintenance Contract for Computer Room Air Conditioning (CRAC) Units
Contractor shall perform the following service and maintenance requirements on the following Emerson/Liebert computer room air conditioning (CRAC) units located within the Court’s Datacenter at 111 N. Hill Street, Room 425A and 126B, Los Angeles, CA 90012:
DESCRIPTION MANUFACTURER MODEL # SERIAL #
Challenger CW Liebert CU102C-A00 300048-004
Challenger CW Liebert CU102C-A00 300048-001
Deluxe CW Liebert UH200C-AAE1 439222-002
Deluxe CW Liebert UH200C-AAE1 439222-003
Deluxe CW Liebert FH302C-AAE1 803164-001
Deluxe CW Liebert FH302C-AAE1 803164-002
Deluxe CW Liebert FH302C-AAE1 803164-003
Deluxe AIR Liebert DH245A-AA008299 918299-001
Deluxe CW Liebert FH302C-A00 181121-001
Air Cooled Condenser Liebert PB100A-A4L 918299-002
Service Level Requirements:
• Guaranteed 4-hour on-site emergency response, 7 days/week, 24 hours/day.
• Six (6) PM inspections scheduled by the Court between 8am- 5pm, Monday-Friday, (excluding national holidays).
• 100% labor and travel coverage for emergency service 7 days/week, 24 hours/day.
• 100% parts coverage
Work must be performed by a Liebert Factory Trained Technician.
Maintenance Requirements:
Filters
• Check for restricted airflow.
• Replace air filters as needed.
• Examine filter switch.
• Wipe entire section clean.
Blower Section
• Verify that impellers are free of debris and move freely.
• Check belt for condition and proper tension.
• Replace belts as needed.
• Verify that the bearings are in good condition.
• Check the fan safety switch for proper operation.
• Check the pulleys and motor mounts for tightness and proper alignment.
Air Cooled Condenser
• Verify condenser coil cleanliness
• Brush clean and spray using hose and nozzle connected to local water source.
• Examine motor mounts for tightness. Tighten if necessary.
• Verify that the bearings are in good working order.
• Confirm that the refrigerant lines are properly supported.
Water/Glycol Condenser
• Check cleanliness of copper tubing.
• Confirm that the water regulating valves are functioning properly.
• Check the glycol solution level.
• Check glycol freeze protection level.
• Check for water/glycol leaks.
Glycol Pump
• Examine for any glycol leaks.
• Determine proper pump operation.
Steam Generating Humidifier
• Check the canister for any deposits.
• Check the condition of all steam hoses.
• Examine the water make-up valve for any leaks.
• Check and adjust potentiometers for optimal performance.
Infrared Humidifier
• Check the pan drain for any type of blockage.
• Examine the humidifier lamps for proper operation.
• Check the pan for any type of mineral deposits.
Refrigerant Cycle/Section
• Examine refrigerant lines for leaks or damage.
• Using the sight glass, check lines for moisture.
• Monitor suction pressure. Monitor head pressure.
• Monitor discharge pressure. Check superheat.
Electric Panel, Controls, and Ancillary Items
• Check fuses.
• Check electrical connections.
• Check contactors for pitting.
• Using microprocessor controls, ensure proper operation of the unit components.
• Inspect leak detection cabling (if connected to unit).
Chilled water units - additional checks:
• Inspect chilled water valve and actuator for proper operation.
• Adjust/ tighten linkage if necessary.
• Inspect internal chilled water piping and coil for leaks.
Period of Performance:
• Service Start Date: 6/30/2026
• Service End Date: 6/29/2027
| Scope of Work |
| Water/Glycol Condenser |
| • Check cleanliness of copper tubing. |
| • Confirm that the water regulating valves are functioning properly. |
| • Check the glycol solution level. |
| • Check glycol freeze protection level. |
| • Check for water/glycol leaks. |
| Glycol Pump |
| Infrared Humidifier |
| Refrigerant Cycle/Section |
| Chilled water units - additional checks: |
| Period of Performance: |
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