RFI SOLICITATION 36C24225R0003.pdf
PDF 159 KB Posted
- Solicitation number
- 36C24225R0003
About this file
This document is a Request for Information (RFI) for Solicitation 36C24225R0003, which is for the repair and replacement of the blower motor and steam coil for AHU-36, a custom Ventrol unit with serial # 24439-02 and tag # AHU-36. The RFI provides answers to questions regarding the equipment specifications, failed motor, coil repair, acceptable alternates, on-site inspection requirements, Building Management System controls, and electrical scope. The key details are that the failed motor is located on the lower rack assembly, and only the broken coil section needs to be repaired, not the entire coil assembly. The contractor is expected to perform all electrical work required for the repairs and startup procedures. AHU-36 will be shut down during the weekend for this work.
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Other files
| File | Type | Posted |
|---|---|---|
| 36C24225R0003_2.docx | DOCX document | |
| Amendment 36C24225R0003 0001.pdf | ||
| Manual AHU-36 custom Ventrol unit with serial 24439-02 and tag AHU-36.pdf | ||
| SITE VISIT SIGN-IN SHEET - RFP 36C24225R0003.pdf | ||
| S02 BRONX WAGE RATE.pdf | ||
| S02 Solicitation 36C24225R0003 AHU-36 Repairs.pdf | ||
| S02 Limitation on subcontracting blank.docx | DOCX document | |
| 36C24225R0003_1.docx | DOCX document | |
| S02 Buy American Certificate blank.pdf |
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Text version
SOLICITATION 36C24225R0003
AHU-36 REPAIR AND REPLACE BLOWER MOTOR AND STEAM COIL
RFI QUESTIONS AND ANSWERS
1. Would you please tell me the make and model of AHU-36?
Answer: It's a custom Ventrol unit with serial # 24439-02 and tag # AHU-36
2. Please provide O.E.M and other specifications on AHU-36 motor and steam hot-deck coil replacement.
Answer: See attached manual. AHU-36: custom Ventrol unit with serial # 24439-02 and tag #
AHU-36
3. Which of the fan array motors has failed? Although the VA is supplying the motor, we need to know which one so we can calculate the labor.
Answer: The failed motor is physically located on the lower rack assembly inside the air handler, second motor from the hatch. In our electronic control system, its titled fan #3.
4. On inspection through the AHU inspection window, it appears that the coil leak is in one of two of four interconnected hot-deck seam coil modules. Are we replacing the entire coil or just the quarter-section? (4 coils or just 1)
Answer: Repairs should be limited to the (1) broken coil; all other functioning coil sections are to remain. Any unforeseen discoveries must be brought to the attention of the COR for guidance.
5. Are equivalent alternates acceptable for the coil?
Answer: In the event OEM/factory parts are not available the contractor should supply submittals to the COR for review prior to committing resources of both the VA and Contracting firm.
6. To properly propose this job, we will need to shut down AHU-36 for a detailed inspection or the exact measurement of the coil.
Answer: AHU-36: custom Ventrol unit with serial # 24439-02 and tag # AHU-36. VA personal will not provide exact measurements. It is recommended, once awarded the contractor take onsite field measurements prior to fabrication.
7. Please advise if there is any BMS controls ties to AHU fan motor? If so, please advise who is building BMS vendor.
Answer: The building controls vendor is ITC. Engineering department will assist with AHU controls and Fire alarm system during this project.
8. Please confirm electrical scope to disconnect and reconnect fan motor swap out is also part of this package.
Answer: The expectation is that the contractor will perform all electrical work required to complete the repairs noted in the SOW and perform startup procedures with VA personal to verify proper operation.
9. Please confirm that all AHU Fan motors can be shut down to swap out inside motor.
Answer: AHU-36 will be shutdown including lockout for electrical work. This work will be scheduled during weekend hours only.
File details come from the government source that posted it. Updated .