FA4600-15-R-0014_Questions_and_Answers.pdf

FA4600-15-R-0014 Questions and Answers (Q&A)

Q: Was there an incumbent and what was the previous contract number?

A: Yes, FA4600-10-P-0253.

Q: How would we (the contractor) account for how much refrigerant to use (in the computer room air conditioning units)?

A: Please refer to “Data Aire Series Air and Water/Glycol Cooled DX 6-30 ton”

User Manual.

Q: What are the filter sizes of the CRAC units?

A: Filter sizes of CRAC units 1-1 to 1-181 have five 16x25x4 and five 20x25x4 filters each. Filter sizes of CRAC units 2-19, 2-20, and 2-21 are four 16x20x4 and four 20x20x4.

Q: Will monthly maintenance include replacing filters?

A: No, filters are replaced quaterly.

Q: Do the new Computer Room Air Conditioners have belts?

A: No. CRAC Units labed in Appendix 5 as CRAC 1-4, 1-5, 1-9, 1-10, model number GFGD-3034-E are direct drive and therefore do not have belts.

Q: How often do belts need to be replaced?

A: As needed.

Q: What constitues catostrophic failure (or an emergency repair)?

A: Severity of repair is determined by the Contracting Officer’s Representative

(COR).

Q: Is there double door access (to the work site)?

A: Yes

1Computer Room Air Conditioner units 1-15 and 1-16 are not included in this requirement.

Q: Will software (of applicable equipment) need to be updated?

A: No, software is not the contractor’s responsbility however, contractor is responsible for checking and maintaining electrical components and connections.

Q: Do we need to include addition of the new CRAC unit (in our proposal)?

A: No. The proposal should be based on existing equipment. Incorporation of the new CRAC unit (to this contract) will be done at a later time (after installation).

Q: What is included in CLIN 0007 i.e. What part(s) are considered reimbursable under this CLIN?

A: Any part(s)/material(s) not used in routine preventive maintenance of equipment, examples of such parts used in routine preventive maintenance are belts, filters, glycol, refrigerant, etc. Parts needed in emergency or unscheduled repairs fall in this category.

Q: What type of refrigerant does the Liebert Air Conditioning Unit use?

A: R-407C.

Q: What type of filters does the Liebert Air Conditioning Unit use?

A: One MERV 8 (ASHRAE 52.2-2007) filter (20"x20"x4" [508mm x 508mm x

102mm])

Q: Is any equipment currently under warranty?

A: Compressors in CRAC Units labed in Appendix 5 as CRAC 1-4, 1-5, 1-9, 1-10, model number GFGD-3034-E have less than 6 months of warranty left at the time of this notice. Compressors in McQuay Scroll Chillers have less than 2 and a half years at the time of this notice.

Q: Could you provide the sign-in list for the site vist?

A: Yes. It is attached as FA4600-15-R-0014 Site Visit Sign-In Log.

Q: How often does the chemicals in the towers need to be monitored and reported on?

A: Every two weeks.

Q: How much time does it take to get into the secured areas to perform preventive maintenance?

A: Up to two days if 24 hour notice was given (to the COR).

Q: Who was awarded the (installation of) the new CRAC unit?

A: Contract has yet to be awarded.

Q: Does the contractor need to submit past performance (information) for each type of equipment?

A: Please refer to addendum 1 to FAR 52.212-1 paragraph 3. Past performance information submitted will be evaluated in accordance with FAR 51.212-2 Evaluation – Commercial Items.