Z1MG--36C26223Q0213 | Solar Panel PM | GLA

Questions for solar maintenance contract:

Current status of each of the array controlled by an inverter? Specifically, are all inverters running? If not, can you provide a short synopsis of current issues?

All inverters are operating.Â

Have all the warranties for the inverters expired?

Yes all warranties have expired. The Satcon  and Solaron inverter warranties have expired and the inverters are not manufactured any longer.

The SMA inverter warranties have expired.

Who is administering and managing warrantied parts, the contractor or COR?

Refer to response to question 2.

 The Ground mount solar system has a Sunpower tracker system. Should the contractor also include the maintenance of the tracker system in their proposal.

Yes. Contractor shall also include in their proposal the proper maintenance of the Sunpower tracker system. Inspect and verify proper operation tracker system

And tracker controllers. Lubricate tracker motors and screw jacks semi- annually.

Contractual Questions

The solicitation mentions 150 broken modules. To ensure correct interpretation, should my bid reflect the replacement of 150 broken modules or is 150 modules a projection for the year and my bid should reflect replacing a single module (per occurrence)?

Yes contractor should replace 150 broken modules. The Heliene 72P-325 and Sunpower E20/327 solar panels are not manufactured any longer. Contractor shall provide all labor, material, necessary mounting support and electrical wiring modifications to

replace with equivalent solar panels. Â

Should my bid on the 150 PV Modules include parts and labor or just labor and the cost for the PV Module is submitted to COR for approval?

Bid should include all parts, labor, material and modifications as required. Refer to response to Contractual Question 1.

I assume all incidental maintenance e.g., discrepancies found during Normal Services are submitted to COR for approval along with contractor cost (parts/labor) for repairing said discrepancy?

Contractor shall include and take care of all normal incidental maintenance requirements as part of the bid.

Please confirm PV Module Washing is not a part of this solicitation, but as an addendum to the contract when required (hence no cost for cleaning should be included in my bid)?

Per Paragraph 5.2.1 Contractor shall include in proposal all material and labor required to provide for solar cleaning services twice per year for the VA Sepulevda Campus and four times per year for the LA ACC Medical Center.Â

Please confirm that all combiner and inverter fuses and inverter filter costs are the contractor s responsibility and should be included in the contractor s bid.

Correct contractor shall provide for all material and labor for all combiner and inverter fuses and inverter filters.

Section 5.1.1 (Inverter & Inverter Enclosure Cleaning) does not directly mention a schedule. Are these services to be performed annually with 5.1.2 or are these services performed more than once a year?

Section 5.1.1 refers to Inverter manufacturer maintenance requirements contractor shall have experience in maintaining the Satcon and Solaron  inverters and perform all maintenance requirements

every six months torque all terminals, fasteners electrical power connections on inverters and all combiners, Â replace air filters, check condition of AC and DC surge suppressors, record all operating voltages

and current readings, record all inspections completed to turn it in to the VA COR.

There are no projected hours for 0002 Emergency Repairs . How are we supposed to bid this line item?

0003 Emergency Repair Contractor does not have to include a price for this item. Â

Cleaning Questions

Please provide a total module count for each location.

Sunpower E20/327 solar panel 12,128 Solar Panels.

At Ground mount next to Building 7 Array 1 has 322 Kyocera KD240GX-LPB modules and 228 Heliene 325W 72PIFD1701USA panels.

Number of solar panels at Parking Lot 99 Â 518 solar panels

Number of solar panels at Parking Lot F 2,212 Kyocera 245GX-LFB

On buildings with solar arrays, are there any water spickets and 120VAC electrical outlets on or near the roof?

No spickets, no outlets. Contractor shall use DI water for cleaning solar panels and provide long extension cords.

        4.. On buildings with solar arrays, are there any building internal or external roof access points (roof access ladders) to rooftops?

               Yes There is access to the roof.Â

On carports, are there any water spickets and 120VAC electrical outlets on or near each of the carports?

No. spickets and no outlets. Contractor shall provide water portable water tank, DI water, and proper lifts. Coordinate with VA COR for

weekend cleaning of solar panels for the carports. Contractor shall conserve water.  Â

Please delete from SOW:

1.5.13 Other Direct Costs: Note: The VA does have spare PV modules, also some of the inverters ware not being used so that contractor can coordinate with the VA COR in using for spare parts. Â