MillerBrosSolar

Title Page

Audit Title
Client / Site
Conducted on
Prepared by
Location
Technician(s)
Site Contact(s)
Site Access Process
Document if site has a SEL or not
Document communications (Modem or Hard line). If modem, then document spec plate

Site Safety

Safety precautions must always be observed.

All electrical equipment is to be considered energized.

JSA must be completed prior to beginning work.

Site Protocols

Email MBS Analyst upon arrival, departure, and equipment shutdown.

Arrival email should include the reason for visit, names of technicians onsite, and an estimated length of the visit.

VISUAL INSPECTION ARRAY

General Site Conditions.
Inspect all modules for damage, discoloration, signs of electrical shorting, and impact points on glass. Document specific extent, location, and serial number of damaged modules.
Photos
Roof Inspection (For Roof Mounted Systems)
Perform thermographic imaging of modules. Note location of any temperature delta greater than 10°C between modules or cells within the same module.
Photos
Roof array - Document access
Photos
External access
Fixed ladder or tech must bring one?
Internal access
Ground mount - Document land size for future landscaping needs
Photos
Ground mount - Document array signs or lack of
Photos
Condition of Conduit and Racking
Photos
Condition of the modules, any Obvious Defects
Note buildup of dirt, mold, bird droppings, or other matter across the entire array
Photos
Verify the Site is Properly Grounded
Note if there is debris on or near the array
Photos
External Condition of the Combiners
Inspect 1% sample of array wire for UV or Compression damage. Tuck in loose wiring.
Photos
Internal Condition of the Combiners
Inspect 1% sample of array wire for UV or Compression damage. Tuck in loose wiring.
Photos
Signs of Shading
Note if there are objects higher than twice the distance they are far such as trees or HVAC units which have been added to the East, South, or West of the Array.
Photos
Verify that the As-built Drawings Match the Site.
Photos
Other:
Photos

Internal Condition of Inverters
Inspect 1% sample of array wire for UV or Compression damage. Tuck in loose wiring.
Photos
External Condition of Inverters
Inspect 1% sample of array wire for UV or Compression damage. Tuck in loose wiring.
Photos
External Condition of AC and DC Disconnects
Inspect 1% sample of array wire for UV or Compression damage. Tuck in loose wiring.
Photos
Internal Condition of AC and DC Disconnects
Inspect 1% sample of array wire for UV or Compression damage. Tuck in loose wiring.
Photos
External Condition of the AC Switchgear
Inspect 1% sample of array wire for UV or Compression damage. Tuck in loose wiring.
Photos
Verify All Equipment is Properly Grounded
Note if there is debris on or near the array
Photos
Visually inspect weather proofing and penetration seals on all electrical equipment
Photos
Presence of transfer switch and emergency generator
Photos
Photos
Other

Document model and serial number of the weather station installed
Photos
Is camera installed onsite on or near DAS
External Condition of the DAS
Inspect 1% sample of array wire for UV or Compression damage. Tuck in loose wiring.
Photos
Internal Condition of the DAS
Inspect 1% sample of array wire for UV or Compression damage. Tuck in loose wiring.
Photos
Pyranometer Condition
Verify that Pyranometer is level using digital level or sight glass. Adjust if necessary.
Photos
Anemometer condition
Anemometer should spin with ease, be securely attached to MET station, and have all vanes.
Photos
Reference cell in POA/GHI
Verify reference cell is at the same tilt angle and east/west orientation as the array. Adjust if necessary using digital level.
Photos
Other:
Photos

Note any foreseeable safety concerns or conditions
Any safety hazards involving conditions that are a threat to people or property must be immediately reported to management.
Photos
Signage
Verify that signage on Combiner Boxes, Disconnects, Inverters, and other electrical equipment both identifies its association with the PV system and its operating hazards. Verify signage on fencing and barriers identifies dangers and warnings associated with the PV system.
Photos
Integrity of fence, gates and locks
Document condition and location of security features if they are missing or damaged.
Photos
Bird, Insect, Rodent Activity
Document extent of rodent, bird or insect infestation.
Photos
Grounds conditions / Erosion issues
Photos
Criminal Activity or Tampering
Document extent and location of criminal tampering. Report criminal activity to management.
Photos
Other:
Photos

Signatory Page