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.

INSPECTION

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
VISUAL INSPECTION INVERTER / SWITCHGEAR

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

VISUAL INSPECTION DAS and WEATHER STATION

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
GROUNDS INSPECTION

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
NOTES

Audit Notes

Document any possible T&M

Signatory Page

Technician 1
Technician 2
Technician 3
Technician 4
Please note that this checklist is a hypothetical example and provides basic information only. It is not intended to take the place of, among other things, workplace, health and safety advice; medical advice, diagnosis, or treatment; or other applicable laws. You should also seek your own professional advice to determine if the use of such checklist is permissible in your workplace or jurisdiction.