O&M Annual Site Visit-Subcontractor

• Site Name

• Location
  Address

• Conducted on

  Date

• Prepared by

• Weather

• PTO Date

  Date

• Customer

• Site Contact

• Phone Number

• O&M Portfolio Manager

• Phone Number

• Email Address

• Site Access

• Is there locks onsite?

  Yes

  No

• combo number or key?

• Location of lock

• Describe hours of access

• DC System Size (kW)

• AC System Size (kW)

• Total PV Modules

• Module Manufacturer

• Module Model

• QTY of Inverters

• Inverter Manufacturer

• Inverter Model

• Monitoring System

• Type of Mounting system (i.e. roof, ground mount, carport, etc.)

• Racking Manufacturer

• Racking Model

• General Site Conditions

  Select Good Fair Poor N/A

  • Good
  • Fair
  • Poor
  • N/A

• Recommended Actions

Racking System

• Photos of Racking being inspected

• Visually inspect racking and connections

  Pass

  Fail

  N/A

• Are footings, support structure, and all penetrations sufficiently flashed and waterproofed?

  Yes

  No

  N/A

• Are fasteners torqued to manufacturer specifications?

  Select Yes No N/A

  • Yes
  • No
  • N/A

• Describe violations and array location

Modules

• Photos of Modules being inspected

• Visually inspect for damage, dirt or dust accumulations

  Pass

  Fail

  N/A

• Check for shading

  Pass

  Fail

  N/A

• Describe location of shading

• Results of module hand lift test

  Pass

  Fail

  N/A

• Describe results

Module to Module Wiring

• Visually inspect wiring and wire management

  Pass

  Fail

  N/A

• Violations Found?

  Yes

  No

• Describe Violations

• Visually Inspect Connectors

  Pass

  Fail

  N/A

• Describe Findings

Inverters

• Photos of Equipment being inspected

• Are all inverters currently energized?

  Yes

  No

  N/A

• Describe any issues preventing energization

• Visually inspect for damage

  Pass

  Fail

  N/A

• Are inverters programmed per utility requirements?

  Yes

  No

  N/A

• Is interior clean of debris?

  Yes

  No

  N/A

• Check connections for proper torque

  Pass

  Fail

  N/A

• Describe issues

DC/AC Combiners and Disconnects

• Photos of equipment being inspected

• Does equipment being inspected have fuses?

  Yes

  No

• Do all fuses pass continuity checks?

  Yes

  No

  N/A

• Yes

  No

  N/A

• Visually Inspect for damage

  Pass

  Fail

  N/A

• Is interior clean of debris?

  Yes

  No

  N/A

• Check Connections

  Pass

  Fail

  N/A

• Are connections marked for torque?

  Yes

  No

  N/A

Monitoring

• Photos of Monitoring Equipment being inspected

• Are there any socket style meters onsite?

  Yes

  No

• Photos of meter and enlcosure

  Media

• Visually inspect connections

  Pass

  Fail

  N/A

• Is interior clean and free of debris?

  Media

• Does site have a weather station?

  Yes

  No

  N/A

• what types of devices are onsite?

• Do all devices appear to be operating correctly?

  Yes

  No

  N/A

• Are all inverters communicating?

  Yes

  No

  N/A

• Describe issue

Point of Solar System Interconnection

• Photos of gear and Interconnection

• Electrical Concerns or Code Violations?

  Yes

  No

• Inspect ground connection

  Pass

  Fail

  N/A

• Check for cable conditions

  Good

  Fair

  Poor

  N/A

• Check cable terminals for burnt marks, hot spots, or loose conditions

  Good

  Fair

  Poor

  N/A

• Does equipment overcurrent protection match design specs?

  Yes

  No

  N/A

• describe issue

• provide photos

• Check for physical damage

  Pass

  Fail

  N/A

Conduit and Wiring

• Photos of Conduit and Wiring being inspected

• Visually inspect all conduit and connections

  Pass

  Fail

  N/A

• Are conduits sealed with duct seal in required areas?

  Pass

  Fail

  N/A

• All conduit penetrations and roof safety anchors properly sealed with exterior grade sealant?

  Pass

  Fail

  N/A

• All roof mounted junction boxes, combiners securely installed?

  Pass

  Fail

  N/A

• Are conduit supports rated for the installation and properly installed?

  Pass

  Fail

  N/A

• Are conductors loose, touching roof surface or in contact with sharp or abrasive surfaces?

  Yes

  No

• Are all conductors that are exposed rated for UV?

  Yes

  No

  N/A

Thermal Imaging

• Point of Interconnection
Inverters

• Thermal Photos

• Inverters

  Media
AC/DC Combiner Boxes

• Thermal Photos
Disconnects

• Thermal Photos

Misc

• Thermal Photos

Strings

• Record time and ambient temperature

  Date

• Perform and record Open Circuit Voltage Test (Voc) on all strings

  Yes

  No

  N/A

• Perform and record Maximum Power Current Test (Imp) on all strings

  Yes

  No

  N/A

• Record Irradiance on every string

  Yes

  No

  N/A
Inverter

• Perform and record anti islanding test

  Pass

  Fail

  N/A

• Document test (name and date) on back of inverter cover

  Media

• Record inverter operating parameters:

• DC input parameter

  Media

• AC output parameter

  Media

• Faults recorded?

  Yes

  No

• Provide String Testing Results

  Yes

  No

  N/A

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