O&M Scheduled Inspection

• Site conducted

  Select

• Conducted on

  Date

• Prepared by

• Location
  Address

• Weather

• General Site Conditions

  Select Good Fair Poor N/A

  • Good
  • Fair
  • Poor
  • N/A

• Recommended Actions

• Is the system powered on?

  Yes

  No

  N/A

• Describe system condition

• Is the inverter indicating any ground faults or other error messages?

  Yes

  No

• error code

• Type of mounting system

• Confirm presence of product documentation

  Yes

  No

  N/A

Modules

• Visually inspect for damage, dirt or dust accumulations

  Pass

  Fail

  N/A

• Check for shading

  Pass

  Fail

  N/A

• Results of module hand lift test

  Pass

  Fail

  N/A

• Describe results

Racking System

• Visually inspect connections

  Pass

  Fail

  N/A

• Violations found?

  Yes

  No

• Describe violations

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

  Yes

  No

  N/A
Inverters

• Visually inspect for damage

  Pass

  Fail

  N/A

• Clean out interior

  Yes

  No

  N/A

• Are there air filters?

  Yes

  No

• Did you clean them?

  Yes

  No

  N/A

• Are there fuses in the inverter?

  Yes

  No

• Spare Fuses onsite

  Yes

  No

  N/A

• Recommend ordering replacement

  Yes

  No

• Did you check all fuses for continuity?

  Yes

  No

  N/A

• Why not?

• Check connections for proper torque

  Pass

  Fail

  N/A

• Describe actions taken

Module to Module Wiring

• Visually inspect wiring

  Pass

  Fail

  N/A

• Violations Found?

  Yes

  No

• Describe Violations

• Violations Repaired Onsite?

  Yes

  No

  N/A

• Recommended Actions

• Visually Inspect Connectors

  Pass

  Fail

  N/A

• Describe Findings

• Spot check several module connectors for oxidation

  Pass

  Fail

  N/A

• Action Required

  Yes

  No

• Repaired onsite?

  Yes

  No

  N/A

• Recommended Actions

DC/AC Combiners and Disconnects

• Visually Inspect for damage

  Pass

  Fail

  N/A

• Clean out interior

  Pass

  Fail

  N/A

• Check all fuses

  Pass

  Fail

  N/A

• replace as required

  Yes

  No

  N/A

• Fuses available onsite?

  Yes

  No

  N/A

• Check Connections

  Pass

  Fail

  N/A

• Re-torque as needed

  Yes

  No

  N/A

Monitoring

• Does System have remote monitoring?

  Yes

  No

• What type of monitoring does it have?

• Do we have log in access to it?

  Yes

  No

  N/A

• What is the password?

• What type of devices does the system have? (i.e. irradiance sensor, temp sensor, etc.)

• Are devices operating and in good condition?

  Yes

  No

  N/A

• explain

  Yes

  No

  N/A

Point of Solar System Interconnection

• Electrical Concerns or Code Violations?

  Yes

  No

• Inspect ground connection, retorque as needed

  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

• Check for physical damage

  Pass

  Fail

  N/A

Conduit and Wiring

• Visually inspect all conduit and connections

  Pass

  Fail

  N/A

• Can repairs be made at visit?

  Yes

  No

  N/A

• Describe required actions

• 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 any conductors exposed to UV?

  Yes

  No

Thermal Imaging

• Point of Interconnection

  Media

• Inverters

  Media

• AC/DC Combiner Panels

  Media

• Disconnects

  Media

• Misc.

  Media

Strings

• Record time and ambient temperature

  Yes

  No

  N/A

• 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

• Test results documented?

  Yes

  No

  N/A

• Record inverter operating parameters:

• DC input parameter

  Media

• AC output parameter

  Media

• Faults recorded?

  Yes

  No

• undefined