Preventive Maintenance Checklist: GEOTHERMAL HEADER PIT VAULT - Semi-Annual

• Site conducted

• Conducted on

  Date

• Prepared by

• Location

• Work Order Number

(T)ools, (S)afety Equipment and (M)aterials

• Flashlight

  Yes

  No

  N/A

• Portable Pump

  Yes

  No

  N/A

• Cleaning materials

  Yes

  No

  N/A

Safety Guidelines

• Follow Confined Space Entry Procedures

  Yes

  No

  N/A

• Use proper personal protective equipment

  Yes

  No

  N/A

• Record and report any equipment damage or deficiencies found while performing this maintenance task

  Yes

  No

  N/A

• Watch out for snakes, bugs, rats, and other poisonous/dangerous materials

  Yes

  No

  N/A

• Use barricade around the access port

  Yes

  No

  N/A

Maintenance Procedures

• Pump out any water in the vault

  Yes

  No

  N/A

• Check for evidence of leakage from the glycol system

  Yes

  No

  N/A

• Cycle isolation valves shut/open

  Yes

  No

  N/A

• Note condition of piping insulation

  Yes

  No

  N/A

• Note condition of piping/wall sealants

  Yes

  No

  N/A

• Check the condition of the access ladder and cover seal

  Yes

  No

  N/A

• Wipe down the piping and vault

  Yes

  No

  N/A

Maintenance hours

• How much time was spent on this work order?