Attachment 1 - PWS 6 January 2026.docx

400Hz Frequency Converter Maintenance Performance Work Statement (PWS) 06 January 2026

I. DESCRIPTION OF SERVICES

1. Scope

1.1 This PWS defines the effort required by the contractor for all 400Hz Frequency Converter units. The Contractor shall provide all personnel, equipment, tools, materials, supervision, and quality control necessary for uninterrupted preventative maintenance of 21 units assigned to the 509th Maintenance Group. This includes providing a technician, services, and dedicated support to accomplish the objectives. The contracted technician shall be available for any and all scheduled/unscheduled maintenance, inspections, and repairs of agreed Frequency converters assigned and agreed upon by serial numbers/field numbers that are currently assigned to the 509th Maintenance Group. The normal work schedule for these units will be based on preventative maintenance actions for the converters/units in Appendix A and B. All 21 units will be inspected/ repaired on a six-month cycle, twice in one year. Priority of work being completed on Priority 1 assets, then Priority 2 assets. This also includes service visits to repair units, if needed for full mission capable status. The Period of Performance will be for a one-year base period and four one-year option periods at Whiteman AFB, MO.

1.2 . A list of units is provided in Appendix A, Priority 1 Units, and Appendix B, Priority 2 Units.

2. Location and Work Schedule

2.1 The primary place of performance is Whiteman AFB, MO. The performance area is in a secure/restricted area. The Contractor’s work schedule shall be based on a six-month cycle for maintenance packages and on-site service calls as needed (up to four per year, estimated) to meet the needs of the Air Force.

2.2 Normal work hours are 7:30 am to 4:30 pm. Normal workdays are Monday through Friday, except US Federal Holidays and Family Days. There may be mission essential days deemed by the Government that does not allow contractor access to the asset locations. Advance notice will be provided when possible. US Federal Holidays include: New Year’s Day, Martin Luther King Jr. Day, Presidents Day, Memorial Day, Independence Day, Labor Day, Columbus Day, Veterans Day, Thanksgiving, and Christmas Day. Family Days are listed in Attachment 1a and will be provided annually.

2.3 Unscheduled Gate Closures: As determined by the Security Police, gate closures may occur at any time causing all personnel entering or exiting a closed installation to experience a delay. This cannot be predicted or prevented. Contractors are not compensated for unexpected closures or delays. Vehicles operated by contractor personnel are subject to search pursuant to applicable regulations. Any moving violation of any applicable motor vehicle regulation may result in the termination of the contractor employee’s installation driving privileges. Work scheduled not accomplished because of base closure due to weather, exercise, or actual alert Attachment 1 will be accomplished as soon as possible after reopening of the base. Occasionally, it is necessary to require early release of Whiteman AFB personnel, late reporting, or a total base closure when weather conditions make normal travel unsafe. When weather conditions cause one of the above situations, Contractor personnel will be denied access to the base, unless they have been notified that their contract service has been determined essential. Occasionally, real world situations or exercises may prohibit base access or ability to remain on base. Information pertaining to Whiteman AFB operating status can be accessed at the following website: http://www.whiteman.af.mil.

2.4 The Contractor is responsible for mobilization to and from all individual facilities, including all shipping, delivery of materials, loading and offloading of materials, tools, and necessary equipment to perform the required activities to accomplish the PWS.

2.5 The Contractor is responsible at all times for their employees. The Contractor shall follow all federal, state, and local safety regulations. Work shall continue during inclement weather, unless safety concerns prohibit such continuation of work. Personnel shall wear appropriate protective clothing and be aware of emergency procedures to perform emergency shutdown and start-up.

2.6 The Contractor shall dispose of any and all expended and broken items IAW Federal, State, and local environmental protection regulations. The Contractor shall, at all times, keep their work area free from accumulation of waste material, rubbish, or foreign object debris (FOD). Upon completion of the job, the Contractor shall leave the work and premises in a clean, neat, and orderly condition.

3. Operational Requirements and Specific Tasks

3.1 The contractor shall provide inspection, maintenance and on-site service calls for all

(21) Frequency Converter units assigned to the 509th Maintenance Group.

3.2 All contractor employees shall have a thorough understanding of:

3.2.1 All Converter units at the 400 hertz frequency level, 90KVA or higher power output.

3.2.2 High power 480 volt Alternating Current at both input and output of power boxes.

3.2.3 Lock-out and Tag-out procedures per OSHA/AFOSH/AFI manuals.

3.3 The Contractor shall:

3.3.1 Be responsible for maintaining all (21 units) Frequency Converter units to the fully mission capable state at all times.

3.3.2 Inspect each power supply and make any necessary adjustments to insure proper operation.

3.3.3 Clean & vacuum out all units and maintain good housekeeping of equipment.

3.3.4 Ensure fans, outlets, and all ports are clear of debris at all times.

3.3.5 Verify tightness/serviceability of all electrical connections.

3.3.6 Verify all SCR and IGBT gating is correct.

3.3.7 Inspect all lights, controls, metering, boards, and switches for proper operation.

3.3.8 Load bank all units to the full load rating of equipment for a minimum of one (1) hour.

3.3.9 Verify all Input and Output voltages/currents are correct and within required regulation bands.

3.3.10 Check remote sense operation for all aircraft power supplies in the docks at full load. Verify that voltage is within the required regulation band.

3.3.11 Check line drop compensation operation for all aircraft power supplies in the docks at full load at 1.0 pf and at 0.8 pf. Verify that voltage is within the required regulation band.

3.3.12 Test instrumentation must be calibrated with current calibration stickers and certified by an NTS traceable test lab.

3.3.13 Inspect aircraft cables and cable heads for excessive wear and to ensure proper pin tension and connection.

3.3.14 Perform all required maintenance items listed in the technical order and owner’s manual.

3.4 The 509th Maintenance Group will provide escorts and process the Entry Authorization List (EAL) for approval as needed to gain access to the restricted areas.

4. Repairs

4.1 Preventative Maintenance Minor Repairs:

4.1.1 Any items out of tolerance, make necessary minor repairs to the equipment, up to 4 hours per unit. This would be accomplished during preventative maintenance.

4.1.2 Any repair must be approved by the COR prior to commencement of the repair.

4.2 Major/Complex Repairs:

4.2.1 A major repair, greater than 4-hours per unit, is not included in the preventative maintenance scope. These repairs may or may not be done in conjunction with the preventative maintenance effort and with coordination of the CO.

4.2.2 When a major repair is identified, the repair effort must be approved by the CO prior to commencement of the repair.

4.2.3 An estimate of the time and parts shall be provided in advance. Time will be billable according to the pre-established contract rate.

4.2.4 Government reserves the right to have major repairs performed by others, i.e. not within this contract.

4.3 Service Calls:

4.3.1 Service calls shall be responded to on-site within three business days.

4.3.2 Service calls shall consist of travel time, to/from Whiteman, and four-hours on-site. Additional hours shall be billed at the hourly rate per the contract and will be approved by the CO in advance.

5. Reports

5.1 Document all work in a test report, to be turned in at the end of the maintenance cycle.

5.2 Provide service logs, including time worked and identify/list any parts replaced, on each unit.

6. Security and Safety

6.1 Individuals performing their duties will be required to be on an EAL to access work areas and be escorted at all times in the restricted area. EAL paperwork will be provided and accomplished after award.

6.2 The contractor’s employees shall become familiar with and obey the regulations of the installation, including fire, traffic, safety, and security regulations while on the installation. Contractor employees should only enter restricted areas when required to do so and only upon prior approval. All personnel requesting access to Whiteman AFB must possess a valid State or Government picture identification card. All personnel shall be a US Citizen. Foreign Nationals will not be authorized to access Whiteman AFB, MO. Furthermore, individuals presenting identification cards from a state that is non-complaint with the REAL ID Act will require additional documentation to gain unescorted base access. Additional documentation includes a valid U.S. Government issued passport, an employment authorization document that contains a photograph, or identification cards issued by federal state or local government agencies that include a photo and biographic information. A full list of REAL ID Act compliant and non-complaint states can be found at https://www.dhs.gov/real-id. Personnel requesting vehicle access to Whiteman Air Force Base must provide a valid driver’s license, current vehicle registration, and valid vehicle insurance. This work is in a secure environment and personnel with a criminal conviction, or pending, may be denied access. All contractor employees shall carry appropriate security badges, lines badges, identification, and/or name tags with them at all times and shall be subject to such checks as may be deemed necessary. The contractor shall ensure compliance with all regulations and orders of the installation which may affect performance. The Government reserves the right to direct the removal of an employee for misconduct, security reasons, or any overt evidence of communicable disease. Removal of contractor employees for reasons stated above does not relieve the Contractor from responsibility for total performance of this contract.

7 Contractor Personnel

7.1 The contractor shall identify the key technician(s) to be assigned to work under this contract.

7.2 Shall have 10 years minimum experience in maintenance and repair of Piller units.

7.3. Shall have a truck, trailer, inductive & resistive load banks, and test equipment to test/repair equipment on-site daily. Dependent on mission requirements, ability to remove equipment from the restricted area with 30 minutes notice, as directed by Whiteman AFB personnel.

7.4. Shall be EAL security cleared to access sensitive areas.

8. Contractor Identification

Contractor shall wear appropriate security badges, line badges, identification and/or name tag as required by the security procedures of the squadron where performance takes place.

9. Subcontract Management The Contractor shall be responsible for any subcontract management necessary to integrate work performed on this requirement and shall be responsible and accountable for subcontractor performance on this requirement. The primary Contractor will manage work distribution to ensure there are no Organizational Conflict of Interest (OCI) considerations. Contractors may add subcontractors to their team after approval by the Contracting Officer (CO). Cross teaming may or may not be permitted.

10. Health And Safety On Government Installations In performing work under this contract on a Government installation, the contractor shall:

1. Take all reasonable steps and precautions to prevent accidents and preserve the health and safety of contractor and Government personnel performing or in any way coming in contact with the performance of this contract; and

a. Take such additional immediate precautions as the contracting officer may reasonably require for health and safety purposes.

2. The contracting officer may, by written order, direct Department of the Air Force Occupational Safety and Health (AFOSH) Standards and/or health/safety standards as may be required in the performance of this contract and any adjustments resulting from such direction will be in accordance with the Changes clause of this contract.

3. Any violation of these health and safety rules and requirements, unless promptly corrected as directed by the contracting officer, shall be grounds for termination of this contract in accordance with the Default clause of this contract.

11. Contractor Access to Department of the Air Force Installations

• The contractor shall obtain base identification and vehicle passes, if required, for all contractor personnel who make frequent visits to or perform work on the Department of the Air Force installation(s) cited in the contract. Contractor personnel are required to wear or prominently display installation identification badges or contractor-furnished, contractor identification badges while visiting or performing work on the installation.

• The contractor shall submit a written request on company letterhead to the contracting officer listing the following: contract number, location of work site, start and stop dates, and names of employees and subcontractor employees needing access to the base. The letter will also specify the individual(s) authorized to sign for a request for base identification credentials or vehicle passes. The contracting officer will endorse the request and forward it to the issuing base pass and registration office or Security Forces for processing. When reporting to the registration office, the authorized contractor individual(s) should provide a valid driver’s license, current vehicle registration, valid vehicle insurance certificate, and [ insert any additional requirements to comply with local security procedures ] to obtain a vehicle pass.

• During performance of the contract, the contractor shall be responsible for obtaining required identification for newly assigned personnel and for prompt return of credentials and vehicle passes for any employee who no longer requires access to the work site.

• When work under this contract requires unescorted entry to controlled or restricted areas, the contractor shall comply with [insert any additional requirements to comply with DAFI 31-101, Integrated Defense, and DODMAN5200.02_DAFMAN 16-1405 , Air Force Personnel Security Program] citing the appropriate paragraphs as applicable.

• Upon completion or termination of the contract or expiration of the identification passes, the prime contractor shall ensure that all base identification passes issued to employees and subcontractor employees are returned to the issuing office.

• The contractor shall provide an after-hours contact number or after-hours email in the Emergency Mass Notification System (EMNS) for each of their personnel, whose normal place of duty is on a DoD installation or within a DoD facility. The contractor shall comply with any additional requirements in DAFMAN 10-206 for emergency operational reporting. Foreign Nationals may participate and may remove themselves from the Emergency Mass Notification System at any time. To update information, personnel can access the globe icon on their system desktop screens and choose the “Access Self-Service” option.

• Failure to comply with these requirements may result in withholding of final payment.

II. SERVICE SUMMARY (SS)

stickers, and certified by a NTS traceable test lab.

1. Remedies for Unsatisfactory Performance

1.1 Failing to meet the performance threshold as outlined in the Services Summary above, for any of the performance objectives during any inspection or maintenance may result in a warning or letter of concern from the Contracting Officer.

1.2 Failing to meet the performance threshold as outlined in the Services Summary above, for any of the performance objectives during the contract period may constitute an immediate progress meeting with the Contracting Officer, COR or other invested parties.

III APPENDICES

Appendix A – Priority 1 Assets Appendix B – Priority 2 Assets

Appendix A, Priority 1 Assets

Appendix B. Priority 2 Assets