Maintenance, repair, modernization and reconstruction

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ENCYCLOPEDIA OF RADIO ELECTRONICS AND ELECTRICAL ENGINEERING
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Section 1. Organization of operation of electrical installations

Chapter 1.6. Maintenance, repair, modernization and reconstruction

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Encyclopedia of radio electronics and electrical engineering / Rules for the technical operation of consumer electrical installations (PTE)

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1.6.1. Consumers must ensure maintenance, scheduled preventive maintenance, modernization and reconstruction of electrical installation equipment. Responsibility for their implementation rests with the leader.

1.6.2. The scope of maintenance and scheduled preventive repairs should be determined by the need to maintain the operability of electrical installations, periodically restore them and bring them into line with changing operating conditions.

1.6.3. For all types of repairs of the main equipment of electrical installations, annual plans (schedules) approved by the technical manager of the Consumer must be drawn up by the person responsible for electrical facilities.

Repair of electrical equipment and apparatus directly related to technological units must be carried out simultaneously with the repair of the latter.

1.6.4. Repair schedules for electrical installations that affect changes in production volumes must be approved by the head of the organization. Consumers should also develop long-term plans for the technical re-equipment and reconstruction of electrical installations.

1.6.5. The frequency and duration of all types of repairs, as well as the duration of the annual downtime in repairs for certain types of electrical equipment, are established in accordance with these Rules, current industry standards and instructions from manufacturers.

1.6.6. Maintenance and repair can also be carried out based on the results of technical diagnostics when the Consumer has a technical diagnostics system - a combination of the object of diagnostics, the diagnostic process and performers prepared for diagnostics and performing it according to the rules established by the relevant documentation.

Such documentation includes: industry standard (hereinafter referred to as OST), departmental guidance document (hereinafter referred to as VRD), regulations, enterprise standard (hereinafter referred to as STP) and other documents adopted in this industry or at this Consumer.

This document, drawn up in accordance with the current rules of state supervision bodies and state standards, describes the entire procedure for conducting technical diagnostics and delivering technical diagnostics. The document is drawn up separately for the types of electrical installations. For electrical equipment, the recommended approximate procedure for technical diagnostics of electrical installations of Consumers is presented in Appendix 2.

1.6.7. After the expiration of the service life established by the regulatory and technical documentation, all technological systems and electrical equipment must be subject to technical examination by a commission headed by the technical manager of the Consumer in order to assess the condition, establish terms for further work and operating conditions.

The results of the work of the commission should be reflected in the act and technical passports of technological systems and electrical equipment with the obligatory indication of the period for the subsequent examination.

Technical certification can also be carried out by specialized organizations.

1.6.8. Structural changes in electrical equipment and apparatus, as well as changes in electrical circuits during repairs are carried out in accordance with the approved technical documentation.

1.6.9. Prior to the withdrawal of the main equipment of electrical installations for major repairs, there must be:

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statements of the scope of work and estimates were drawn up, specified after opening and inspecting the equipment, as well as a schedule of repair work;

the necessary materials and spare parts have been procured according to the scope of work sheets;

drafted and approved technical documentation for work during the overhaul period;

tools, fixtures, rigging equipment and hoisting and transport mechanisms are completed and brought into good condition;

workplaces for repairs were prepared, the layout of the site was made, indicating the placement of parts and details;

repair crews are staffed and instructed.

1.6.10. The equipment installed by the Customer must be provided with spare parts and materials. The condition of spare parts, materials, conditions of delivery, storage should be periodically checked by those responsible for electrical facilities.

1.6.11. The equipment introduced after repair must be tested in accordance with the standards for testing electrical equipment (Appendix 3).

1.6.12. Special tests of the operated equipment are carried out according to the schemes and programs approved by those responsible for electrical facilities.

1.6.13. The main equipment of electrical installations that has undergone a major overhaul is subject to load testing for at least 24 hours, unless there are other instructions from the manufacturers. If defects are found that prevent the normal operation of the equipment, the repair is considered incomplete until these defects are eliminated and the test is repeated.

1.6.14. All work performed during the overhaul of the main electrical equipment is accepted according to the act, to which the technical documentation for the repair must be attached. Acts with all applications are stored in equipment passports. About the work carried out during the repair of the rest of the electrical equipment and apparatus, a detailed entry is made in the equipment passport or in a special repair journal.

1.6.15. For the timely and high-quality performance of the tasks specified in this chapter, the repair personnel must have warehouses, workshops and other relevant premises, as well as devices, test and measurement tools, incl. for early diagnosis of defects, for example, vibroacoustic devices, televisions, stationary and mobile laboratories, etc.

See other articles Section Rules for the technical operation of consumer electrical installations (PTE).

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