Central air conditioning maintenance regulations

1. Overall objectives

Variety of central air conditioning system operation, safety inspection, maintenance and scheduling.

2. Level

Joint use of property management to collect points of enterprise departments management center office central air conditioning operation dispatch.

Central air conditioning system operation: The construction of collective heating, natural ventilation and atmosphere maintenance system operation. It is composed of refrigeration unit, heating furnace generator set, ventilation system, air treatment unit end, air conditioning water system, pipeline network system operation, cold shower tower, etc. Especially refers to heating system, refrigeration unit, household fresh air system.

Step aggregation and system process control

3.1 Operation point of central air conditioning system operation.

3.1.1 The normal operation of the central air conditioning system shall be performed by the standby team set up by the Human Affairs Handling Center in accordance with relevant distinctions.

3.1.2 Central air-conditioning operators are trained and qualified as far as possible and have relevant and useful identification documents. Take up one's post

3.1.3 The professional person in charge of skills should be responsible for the control skills of the most important machines and equipment, the professional skills norms and course rules for clear operation, and the specific guidance for operation and control.

3.1.4 The Operation Department of Machinery and equipment shall organize the preparation of the operation preparation of the air-conditioning unit in the current year (operation interval, power and energy loss, seasonal scheduling).

3.1.5 The operation department of machinery and equipment shall distinguish and implement the central air conditioning operation area according to the transition and specific need

3.1.6 The operation department of machinery and equipment shall formulate emergency countermeasures for common faults and disorders in the operation display of the central air conditioning system.

3.1.7 Central air conditioning skills professional careful people careful on duty and detailed layout of the usual confiscated things.

3.1.8 The operation staff must fill out the operation record and surrender the shift record during the duty period.

3.1.9 Transfer of shift and duty collection point.

3.1.9.1 Duty Guidelines for central air conditioning system operation and promotion tour performances. Operation staff should refer to "Table 1" content on time inspection, and make relevant records, during the duty period of the air conditioning unit machine equipment, equipment, etc. assume all responsibilities.

3.1.9.2 When common faults are created during the duty period, relative control will be conducted according to the control skill specifications of air conditioning units, open reserved machinery and equipment, loan guarantee system operation, and report skills to professional and conscientious people.

3.1.9.3 In case of urgent events during the duty period, the party shall immediately listen to reasonable measures and report immediately.

3.1.9.4 The staff shall strictly follow the rules and regulations of the shift and keep a good record of the shift.

3.1.9.5 The following points should be given priority during shift assignment:

Machine and equipment software environment;

The main operating parameters of each system operation;

The balance of supply and demand of cold and pyrogen and the balance of supply and demand of power engineering;

The cause and treatment effect of abnormal natural environment formed during duty operation;

The power supply, heating pipes, various maintenance devices, electric performance organizations, and external equipment in the air conditioning unit belong to the software environment of the machine equipment;

Problems left over from the operation that need to be dealt with next time;

Related marks of superior leadership, production 褫 management of natural environment, etc.

3.1.10 Air conditioning units shall be operated in a differentiated operating interval. Can overtime central air conditioning requirements, according to the invited people dealing with countermeasures to rectify the request for review after the production of overtime central air conditioning.

3.1.11 Main Equipment Room Sampling point

3.1.11.1 Refrigeration and air conditioning rooms are not allowed.

3.1.11.2 If necessary, the staff who must enter the refrigerated and air conditioning room should make a reservation registration and fill in the Registration Form for External Personnel Entering and Leaving the Room.

3.1.11.3 The refrigeration and air conditioning equipment room should be equipped with fire fighting equipment and safety protective equipment.

3.1.11.4 The refrigeration and air conditioning equipment room should be equipped with anti-rodent board, and the rodent poison should be distributed as required.

3.1.11.5 Staff are not allowed to use temporary electrical equipment in the main machine room, are not allowed to use fire fighting equipment at will, and are not allowed to use electric glow without approval

3.1.11.6 If it is necessary to use electric or gas cutting because of checking the machine and equipment, the fire certificate should be rectified before the fire operation course, and the fire safety measures should be taken.

3.1.11.7 Staff are not allowed to bring irrelevant items to the main machine room. Smoking and eating are prohibited in the main machine room.

3.1.11.8 Staff should take good care of the machine room, keep the machine equipment, articles, instruments and external dial clean, ensure that safety tools and appliances are placed neatly, collect points orderly, full-time staff carefully, no running, dripping, leakage.

3.2 Safety inspection points of central air conditioning units

Security inspection personnel security inspection times record rules

Startup Status Shutdown status

Operation staff once every 2 hours, once a day, central air-conditioning system operation and operation duty log sheet

Machinery and equipment confiscation record card

Egg 1 times a day, safety inspection of the most important machinery and equipment, surrounded by the safety inspection level once a week every week machine equipment operation point inspection form

The person in charge conducts safety inspection once a week on the most important machines and equipment, and encircles the safety inspection layer once a month

Some of the diligent people once a month security inspection of the most important machinery and equipment, surrounded by the security inspection level every quarter

3.2.6 Safety inspection process: the inspection is conducted in various ways, such as looking (the status of the machine and equipment), listening (abnormal sound), smelling (abnormal taste), touching (abnormal vibration), and testing (main parameters, data information, and results).

3.2.7 In safety inspection, the creation of an abnormal natural environment must not be less immediately reported to the superior leader in charge, and diligently listen to reasonable and urgent measures.

3.3 Sampling point of air conditioning water system

3.3.1 The person in charge of the machine and equipment shall make clear the control rules of cooling circulating water, refrigerated water body and water flow according to the machine and equipment cases and professional skills specifications

Prevent the growth of microbial strains,

Fouling or clogging of pipes.

3.3.2 The central air conditioning circulating water body shall be treated and inspected on time, and when the invention is over standard, reasonable treatment methods shall be immediately heard to ensure that the rules of reaching the limit of circulating water bodies are reached.

3.3.3 The technical specifications for water marking treatment and control shall be formulated, and the rules for distinguishing new items, decorative partitions, sampling rules, inspection steps, qualified limits, etc. shall be strictly observed by the water marking treatment staff.

3.4 Maintenance scheduling point of central air conditioning system operation

3.4.2 Daily scheduling shall be carefully conducted by operation staff for pre-start-up seizure, inspection and machine and equipment cleaning

3.4.2 Scheduling on time

3.4.2.1 The operation department of machinery and equipment shall make appropriate appraisal according to the software environment of the central air conditioning system operation, prepare the scheduling preparation for the next year in December every year, and monitor the implementation.

3.4.2.2 Part of the project should be in accordance with the transformation of the natural environment at the end of each year, do a good job in advance of the seasonal scheduling, to ensure the normal operation of all rigid machinery and equipment.

3.4.2.3 For outsourced new projects, the project acceptance limit should sign an unequal equipment protection treaty, and clearly distinguish the content of equipment protection, the way of performance and the project acceptance limit

3.4.2.4 Skills When the professional enterprise holds the air conditioning unit scheduling, the leader or person in charge of the machine equipment should organize the spot monitoring of the process of the critical machine equipment and equipment protection system, track the process of the equipment protection system, provide after-sales service for the maintenance of Mitsubishi air conditioning, and sign up to participate in the test run and project acceptance after the equipment protection.

3.4.2.5 Regardless of whether this part or skill professional enterprise holds the scheduling of machinery and equipment, the central air conditioning repair forum, the person in charge of machinery and equipment will solve the problem of quality inspection and confirmation.

3.4.2.6 The Operation Department of Machinery and equipment shall organize the formulation of the scheduling skill specification for the operation of machinery and equipment in the central air conditioning system, and make clear the scheduling frequency, content, steps and rules.

3.4.2.7 Equipment and Equipment scheduling should be filled in the Equipment and Equipment Inspection Record Form

3.4.3 Repair point

3.4.3.1 The system machinery and equipment show common faults, which shall be repaired immediately and reported to the superior leadership.

3.4.3.2 For common faults that cannot be requested, the responsible person's superior leadership shall organize skilled professional staff to hold expert consultation. Is it convenient for central government air conditioners to be disassembled and assembled? Identify common faults, judge the causes, and eliminate common faults. If it is necessary to dispatch outsourcing maintenance, it shall be carried out according to the Supplier's Equipment Maintenance and Repair Record Table.

3.4.3.3 The Operation Department of machinery and equipment shall make a good record for every maintenance, fill out the Equipment and Equipment Maintenance and repair record form, which shall include the repair interval, common fault causes and repair system progress, replacement of key parts and accessories, etc. The maintenance record shall be included in the machine and equipment professional skills file.