Sprinkler System Installer Level 3

Transcription

1 Level 3

2 Unit: E7 Specialty Sprinkler Heads Level: Three Duration: 10 hours Theory: Practical: 8 hours 2 hours Overview: Upon completion of this unit of instruction the apprentice will demonstrate knowledge and the skills to select and install a variety of specialty sprinkler heads. Topics include types of specialty heads, their operating characteristics, applications and installation procedures. Applicable codes will be covered. Percent of Objectives and Content: Unit Mark (%) 1. Describe specialty sprinkler heads and describe their applications and installation requirements specific to codes. a. Residential b. Large drop c. Early suppression fast response (ESFR) d. Quick response early suppression (QRES) e. In-rack f. Attic g. Extended coverage h. Nozzles i. Old-style/conventional j. Spray sprinkler k. Window l. On/off m Dry sidewall n. Dry upright o. Dry pendant 35% 2. Describe requirements for installation of specialty sprinkler heads. 15% a. Manufacturer s specifications 3. Interpret applicable codes and regulations. 50% *** 1

3 Unit: B3 Estimating Level: Three Duration: 12 hours Theory: Practical: 6 hours 6 hours Overview: Upon completion of this unit of instruction the apprentice will demonstrate knowledge and a basic understanding of estimating. Topics include: interpreting sprinkler system information, drawing and labeling orthographic and isometric single line pipe drawings, compiling a materials list and estimating materials and labour. Percent of Objectives and Content: Unit Mark (%) 1. Interpret sprinkler systems information regarding a typical sprinkler installation. 50% a. Grades b. Dimensioning and scaling c. Cutting plane lines d. Extension lines e. Symbols and abbreviations Sprinkler systems Fire hydrants and associated equipment Stand pipe systems 2. Draw and label orthographic single line piping drawings. 7% 3. Draw and label isometric single line piping drawings. 8% 4. Compile a materials list for a sprinkler installation. 17% 5. Estimate materials and labour. 18% *** 2

4 Unit: C3 Mathematics III Level: Three Duration: 15 hours Theory: Practical: 10 hours 5 hours Overview: Upon completion of this unit of instruction the apprentice will demonstrate an understanding of the principles of mathematics. The following topics will be covered: review of level one and level two mathematics, piping offsets, length of travel for basic and other offsets. Percent of Objectives and Content: Unit Mark (%) 1. Review mathematics units C1 and C2 as necessary 20% 2. Describe piping offsets. 30% a. Formula b. Length of travel c. Basic d. Other Parallel Equal spread Unequal spread Rolling 3. Calculate length of travel for basic offsets in imperial and SI units. 30% 4. Calculate length of travel for various other offsets in imperial and SI units. 20% *** 3

5 Unit: D3 Science III Level: Three Duration: 18 hours Theory: Practical: 15 hours 3 hours Overview: Upon completion of this unit of instruction the apprentice will demonstrate knowledge of science in the trade and industry. Topics include: principles of electricity, direct and alternate current flow of electricity, simple electrical circuits, electromagnetic devices, pressure and tamper switches, water pressure problems, hydraulically calculated sprinkler systems and basic hydraulic calculations. Percent of Objectives and Content: Unit Mark (%) 1. Describe the basic principles of electricity. 2% a. Electron theory b. Amps c. Volts d. Ohms 2. Explain the principles of direct current flow of electricity. 3% 3. Explain the principles of alternating current flow of electricity. 2% 4. Draw simple electrical circuits. 3% a. Series b. Parallel 5. Explain the principles of electromagnetic devices. 3% a. Transformers b. Solenoids 6. Describe the operation and function of flow, pressure and tamper switches. 2% 7. Explain how terms apply to the Sprinkler System Installer trade. 3% a. Hydraulic calculation b. Equivalent length c. Friction loss d. Static pressure e. Residual pressure f. Water pressure 4

6 8. Calculate water pressure problems. 47% a. Affect in change of height on pressure b. Affect of friction loss on pressure 9. Discuss the systems layout of a hydraulically calculated sprinkler system. 2% a. NFPA codes and regulations b. Water service requirements c. Type of pipe Pipe sizes Branch lines Cross mains d. Design densities, design area e. Minimum operating pressure 10. Define terminology and how it applies to Sprinkler Systems Installer trade. 3% a. Hydraulic calculation b. Equivalent length c. Friction loss d. Static pressure e. Residual pressure f. Hand hose allowance g. Design densities h. Design area i. System demand 11. Describe the effects of volume, flow and pressure through a venture. 2% 12. Describe the importance of water densities over a prescribed area. 3% 13. List and describe the classification of occupancies. 2% 14. Identify applicable codes and regulations regarding the payout for hydraulic calculated sprinkler system. 3% 15. Determine available water supply. 2% 16. Identify system requirements regarding pipe sizes, branch lines and cross mains. 3% 17. Identify sprinkler head that can be used with this system. 2% 18. Explain requirements for future additional heads. 3% 19. Describe procedures used to perform a flow test at municipal hydrants. 2% 20. Describe the occupancy hazard design requirements for pipe schedule systems. 3% *** 5

7 Unit: A6 Piping Practices III Level: Three Duration: 14 hours Theory: Practical: 5 hours 9 hours Overview: Upon completion of this unit of instruction the apprentice will demonstrate knowledge and skills of piping practices. Topics of this unit will include: tubes and tubing materials used by a Sprinkler System Installer, bending practices, flare and compression joints and tightening joints. Percent of Objectives and Content: Unit Mark (%) 1. Identify by name, grade, size and material the tube and tubing used for bending purposes in the Sprinkler Systems Installer trade. a. Tools used for tube and tubing bending 50% 2. Complete a project demonstrating bending practices to required dimensions. 12% 3. Prepare and assemble flare and compression joints using hand tools. 13% 4. Cut, prepare and join tubing to required dimensions. 12% 5. Assemble and tighten joints in accordance with regulations and specifications. 13% *** 6

8 Unit: F3 Fire Pumps Level: Three Duration: 28 hours Theory: Practical: 21 hours 7 hours Overview: Upon completion of this unit of instruction the apprentice will demonstrate knowledge and skills of fire pumps. Topics include: pumps installed by Sprinkler System Installers, application of special service fire pumps, fire pump installations, problems which may occur with fire pumps, maintenance and testing procedures, limited water supply, and pressure tanks and their use. Percent of Objectives and Content: Unit Mark (%) 1. Discuss pumps installed by Sprinkler System Installers. 5% a. Principles of physics Suction Pressure b. Types of pumps Centrifugal Turbine c. Purpose of pumps d. Power supply Electricity Diesel e. Pump and pipe sizing f. Capacity of pumps Pressure ratings g. Pump performance Fire pump curve h. Pre-installation checks 2. Describe the application of special service fire pumps. 5% 3. Describe fire pump installations. 15% a. Requirements for pump room b. Procedures c. NFPA codes and other regulations d. Manufacturer s specifications 7

9 4. Discuss problems which may occur with fire pumps. 5% a. Air leaks Cavitation b. Air pockets c. Solutions 5. Describe maintenance and testing procedures associated with fire pumps. 10% a. Equipment Flow measuring instruments b. RPM check 6. Discuss limited water supply and when it would be installed. 5% a. Types Reservoirs Pressure tanks Gravity tanks b. Purpose c. NFPA codes and regulations d. Water supply e. Installation requirements f. Testing and maintenance 7. Describe pressure and gravity tanks and their use. 5% a. Locations b. NFPA codes and regulation c. Tank sizes and pressure d. Operation e. Water supply requirements f. Installation Piping, valves, trim and accessories Electrical requirements Requirements for the discharge and drainage pipe g. Testing h. Servicing and maintenance procedures 8. Demonstrate using a fire pump. 50% *** 8

10 Unit: E5 Special Extinguishing Systems Level: Three Duration: 20 hours Theory: Practical: 13 hours 7 hours Overview: Upon completion of this unit of instruction the apprentice will demonstrate knowledge and skills of special extinguishing systems which include: dry and wet chemical systems, fixed water spray systems, foam extinguishing systems, carbon dioxide and halon systems, clean agent extinguishing systems, and outside exposure systems. Percent of Objectives and Content: Unit Mark (%) Dry and Wet Chemical Systems 5% 1. Discuss dry chemical systems and wet chemical systems sprinkler systems and how they operate. a. Purpose b. Methods of dispensing dry and wet chemicals Handhose line systems Fixed piping systems c. Application and action of expellent gas d. Extinguishing properties e. Handling and storing chemicals 2. Discuss fixed pipe systems. a. Total flooding b. Local application 3. Describe installation requirements of various dry and wet chemical systems. a. Codes and regulations b. Materials c. Tools d. System actuation e. Testing f. Servicing Fixed Water Spray Systems 12% 1. Discuss fixed water spray systems and how they operate. a. Application b. Codes and regulations c. Water supply required 9

11 d. Design of system e. Requirements regarding restrictions to size and capacity f. Characteristics and selection of water spray nozzles g. Exposure protection 2. Describe installation requirements for fixed water spray systems a. Procedures b. Tools c. Materials d. Pipe support 3. Describe the system controls for the fixed water spray system and installation. a. Parts Control valves Strainers Trim b. Electrical requirements c. Control valve installation and placement of strainers d. Alarms required 4. Explain the requirements for leak testing the system. 5. Explain the requirements for drainage of the system. 6. Describe service and maintenance procedures for a fixed water spray system. Foam Extinguishing Systems 10% 1. Discuss foam extinguishing systems and how they operate. a. Application b. Types of foam concentrates Characteristics Extinguishing properties WHMIS requirements 2. Describe the installation requirements of foam extinguishing systems. a. NFPA codes and regulations b. Procedures c. Tools d. Materials e. Procedures for pipe support 3. Describe the system controls for the foam extinguishing system and installation. a. Parts Control valves Strainers Trim b. Electrical requirements for control valve installation c. Alarms required 10

12 4. Explain the typical installation of various parts of foam extinguishing systems. a. Foam liquid storage tank and trim b. Reserve tank and trim c. Foam liquid pump d. Check valves, strainers and orifice plates e. Deluge valves f. Piping g. Cross connection control devices 5. Explain the operation of a balanced pressure proportioning system. a. Piping arrangement according to NFPA codes 6. Explain the operation of a pressure proportioning tank with and without diaphragm. a. Piping arrangement according to NFPA codes 7. Identify the type of sprinkler heads used for the foam extinguishing system. a. Foam-water heads Type of spray patterns b. Foam-water spray nozzles Type of spray patterns 8. Describe testing and maintenance procedures for foam extinguishing systems. Carbon Dioxide and Halon Systems 5% 1. Discuss carbon dioxide and halon systems. a. Purpose b. Application c. Local application or total flooding d. Safety practices Handling Storing Testing Servicing 2. Describe the three methods of system operations. a. Types Total flooding Local application Hand directed operation b. Actuation of each system c. Detection of fires d. Low pressure and high pressure systems e. Supervision of system f. Working pressure g. Alarms and indicators 3. Describe the requirements for carbon dioxide. a. Amount of carbon dioxide b. Storage requirements for carbon dioxide containers c. Storage temperatures 11

13 4. Describe the requirements for the installation of the carbon dioxide system. a. NFPA codes and regulations b. Piping requirements c. Reaming piping system d. Tools and materials e. Discharge nozzles 5. Explain the requirements for leak testing the carbon dioxide system. 6. Describe service and maintenance procedures for carbon dioxide and halon systems. Clean Agent Extinguishing Systems 13% 1. Discuss clean agents used in the industry. a. Pre-engineered systems b. Operation of a total flooding c. Local application system 2. Explain the components used in clean agent systems. a. Quantity of agent b. Storage container requirements c. Distribution of extinguishing agents d. Pipe and materials required e. Discharge nozzles required f. Pressure relief venting 3. Describe detection, activation, alarm and control systems for the clean agent extinguishing system. 4. Explain inspection, testing and maintenance requirements for the clean agent extinguishing system. 5. Discuss possible safety hazards. a. Halon, carbon agents b. Insert gas clean agents 6. Install a clean agent piping system. 50% Outside Exposure Systems 5% 1. Discuss outside exposure systems. a. Purpose b. Application 2. Describe the installation requirements for outside exposure systems. a. NFPA codes and regulations b. Water service requirements c. Fire department connections d. Tools and equipment e. Sprinkler heads 3. Describe the system controls for outside exposure systems and how it is actuated. a. Control valves, strainers and trim b. Electrical requirements c. Alarms required 12

14 4. Explain the requirements of hydrostatic testing of the outside exposure system. 5. Describe the requirements of drainage of the outside exposure system. 6. Describe service and maintenance procedures for outside exposure systems. *** 13

15 Unit: E6 Pre-action and Deluge Systems Level: Three Duration: 45 hours Theory: Practical: 30 hours 15 hours Overview: Upon completion of this unit of instruction the apprentice will demonstrate knowledge and skills of pre-action and deluge systems. Topics include: requirements for the installation, systems control, leak testing, drainage, service and maintenance of pre-action systems and requirements for the installation, systems control, rate-of-rise, leak testing, drainage, service and maintenance procedures for deluge systems, cross connection control programs, backflow in water supply, regulations, codes and operation relating to cross connection control devices, and protection of water supply in the sprinkler industry. Percent of Objectives and Content: Unit Mark (%) 1. Discuss pre-action and deluge systems. 2% a. Purpose Advantages Disadvantages b. Application c. Difference between the two systems d. Supplemental fire detection system 2. Describe the requirements for the installation of the pre-action system. 5% a. NFPA codes and regulations b. Water service c. Piping system d. Fire department connections e. Sprinkler heads f. Pipe support 3. Explain the requirements for the systems control of a pre-action system. 3% a. Control valve, strainers and trim b. Electrical requirements c. Alarms 4. Explain the requirements for leak testing the pre-action system. 2% 5. Describe the requirements of drainage of the pre-action system. 3% 6. Describe service and maintenance procedures for pre-action systems. 5% 14

16 7. Describe the requirements for the installation of the deluge system. 5% a. NFPA codes and regulations b. Water service c. Piping system d. Fire department connections e. Sprinkler heads f. Pipe support 8. Explain the requirements for the systems control of a deluge system. 2% a. Control valve, strainers and trim b. Electrical requirements c. Alarms 9. Discuss rate-of-rise systems. 3% 10. Explain the requirements for leak testing the deluge system. 2% 11. Describe the requirements of drainage of the deluge system. 3% 12. Describe service and maintenance procedures for deluge systems. 2% 13. Discuss cross connection control programs. 3% a. Testers certification b. Responsibilities Manufacturer Installer Tester Enforcing authority Building owner 14. Discuss consequences and prevention of inadequate protection against backflow in the water supply. 2% 15. Discuss regulations and codes relating to cross connection control devices. 3% a. Installation b. Maintenance c. Testing 16. Describe the operation of cross connection control devices. 2% a. Air gap b. Vacuum breaker c. Pressure vacuum breaker d. Double check valve assembly e. Reduced pressure principle f. Thermal expansion 17. Discuss recommended protection of water supply in the sprinkler industry. 3% 18. Practice procedures for testing devices. 25% 19. Install various pre-action deluge and rate-of-rise systems. 25% 15

17 Unit: G2 Sprinkler Valve Trim Level: Three Duration: 35 hours Theory: Practical: 15 hours 20 hours Overview: Upon completion of this unit of instruction the apprentice will demonstrate knowledge and skills of sprinkler valve trim. Topics include: design variations of types of alarm valves, types of alarms that an alarm valve operates, installation, dry pipe valves to be trimmed, types of dry pipe valves, alarms the dry pipe valve will operate, installation, deluge valves to be trimmed, design variation of types of deluge valves, types of alarms a deluge valve operates, methods of valve actuation, installation, trim on a pre-action valve, types of alarms the pre-action valve will operate and installation. Percent of Objectives and Content: Unit Mark (%) Trim Alarm Valves 7% 1. Describe design variations of types of alarm valves. 2. Describe types of alarms that an alarm valve operates. 3. Discuss installation of alarm valve trim. a. Location of alarm valves b. Trim and accessories required c. Procedures d. NFPA requirements and applicable codes 4. Trim alarm valves using manufacturer s recommendations. 7% Trim Dry Pipe Valves 8% 1. Identify dry pipe valves to be trimmed. 2. Describe various types of dry pipe valves. 3. Describe types of alarms the dry pipe valve will operate. 4. Discuss installation of trim dry pipe valves. a. Location of trim dry pipe valves b. Trim and accessories required c. Procedures d. NFPA requirements and applicable codes 16

18 5. Trim dry pipe valves using manufacturer s recommendations. 8% Trim Deluge Valves 17% 1. Identify deluge valves to be trimmed. 2. Describe design variations of types of deluge valves. 3. Describe types of alarms that a deluge valve operates. 4. Discuss various methods of valve actuation. 5. Discuss installation of deluge valves. a. Location of deluge valves b. Trim and accessories required c. Procedures d. NFPA requirements and applicable codes Trim Pre-action Valves 18% 1. Identify trim on a pre-action valve. 2. Describe various types of pre-action valves. 3. Describe types of alarms the pre-action valve will operate. 4. Discuss installation of pre-action valves. a. Location of pre-action valves b. Trim and accessories required c. Procedures d. NFPA requirements and applicable codes 5. Trim various deluge and pre-action valves. 35% *** 17

19 Unit: H3 Inspection, Testing and Maintenance II Level: Three Duration: 19 hours Theory: Practical: 14 hours 5 hours Overview: Upon completion of this unit of instruction the apprentice will demonstrate knowledge and skills of inspection, testing and maintenance of sprinkler systems. Topics include: liabilities and general care, inspection, testing and maintenance of water-based, antifreeze, special extinguishing systems and component parts, alterations and repairs, common causes, protection against and preventing backflow in water supply, fire alarms, signal devices, testing fire alarm panels and shutting down and reactivation of fire alarm panels. Percent of Objectives and Content: Unit Mark (%) 1. Describe the liabilities and responsibilities for the general care and maintenance of sprinkler systems. 5% 2. Describe inspection, testing and maintenance of water-based sprinkler systems. 5% 3. Describe inspection, testing and maintenance of antifreeze systems. 5% 4. Describe inspection, testing and maintenance of special extinguishing systems. 5% 5. Describe inspection, testing and maintenance of component parts. 5% 6. Discuss procedures regarding alterations and repairs to systems. 5% 7. Discuss frequency of inspection, testing and maintenance of sprinkler systems and component parts. 2% 8. Describe common causes of sprinkler system failure. 3% 9. Describe the consequences of inadequate protection against backflow in water supply. 2% 10. Describe examples of preventing backflow in water supply to sprinkler systems. 3% 11. Describe fire alarm panels and supervisory signals. 2% 12. Describe signal devices that could be installed with fire alarm panels. 3% 18

20 13. Describe testing and maintenance requirements for the fire alarm panels and associated devices. 2% 14. Describe procedures for shutting down and reactivation of fire alarm panels. 3% 15. Install and test various antifreeze systems. 7% 16. Install and test various backflow preventors. 5% 17. Inspect a sprinkler system. 38% *** 19

21 Unit: A9 Pre-Certification Review Level: Three Duration: 29 hours Theory: Practical: 29 hours 0 hours Overview: This unit offers senior apprentices a systematic review of skills and knowledge required to pass the Interprovincial Red Seal Examination. It promotes a purposeful personal synthesis between on-the-job learning and the content of in-school technical training. The unit includes information about the significance of Red Seal Interprovincial certification and the features of the Interprovincial exam. No testing is prescribed for this unit. Instead, a Pass/Fail grade will be awarded upon completion of the unit. Percent of Objectives and Content: Unit Mark (%) 1. Describe the significance, format and general content of Interprovincial (Red Seal) Examinations for the trade of Sprinkler System Installer. a. Scope and aims of Red Seal system; value of certifications b. Obligations of candidates for IP certification Relevance of IP examinations to current, accepted trade practices; industry-based national validation of test items Supplemental Policy (retesting) Confidentiality of examination content c. Multiple-choice format (four-option) item format, Red Seal/Apprenticeship Branch standards for acceptable test items d. Government materials relevant to the IP examinations for apprentice Sprinkler System Installers National Occupational Analysis (NOA); prescribed scope of the skills and knowledge which comprise the trade NOA Pie-chart and its relationship to content distribution of IP examination items Manitoba Apprentice Technical Training, especially the NOA, as these relate to apprentice s coverage of the skills and knowledge of his/her trade 2. Identify resources, strategies and other considerations for maximizing successful completion of written exams. a. Personal preparedness Rest Nutrition Personal study regimen Prior experience in test situations (e.g. Unit Tests) 20

22 b. Self-assessment, consultation and personal study plan Self-assessment of individual strengths/weaknesses in trade-related skills and knowledge Approved textbooks Study groups 3. Review program content regarding common occupational skills. 4. Review program content regarding water supply installation. 5. Review program content regarding piping installation. 6. Review program content regarding installation of detection, protection and control systems. 7. Review program content regarding inspection, maintenance and repairs. *** 21