PLUMBING NC I – TESDA COURSE MODULE

TESDA TRAINING REGULATIONS FOR PLUMBING NC I

The TESDA Course in PLUMBING NC I consists of competencies that a person must achieve in installing a single plumbing unit which includes one unit each of water meter, water closet, lavatory, shower with single point water heater and kitchen sink. It also includes installing floor drains and faucets.

This Qualification is packaged from the competency map of Construction – Civil Works sub-sector.

A student who has achieved this Course in PLUMBING NC I is competent to be:

• Plumber I

PLUMBING NC I TRAINING AND REGULATION MODULE

Course Title: PLUMBING
Level: NC I
Nominal Training Duration :

(Basic Competency) 28 Hours
(Common Competency) 20 Hours
(Core Competency) 120 Hours

Total Training Duration 168 Hrs.

This course is designed to equip individual with operational skills in Plumbing, such as prepare plumbing layout, make piping joints and connections, perform minor construction works and install and assemble single plumbing unit.

TRAINEE ENTRY REQUIREMENTS

This section specifies the qualifications of trainees including their education/experience.

• At least Junior High School (Grades 9 & 10) level or graduate;
• Can perform basic mathematical computation; and
• Able to communicate orally and in writing.

COMPETENCIES REQUIRED IN PLUMBING NC I

This units of competency comprising this qualification include Basic, Common and Core Competencies. To obtain this course, all units prescribed for this qualification must be achieved.

UNIT CODE	CORE COMPETENCIES (120 Hours)
CON712344	Prepare Plumbing Layout
CON712345	Make Piping Joints and Connections
CON712346	Perform Minor Construction Work
CON712347	Install and Assemble Single Plumbing Unit
UNIT CODE	COMMON COMPETENCIES (20 Hours)
CON931201	Prepare construction materials and tools
CON311201	Observe procedures, specifications and manuals of instruction
CON311203	Perform mensuration and calculations
CON311204	Maintain tools and equipment
UNIT CODE	BASIC COMPETENCIES (28 Hours)
500311101	Receive and respond to workplace communication
500311102	Work with others
500311103	Demonstrate work values
500311104	Practice basic housekeeping procedures

This section gives the details of the contents of the core units of competency required in PLUMBING NC I. These units of competency are categorized into basic, common and core competencies.

CORE COMPETENCIES

UNIT OF COMPETENCY : PREPARE PLUMBING LAYOUT
UNIT CODE : CON712344

This unit covers the knowledge, skills and attitudes in preparing plumbing layout.

1. Prepare tools and materials
   • Identify and select tools in accordance with the job requirements.
   • Identify and select materials in accordance with the job requirements.
   • Materials are checked free from any damage or defects.
   • Tools are checked free from any damage or defects.
2. Perform stub-out / roughing-in
   • Pipe stub-out/roughing – in marking locations are identified as per job requirements.
   • Pipes are cut in accordance with job requirements.
   • Pipes stub-out/roughing – in marking are verified according to job requirements.
   • Openings for pipe sleeve are prepared according to job requirements.
   • Appropriate Personal Protective Equipment (PPE) is used according to safety standards.
   • Pipe stub-out / roughing-in plumbness and alignment are checked prior to concrete pouring.
   • Housekeeping is performed according to Occupational Safety and Health Standards (OSHS)
3. Clean up work area and maintain tools
   • Reusable Materials are collected and stored based on specific industry standards.
   • Waste and scrap materials are disposed following environmental procedure.
   • Tools are maintained in accordance with work place procedures.

UNIT OF COMPETENCY : MAKE PIPING JOINTS AND CONNECTIONS
UNIT CODE : CON712345

This unit covers the knowledge, skills and attitudes in making pipe joints for plumbing system except copper pipes and fittings.

1. Fit-up joints and fittings for PVC pipe
   • All measurements are in accordance with the piping layout/plans and specifications
   • Joints are made with strict adherence to perpendicularly and levelness of alignment in accordance with latest/revised plumbing code requirements.
   • Appropriate pipe joint is selected in line with job requirements
   • Joints are properly fitted-up with the required PVC/plastic solvent/cement and according to required alignments
   • Pipe ends are properly cleaned prior to fit-up according to standard procedures
   • Trial fitting is performed prior to final fit-up / connection and before applications of solvent cement or other types and jointing materials
   • Materials, Tools and equipment are selected according to job requirements
2. Perform pipe joints and connections
   • Materials, tools and equipment are selected according to job requirements
   • All measurements are in accordance with the piping lay-out/plans and specifications
   • Joints and connections are done in accordance with piping table, specifications and approved standard procedures
   • Teflon tape or other related jointing materials are applied to ensure leak free joints and connections.
3. Caulk cast iron (CI) pipes and fittings
   • Joints are firmly packed and fitted to a depth of not less than 25.4 mm and are aligned with each other
   • Adhesives are glued thoroughly at the inside and outside edges of the joint
   • Caulked joint is extended to not more than 3.2 mm below the rim of the hubless
   • Couplers are used to connect pipes and fittings to hubless pipes
   • Appropriate PPE is used according to job requirements

UNIT OF COMPETENCY : PERFORM MINOR CONSTRUCTION WORK
UNIT CODE : CON712346

This unit covers the knowledge, skills and attitudes in performing minor construction work prior to and after the installation of pipes and fittings.

1. Make piping Layouts
   • Work instructions are read and interpreted according to job requirements
   • Materials, tools and equipment are selected according to job requirements
   • Lay-outs are made according to specified roughing-in measurements
   • Work dimension and alignment of work are in conformity with specification/plan
2. Cut pipes through walls and floors
   • Cutting thru walls is performed without causing unnecessary damage to floors/walls and adjacent systems/installations
   • Correct usage of tools is observed according to job requirements
   • Appropriate PPE is used according to job requirements
   • Cut walls and floor surface are restored to original condition

UNIT OF COMPETENCY : INSTALL AND ASSEMBLE SINGLE PLUMBING UNIT
UNIT CODE : CON712347

This unit covers the knowledge, skills and attitudes in the installation/assembling of a single plumbing unit.

1. Prepare for plumbing works
   • Work instructions/plans are read and interpreted in accordance with the job requirements
   • Materials, tools and equipment are selected and prepared according to job requirements
   • Appropriate PPE are selected according to job requirements
2. Install pipes and fittings
   • Pipes and fittings are installed with a standard slope in accordance with Revised National Plumbing Code of the Philippines (RNPCP) and venting requirements and procedures
   • Drainage/sewer/vent piping system are aligned with water supply and provided with clean-outs in the required locations prescribed in the approved work plan
   • Approved fittings are used in installing drainage/sewer pipes
   • Correct usage of tools and equipment is observed according to manufacturer’s specifications
   • Appropriate PPE are used in accordance with the job requirements
3. Install hot and cold water supply
   • Correct specifications of pipes and joints are used in accordance with the job requirements/ specifications
   • Hot and cold water supply is installed according to the approved working plan and materials specifications
   • Water supply assembled is leak free/free from contamination and aligned with drainage/vent/ waste piping system
   • Materials, tools and equipment are selected in accordance to job requirements
4. Install/assemble plumbing fixtures
   • Plumbing fixtures are installed according to specified rough-in measurements and/or manufacturer’s instruction manual
   • Plumbing fixtures are rigidly secured with strict adherence to perpendicularity and levelness
   • All assemblies are in conformity with the listed standard
   • Correct usage of tools and equipment is observed in accordance with manufacturer’s specifications
   • Appropriate PPE are used in accordance with the job requirements
   • Work site is cleaned and kept in safe state and in accordance with Occupational Safety and Health Standards (OSHS)

COMMON COMPETENCIES

UNIT OF COMPETENCY : PREPARE CONSTRUCTION MATERIALS AND TOOLS
UNIT CODE : CON931201

This unit covers the knowledge, skills and attitudes on identifying, requesting and receiving construction (plumbing) materials and tools in various workplace settings.

1. Identify materials
   • Materials are identified as per job requirements
   • Quantity and description of materials conform with the job requirements
   • Tools and accessories are identified according to job requirements
2. Prepare requisition of materials
   • Materials and tools needed are requested according to the identified requirements
   • Request is done as per company standard operating procedures (SOP)
   • Substitute materials and tools are provided without sacrificing cost and quality of work
3. Receive and inspect materials
   • Materials and tools issued are inspected as per quantity and specification
   • Tools, accessories and materials are checked
   • Materials and tools are set aside to appropriate location

UNIT OF COMPETENCY : OBSERVE PROCEDURES, SPECIFICATIONS AND MANUALS OF INSTRUCTION
UNIT CODE : CON311201

This unit covers the knowledge, skills and attitudes on identifying, interpreting, applying services to specifications and manuals and storing manuals.

1. Identify and access specification/manuals
   • Appropriate manuals
     are identified and accessed as per job requirements
   • Version and date of manual are checked to ensure that correct specification and procedures are identified
2. Interpret manuals
   • Relevant sections, chapters of specifications/manuals are located in relation to the work to be conducted
   • Information and procedure in the manual are interpreted in accordance with industry practices
3. Apply information in manual
   • Manual is interpreted according to job requirements
   • Work steps are correctly identified in accordance with manufacturer’s specification
   • Manual data are applied according to the given task
   • All correct sequencing and adjustments are interpreted in accordance with information contained on the manual or specifications
4. Store manuals
   • Manual or specification is stored appropriately to prevent damage, ready access and updating of information when required in accordance with company requirements

UNIT OF COMPETENCY : PERFORM MENSURATION AND CALCULATIONS
UNIT CODE : CON311203

This unit covers the knowledge, skills and attitudes on identifying and measuring objects based on the required performance standards.

1. Select measuring instruments
   • Object or component to be measured is identified, classified and interpreted according to the appropriate regular geometric shape
   • Measuring tools are selected/identified as per object to be measured or job requirements
   • Correct specifications are obtained from relevant sources
   • Appropriate measuring instruments are selected according to job requirements
   • Alternative measuring tools are used without sacrificing cost and quality of work
2. Carry out measurements and calculations
   • Accurate measurements are obtained according to job requirements
   • Alternative measuring tools are used without sacrificing cost and quality of work
   • Calculation needed to complete work tasks are performed using the four basic process of addition (+), subtraction (-), multiplication (x) and division (/)
   • Calculations involving fractions, percentages and mixed numbers are used to complete workplace tasks
   • Numerical computation is self-checked and corrected for accuracy
   • Instruments are read to the limit of accuracy of the tool
   • Systems of measurement identified and converted according to job requirements/ISO
   • Workpieces are measured according to job requirements

UNIT OF COMPETENCY : MAINTAIN TOOLS AND EQUIPMENT
UNIT CODE : CON311204

This unit covers the knowledge, skills and attitudes on checking condition, performing preventive maintenance and storing of plumbing tools and equipment.

1. Check condition of tools and equipment
   • Materials, tools and equipment are identified according to classification and job requirements
   • Non-functional tools and equipment are segregated and labeled according to classification
   • Safety of tools and equipment are observed in accordance with manufacturer’s instructions
   • Condition of PPE are checked in accordance with manufacturer’s instructions
2. Perform basic preventive maintenance
   • Appropriate lubricants are identified according to types of equipment
   • Tools and equipment are lubricated according to preventive maintenance schedule or manufacturer’s specifications
   • Measuring instruments are checked and calibrated in accordance with manufacturer’s instructions
   • Tools are cleaned and lubricated according to standard procedures
   • Defective instruments equipment and accessories are inspected and replaced according to manufacturer’s specifications
   • Tools are inspected, repaired and replaced after use
   • Work place is cleaned and kept in safe state in line with Occupational Safety and Health Standards (OSHS)
3. Store tools and equipment
   • Inventory of tools, instruments and equipment are conducted and recorded as per company practices
   • Tools and equipment are stored safely in appropriate locations in accordance with manufacturer’s specifications or company procedures

BASIC COMPETENCIES

RECEIVE AND RESPOND TO WORKPLACE COMMUNICATION (500311101) This unit covers the knowledge, skills and attitudes required
to receive, respond and act on verbal and written communication.

1. Follow routine spoken messages
2. Perform workplace duties following written notices

WORK WITH OTHERS (500311102) – This unit cover the skills, knowledge and attitudes required to develop workplace relationship and contribute in workplace activities.

1. Develop effective workplace relationship
2. Contribute to work group activities

DEMONSTRATE WORK VALUES (500311103) – This unit covers the knowledge, skills, and attitude in demonstrating proper work values.

1. Define the purpose of work
2. Apply work values/ethics
3. Deal with ethical problems
4. Maintain integrity of conduct in the workplace

PRACTICE HOUSEKEEPING PROCEDURES (500311104) – This unit covers the knowledge, skills and attitudes required
to apply the basic housekeeping procedures.

1. Sort and remove unnecessary items
2. Arrange items
3. Maintain work area, tools and equipment
4. Follow standardized work process and procedures
5. Perform work spontaneously

DEFINITION OF TERMS

• Certification – Refers to the process of verifying and validating competencies of a person through assessment.
• Competency – Is the application of knowledge, skills and attitudes to perform work activities to the standard expected in the workplace.
• Element – Refers to the building blocks of a unit of competency. It describes in outcome terms the functions that a person who works in a particular area of work is able to perform.
• Evidence Guide – It is a guide for assessment that provides information on critical aspects of competency, underpinning knowledge, underpinning skills, resource implications, context of assessment and assessment method.
• Level – Refers to the category following the level of difficulty and complexity of skills and knowledge required to do the job.
• Performance Criteria – Is an evaluative statement that specifies what is to be assessed and the required level of performance.
• Philippine Qualifications Framework – A quality-assured national system for the development, recognition and award of qualifications based on standards of knowledge, skills and values acquired in different ways and methods by learners and workers in of a certain country
• Pipe – Refers to a cylindrical conduit or conductor conforming to the particular dimensions commonly known as “pipe size” and is denoted by its interior diameter or I.D.
• Plumbing appliance – Refers to any one of a special class of device or equipment intended to perform a special plumbing function. Its operation and/or control may be dependent upon one or more energized components, such as motors, controls, heating elements and pressure-temperature-sensing elements. Such device or equipment may operate automatically through one or more of the following actions; a time cycle, a temperature range, a pressure range, a measured volume or weight; or the device or equipment may be manually adjusted or controlled by the user or operator.
• Plumbing appurtenance – It is a manufactured device or a prefabricated assembly or an on-the-job assembly of component parts, and serve as adjunct to the basic piping system and plumbing fixtures. An appurtenance demands no additional water supply nor does it add any discharge load to fixture or the drainage system. It performs some useful functions in the operation, maintenance, servicing, economy or safety of the plumbing system.
• Plumbing – It is the art and technique of installing pipes, fixtures and other apparatuses in buildings for bringing in the supply, liquids, substances and/or ingredients and removing them; and such water, liquid and other carried-wastes hazardous to health, sanitation, life, property; also the pipes and fixtures after installation i.e., the plumbing system.
• Plumbing fixtures – Are approved-type installed receptacles, devices or appliances supplied with water or receive liquid or liquid-borne wastes and discharge such wastes into the drainage system to which they may be directly or indirectly connected. Industrial or commercial tanks, vats and similar processing equipment are not plumbing system fixtures, but may be connected to or discharged into approved traps or plumbing fixtures as provided for in this Code.
• Plumbing system – Refers to all potable water supply and distribution pipes, all plumbing fixtures and traps, all sanitary and storm drainage systems; vent pipes, roof drains, leaders and downspouts; and all building drains and sewers, including their respective joints and connections; devices, receptacles, and appurtenances within the property; water lines in the premises; potable , tap, hot and chilled water pipings; potable water treating or using equipment; fuel gas piping; water heaters and vents for same.
• Plumbing unit – Refers to a minimum standard quantity of plumbing fixtures that discharge wastes into a plumbing installation including; one (1) water meter, one (1) water closet, one (1) lavatory, one (1) shower head and drain for a bathtub or shower stall, one (1) kitchen sink, one (1) laundry tray and three (3) floor drains and four (4) faucets/hose bibb.
• Potable water – Is a water satisfactory for drinking, culinary and domestic purposes and meets the requirements of the Philippine National Standards for Drinking Water.
• Pressure – Is a normal force exerted by a homogenous liquid or gas, per unit of area on the wall of the container.
• Qualification – Refers to the national certificate issued by the TESDA or its accredited industry organizations in recognition that a person has achieved competencies relevant to a trade or industry.
• Range of Variables – It describes the circumstances or context in which the work is to be performed.
• Unit of Competency – Refers to a discrete aspect of work, which would normally be performed by only one person.
• Unplasticized Polyvinyl Chloride Conduit (UPVC) – Refers to a non-metallic conduit into which electrical wire may be drawn and with an outside diameter sufficiently different from that of metallic conduit.