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Elements and Performance Criteria

  1. Evaluate design parameters.
  2. Plan and detail system components.
  3. Design and size systems.
  4. Prepare documentation.

Required Skills

Required skills

Required skills for this unit are

communication skills to

enable clear and direct communication using questioning to identify and confirm requirements share information listen and understand

liaise with others to publish reports

read and interpret

documents and resources identified through the literature review

plans specifications and drawings

other relevant documentation

use language and concepts appropriate to cultural differences

use and interpret nonverbal communication such as hand signals

written skills to

document analysis including impacts and evaluation results

produce report to a professional standard

designing associated piping and components for hydraulic systems

innovation skills to develop creative and responsive approaches

numeracy skills to apply measurements and calculations

planning and organisational skills to

research collect organise and understand information relating to the design of pump systems

take initiative and make decisions

problemsolving skills including the ability to

identify typical faults and action required to rectify problems

analyse requirements consider options and design an appropriate system

research methods report writing and publishing including who to contact and how to publish reports

specifying selecting and sizing pumps

technical skills including the ability to apply design concepts and principles relating to hydraulic systems and undertake a literature review

Required knowledge

Required knowledge for this unit is

nature of materials used and effects of performance under various conditions

requirements of state regulatory authorities Australian standards and manufacturer specifications

terminology definitions installation methods and hazards identified in relation to devices and systems used according to

ASNZS National plumbing and drainage set

AS Fire hydrant installations system design installation and commission

ASNZS Onsite domestic wastewater management

AS Design charts for water supply and sewerage

Building Code of Australia BCA

other standards codes or standard operating procedures

workplace safety requirements including relevant statutory regulations codes and standards

Evidence Required

The evidence guide provides advice on assessment and must be read in conjunction with the performance criteria required skills and knowledge range statement and the Assessment Guidelines for the Training Package

Overview of assessment

This unit of competency could be assessed in the workplace or a close simulation of the workplace environment providing that simulated or projectbased assessment techniques fully replicate plumbing and services workplace conditions materials activities responsibilities and procedures

Critical aspects for assessment and evidence required to demonstrate competency in this unit

A person who demonstrates competency in this unit must be able to provide evidence of

evaluating and documenting design parameters including client regulatory manufacturer and Australian and New Zealand standard requirements for a range of pump systems

planning and detailing system components including

fittings

impeller sizing

mounting

piping systems

plinths

valves

complying with OHS regulations applicable to workplace operations

applying organisational quality procedures and processes

designing and sizing a range of pump systems

developing a costbenefit life cycle analysis for a range of pump systems

preparing plans for a range of pump systems

preparing a specification for a pump system

preparing a testing and commissioning schedule

preparing an operation and maintenance manual

interactive communication with others to ensure safe and effective work site operations

Context of and specific resources for assessment

This competency is to be assessed using standard and authorised work practices safety requirements and environmental constraints

Assessment of essential underpinning knowledge will usually be conducted in an offsite context

Assessment is to comply with relevant regulatory or Australian standards requirements

Resource implications for assessment include

an induction procedure and requirement

realistic tasks or simulated tasks covering the minimum task requirements

relevant specifications and work instructions including design brief drawings specifications codes design concepts and construction schedules

tools and equipment appropriate to applying safe work practices including computers software and calculators

workplace instructions relating to safe working practices and addressing hazards and emergencies

material safety data sheets

research resources including industry related systems information

Reasonable adjustments for people with disabilities must be made to assessment processes where required This could include access to modified equipment and other physical resources and the provision of appropriate assessment support

Method of assessment

Assessment methods must

satisfy the endorsed Assessment Guidelines of the Construction Plumbing and Services Training Package

include direct observation of tasks in real or simulated work conditions with questioning to confirm the ability to consistently identify and correctly interpret the essential underpinning knowledge required for practical application

reinforce the integration of employability skills with workplace tasks and job roles

confirm that competency is verified and able to be transferred to other circumstances and environments

Validity and sufficiency of evidence requires that

competency will need to be demonstrated over a period of time reflecting the scope of the role and the practical requirements of the workplace

where the assessment is part of a structured learning experience the evidence collected must relate to a number of performances assessed at different points in time and separated by further learning and practice with a decision on competency only taken at the point when the assessor has complete confidence in the persons demonstrated ability and applied knowledge

all assessment that is part of a structured learning experience must include a combination of direct indirect and supplementary evidence

Assessment processes and techniques should as far as is practical take into account the language literacy and numeracy capacity of the candidate in relation to the competency being assessed

Supplementary evidence of competency may be obtained from relevant authenticated documentation from third parties such as existing supervisors team leaders or specialist training staff


Range Statement

The range statement relates to the unit of competency as a whole. It allows for different work environments and situations that may affect performance. Bold italicised wording, if used in the performance criteria, is detailed below. Essential operating conditions that may be present with training and assessment (depending on the work situation, needs of the candidate, accessibility of the item, and local industry and regional contexts) may also be included.

Scope of work includes:

interpretation of plans and specifications, and sizing and documenting layout of pump systems, for applications including residential, commercial and industrial and new projects or an existing structure being renovated, extended, restored or maintained.

Pump types may include:

centrifugal pumps

circulating

constant flow variable speed pumps

macerator pumps

motor pumps

multiple impeller pumps

piston pumps

solid and semi-solid pumping systems

submersible pumps

vacuum and multi-stage pumps

variable speed pumps

warm and hot water.

Pump duties may include:

delivery

flow

head

velocity.

Design requirements may include:

architectural specifications

builder specifications

owner requirements

specialist water use applications.

Cost-benefit and life cycle analysis may include:

balancing initial cost with durability, longevity maintenance and ongoing fuel and energy cost requirements

comparison of the range of suitable materials, pumps and system designs available to enable cost-effective choices to be made without compromising integrity of project.

Statutory and regulatory requirements may include:

Acts and regulations

local and state government policies.

Australian and New Zealand standards may include:

AS/NZS3500 National plumbing and drainage set

AS2419 Fire hydrant installations - system design, installation and commission

AS/NZS1547 On-site domestic wastewater management

AS2200 Design charts for water supply and sewerage

BCA.

Manufacturer requirements include:

material specifications

pump tables

sizing tables

technical and trade manuals.

Desktop study can include collection and interpretation of existing data for design purposes from:

architectural and building plans

council plans

developer plans

other documents and reports as available.

Flow and pressure tests may include:

interpretation of flow and pressure tests conducted by a contractor

on-site measurement of flow (l and s), velocity (m and s) and pressure (kPa).

Performance requirements may include:

flow, velocity, pressure and discharge requirements, established using Australian and New Zealand standards and local authority plans.

Pump, pump controls and pumproom requirements may include:

automatic controls

impeller sizing

inlet and outlet design requirements

installation and mounting requirements

pump sizing and selection

space requirements

valve requirements.

Layout of pipework systems may include:

dual feed

ring main

single pipe.

Fittings and valves may include:

fittings:

bends

tees

unions

valves:

backflow prevention

excess pressure valves

isolating

pressure limiting

pressure reduction

strainers

vibration couplings.

Energy sources may include:

diesel and diesel-electric generator sets

petrol

single phase

three phase.

Pump plinths may include:

bases designed to resist forces exerted by pump

concrete

masonry

timber.

Pump mountings may include:

anchoring bolts

motor pump

pump mountings and adjustments

rubber and synthetic pump mounts

vibration couplings.

Materials may include:

acrilonitrile butadiene styrene (ABS)

composite pipework

copper

cross-linked polyethylene

fittings and fixtures

impeller materials

polybutylene

protective coatings

pump construction

steel.

Jointing methods may include:

brazing

compression

flaring

mechanical joints

soldering

threaded.

Installation requirements include:

clipping

installation details

jointing requirements

level of workmanship

mounting.

Delivery systems may include:

constant flow variable speed pump

downfeed

hydropneumatic

pressure ratio

upfeed.

Plans may include:

axonometrics

cross-sections

details

elevations

isometrics

schematics, which may be produced using:

computer generation

Indian ink

pencil

pigment liner

sections.

Specification may include:

bedding

clipping

jointing

manufacturer

materials

specialised components

valve selection

workmanship.

Testing may include:

air pressure test

defect inspection

hydrostatic test

mains pressure test

quality assurance (QA) audit.

Commissioning schedule may include:

flow test

leak check

pressure test

system purge

valve operation.

Operation and maintenance manual may include:

leak detection

pump maintenance

valve maintenance

water auditing

yearly inspection

yearly maintenance requirements.