MARL5006A - Demonstrate basic knowledge of marine auxiliary machinery and equipment
Assessor Resource
MARL5006A Demonstrate basic knowledge of marine auxiliary machinery and equipment
Assessment tool
Version 1.0 Issue Date: March 2024
This unit applies to the work of Marine Engineering Watchkeepers on commercial vessels greater than 750 kW forms part of the requirements for the Certificate of Competency Marine Engineer Watchkeeper issued by the Australian Maritime Safety Authority (AMSA).
This unit involves the skills and knowledge required to operate and maintain auxiliary machinery and associated systems on board a commercial vessel.
You may want to include more information here about the target group and the purpose of the assessments (eg formative, summative, recognition)
Prerequisites
Not applicable.
Employability Skills
This unit contains employability skills.
Evidence Required
List the assessment methods to be used and the context and resources required for assessment. Copy and paste the relevant sections from the evidence guide below and then re-write these in plain English.
The evidence guide provides advice on assessment and must be read in conjunction with the performance criteria, the required skills and knowledge, the range statement and the Assessment Guidelines for the Training Package.
Critical aspects for assessment and evidence required to demonstrate competency in this unit
The evidence required to demonstrate competence in this unit must be relevant to and satisfy all of the requirements of the Elements, Performance Criteria, Required Skills, Required Knowledge and include:
providing accurate and reliable information
providing appropriate level of detail in responses.
Context of and specific resources for assessment
Performance is demonstrated consistently over time and in a suitable range of contexts.
Resources for assessment include access to:
industry-approved marine operations site where basic knowledge of marine auxiliary machinery and systems can be demonstrated
technical reference library with current publications on auxiliary machinery
tools, equipment and personal protective equipment currently used in industry
relevant regulatory and equipment documentation that impacts on work activities
range of relevant exercises, case studies and/or other simulated practical and knowledge assessments
appropriate range of relevant operational situations in the workplace.
In both real and simulated environments, access is required to:
relevant and appropriate materials and equipment
applicable documentation including workplace procedures, regulations, codes of practice and operation manuals.
A range of assessment methods should be used to assess practical skills and knowledge. The following examples are appropriate to this unit:
direct observation of the candidate demonstrating basic knowledge of marine auxiliary machinery and systems
direct observation of the candidate applying relevant WHS/OHS requirements and work practices.
Guidance information for assessment
Holistic assessment with other units relevant to the industry sector, workplace and job role is recommended.
In all cases where practical assessment is used it should be combined with targeted questioning to assess Required Knowledge.
Assessment processes and techniques must be appropriate to the language and literacy requirements of the work being performed and the capacity of the candidate.
Submission Requirements
List each assessment task's title, type (eg project, observation/demonstration, essay, assingnment, checklist) and due date here
Assessment task 1: [title] Due date:
(add new lines for each of the assessment tasks)
Assessment Tasks
Copy and paste from the following data to produce each assessment task. Write these in plain English and spell out how, when and where the task is to be carried out, under what conditions, and what resources are needed. Include guidelines about how well the candidate has to perform a task for it to be judged satisfactory.
Required Skills:
Access information and sketch diagrams to interpret and explain testing requirements related to the operation of marine auxiliary machines
Assess own work outcomes and maintain knowledge of current codes, standards, regulations and industry practices
Explain basic principles of marine auxiliary machines
Identify and interpret numerical and graphical information related to starting up and shutting down marine auxiliary machines on commercial vessels
Identify and suggest ways of rectifying faults and malfunctions in marine auxiliary machines on commercial vessels
Identify methods, procedures and materials needed for operating, maintaining and repairing marine auxiliary machines on commercial vessels
Impart knowledge and ideas through verbal, written and visual means
Read and interpret written information related to the operation, performance and maintenance of marine auxiliary machines, including machinery specifications, machinery design drawings, machine drawings, operational manuals, specifications and electrical and control circuit diagrams
Required Knowledge:
Fuels and basic principles of fuel systems
Nature and causes of typical start up and shut down malfunctions of main and auxiliary machinery and associated systems, and available methods for their detection and rectification
Operational characteristics and performance specifications for different types of auxiliary machinery and associated systems usually found on a commercial vessel, including pumps, air compressors, steering gears, heat exchangers and evaporators
Principles and procedures of machinery lubrication
Procedures for carrying out start up and shut down of main and auxiliary machinery and associated systems to ensure compliance with company and survey requirements and regulations
Purpose and content of safety data sheets/material safety data sheets
Safety, environmental and hazard control precautions and procedures relevant to start up and shut down of marine auxiliary machinery and associated systems
Types of auxiliary machinery and components
Work health and safety (WHS)/occupational health and safety (OHS) legislation and policies
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.
Types of auxiliary machinery may include:
Boiler
Compressors
Diesel generator
Evaporators
Pumps
Refrigerating installation
Separators
Functions of auxiliary machines may include:
Applying main power of engines for propulsion and manoeuvring
Keeping ship dry and trimmed
Mooring ship and handling cargo
Providing for safety
Supplying domestic needs such as fresh water
Supplying needs of main engines and boilers
Supplying ship with electric power and lighting
Types of chemicals may include:
Cleaning fluids
Fuel additives
Solvents
Types of pumps may include:
Axial flow
Centrifugal
Gear
Reciprocating
Screw
Vane
Types of heat exchanges may include:
Plate
Shell and tube
Features of bilge, cargo and ballast pumping systems may include:
Safety fittings
Sensing devices
Types of valves
Compressors may include:
Breathing apparatus compressor
Lubricated reciprocating air compressors
Non-lubricated reciprocating air compressors
Oil free air compressors
Rotary screw compressors
Types of steering gear may include:
Electrical
Ram
Rotary vane
Oscillating steering
Steering gear may include:
Hunting gear
Telemotor
Accessories may include:
Accessory gear
Lube oil coolers
Lube oil drive
Lube oil filter
Starting device
Deck machinery may include:
Accommodation ladders
Anchor winch
Cranes
Davits
Mooring winch
Copy and paste from the following performance criteria to create an observation checklist for each task. When you have finished writing your assessment tool every one of these must have been addressed, preferably several times in a variety of contexts. To ensure this occurs download the assessment matrix for the unit; enter each assessment task as a column header and place check marks against each performance criteria that task addresses.
Observation Checklist
Tasks to be observed according to workplace/college/TAFE policy and procedures, relevant legislation and Codes of Practice
Yes
No
Comments/feedback
Layout of a typical engine room is outlined
Types and functions of auxiliary machinery found in an engine room are explained
Location, function and operation of all safety devices found on main and auxiliary machinery and within engine room, including shut downs and engine room escape routes is outlined
Common operating pressures and temperatures of fluids within engine room are identified and how to respond to abnormal parameters is clarified
Duties and responsibilities of a watchkeeper engineer with respect to safety of personnel and vessel, during and taking over the watch are clarified
Importance of ensuring all events related to machinery are recorded in the log is explained
Duties and responsibilities of a watchkeeper engineer in prevention and extinction of fire in machinery spaces are clarified
Duties and responsibilities of a watchkeeper engineer in relation to prevention of flooding and avoidance of pollution are clarified
Routine duties and responsibilities of a watchkeeper engineer with respect to safe operation of propulsion and auxiliary machinery are clarified
Duties and responsibilities of a watchkeeper engineer on a unmanned machinery space (UMS) vessel are clarified
Procedure for familiarising oneself on joining a new vessel is clarified
Types, properties, applications and treatments of various fuels used on board vessels are outlined
Procedures to be followed before and during fuel bunkering are clarified
Types, properties, applications and treatments of various lubricants used on board vessels are outlined
Uses and safe handling methods for various types of chemicals used on board vessels are outlined
Fuel system layout including fuel treatment method is detailed
Working principle, construction and safe operation of purifiers and clarifiers is explained
Basic working principles, components and properties of different types of pumps are outlined
Types of heat exchanges, their basic working principles and applications are outlined
Correct operation and maintenance of pumps and heat exchangers is detailed
Key features of bilge, cargo and ballast pumping systems are outlined
Types, operating principles and requirements for oily-water separators or similar equipment are outlined
Other approved methods of disposing of oily water are identified
Procedure for completing oil record book is clarified
Types, characteristics, components and applications of various compressors used on board vessels are compared and contrasted
Correct pre-operational checks, starting procedure, safe operation and basic maintenance required for air compressors are detailed
Potential safety hazards associated with compressed air are identified
Locations of all mountings, safety devices, alarms and shut downs on compressors, air receivers and compressed air systems are identified and their functions are outlined
Different requirements and production methods for control air, method of production and special requirements for a breathing apparatus compressor are clarified
Essential statutory regulations covering operation of steering gear are established
Operation of different types of steering gear used on board vessels is clarified
Working principle of variable delivery pumps used in steering gear is explained
Location of all alarms and safety devices associated with steering gear is identify and their functions are outlined
Process for testing steering gear and monitoring its performance is explained
Why ‘fresh water’ may have to be produced from seawater is explained
Function, construction and operation of evaporators is explained
Correct starting procedure, safe operation and basic maintenance required for an evaporator is clarified
Process for testing the evaporator and monitoring performance is explained
Treatment of distillate for domestic purposes is outlined
Quality necessary if water being produced by a distiller is to be used for human consumption is outlined
Properties of an ideal refrigerant are listed
Refrigerants commonly used on board are listed and reason for their use is clarified
Basic construction and operation of a marine refrigeration system is explained
Preparation, operation, fault detection and necessary actions to prevent damage in marine refrigeration systems is confirmed
Personal safety and environmental hazards associated with CFCs and ozone depleting substances are identified
Basic construction and operation of marine air-conditioning and ventilation systems in routine and emergency situations is explained
Preparation, operation, fault detection and necessary actions to prevent damage in marine air-conditioning and ventilation systems is confirmed
Basic flow of air and gas through a simple cycle marine gas turbine is outlined
Materials and construction of compressor, combustion system and turbine in a single and two-shaft design turbine are detailed
Basic controls required for the control and protection of the plant are outlined
Accessories necessary for safe operation are listed
Types, basic construction and operation of deck machinery are outlined
Preparation, operation, fault detection and necessary actions to prevent damage in deck machinery is confirmed
Forms
Assessment Cover Sheet
MARL5006A - Demonstrate basic knowledge of marine auxiliary machinery and equipment
Assessment task 1: [title]
Student name:
Student ID:
I declare that the assessment tasks submitted for this unit are my own work.
Student signature:
Result: Competent Not yet competent
Feedback to student
Assessor name:
Signature:
Date:
Assessment Record Sheet
MARL5006A - Demonstrate basic knowledge of marine auxiliary machinery and equipment
Student name:
Student ID:
Assessment task 1: [title] Result: Competent Not yet competent
(add lines for each task)
Feedback to student:
Overall assessment result: Competent Not yet competent