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MARITIME ENGINEERING
Maintain marine mechanical plant
level:
4
credit:
24
planned review date:
January 1998
sub-field:
Maritime
purpose:
This unit standard is for people in the maritime engineering
industry. People credited with this unit standard are able to:
determine the sequence of work required to restore and
maintain marine mechanical plant and systems; prepare
work area and resources for marine engineering
maintenance; service and maintain mechanical systems to
schedule; and rectify unacceptable or unscheduled variation
to mechanical plant.
entry information:
Open.
accreditation option:
Evaluation of documentation and visit by NZQA and industry.
moderation option:
A centrally established and directed moderation system has
been established by Maritime Qualifications New Zealand
Inc.
special notes:
1
Mechanical systems include:
Propulsion plant;
Auxiliary machines;
Service system (to include associated pipework
and fittings);
Cargo systems.
2
Maintenance activities include:
scheduled maintenance and servicing;
restoration.
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MARITIME ENGINEERING
Maintain marine mechanical plant
3
Scheduled maintenance and servicing include:
replacement of consumables;
minor adjustments;
replacement of faulty components;
operational changeovers.
4
Restoration includes:
repair;
recondition;
replacement;
dismantling;
construction;
fabrication;
insulation.
5
Equipment and tools are terms which relate to the
engineering equipments and tools, and their associated
accessories which are required for the maintenance of
mechanical plant.
6
Regulations,
legislation
and
its
subsequent
amendments include:
Maritime Transport Act 1994;
Health and Safety in Employment Act 1992;
Marine Pollution (MARPOL).
7
Specifications include:
manufacturer’s drawings and plans;
manufacturer’s manuals;
supervisor’s instructions.
 New Zealand Qualifications Authority 2016
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MARITIME ENGINEERING
Maintain marine mechanical plant
Elements and Performance Criteria
element 1
Determine the sequence of work required to restore and maintain marine mechanical
plant and systems.
performance criteria
1.1
The defined work sequence is in accordance with the overall maintenance plan
specification.
Range:
1.2
Maintenance activities are planned in accordance with technical, safety, and
procedural specifications, and resource limitations.
Range:
1.3
agreed time scales are set between the individual conducting
maintenance and their supervisor.
Activities are negotiated with internal agencies to maintain work requirements to
schedule, whilst minimising downtime and disruption to operations.
Range:
1.5
technical and procedural specifications are defined by individual
companies and manufacturer’s guidelines.
The sequence and scope of planned work are complete within agreed time
scales.
Range:
1.4
specification - master schedule, breakdown procedures, planned,
unplanned.
requirements and activities for - preparation of work area,
preparation of resources, preparation of plant, carrying out
restoration or maintenance, completing restoration or
maintenance.
Anticipation of restrictions and variations to work schedules is identified and
communicated to the supervising person for agreement prior to the restriction or
variation impacting the work schedule or operations.
Range:
restrictions and variances caused by - other maintenance,
operational requirements, resources.
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MARITIME ENGINEERING
Maintain marine mechanical plant
1.6
Planned work actions utilise methods consistent with available resources and
lead to the restoration of plant.
Range:
1.7
resources - people, money, time.
The performance and outcome of maintenance are recorded and stored for
future reference.
Range:
recording and
requirements.
storage
-
defined
by
individual
company
element 2
Prepare work area and resources for marine engineering maintenance.
performance criteria
2.1
The equipment and materials selected are safe, serviceable, and of a type and
quality required to carry out the tasks.
2.2
Restrictions and variances to resources are identified, promptly recorded, and
reported in accordance with company procedures.
Range:
reporting may include internal company reporting and reporting to
external agencies.
2.3
Material and equipment are safely handled, stored, and secured in accordance
with company procedures and associated legislation.
2.4
Work area, machinery, and equipment are confirmed as safe for the conduct of
work and comply with legislative requirements.
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MARITIME ENGINEERING
Maintain marine mechanical plant
2.5
Work area is accessible and free from obstruction for the receiving and storage
of materials and resources needed for the work to proceed.
Range:
2.6
work area preparation - access, lighting, atmosphere, lifting plant,
electrical isolations, machinery isolation, machinery preparation.
The work specification and plans, materials, and equipment are available at the
work place in accordance with the maintenance schedule.
element 3
Service and maintain mechanical systems to schedule.
performance criteria
3.1
Servicing and maintenance are carried out in accordance with established
safety rules and regulations.
Range:
servicing and maintenance - scheduled checks, tests
measurements and inspections, replacement of consumables,
minor adjustments, replacement of components.
Safety rules are defined by the work site and individual company.
3.2
The sequence and scope of work activities conform with routine maintenance
and servicing plans and schedules.
3.3
Equipment and components are clean and prepared for inspection and/or
maintenance.
3.4
Variance from plans and schedules is agreed prior to work commencement or
continuation.
3.5
Settings are completed to specification.
Range:
settings - torques, tension, clearances, and adjustable control
inputs and outputs.
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MARITIME ENGINEERING
Maintain marine mechanical plant
3.6
Static checks and tests are completed to technical requirements.
Range:
3.7
equipment
Work practices and techniques are completed to specification within agreed
time frames.
Range:
3.8
technical requirements are defined by the
manufacturer or equipment servicing agreements.
time frames are agreed between the person conducting the
maintenance and the supervisor.
Servicing and maintenance records are updated and maintained according to
recording criteria.
Range:
recording criteria - as set or specified by the individual company.
element 4
Rectify unacceptable or unscheduled variation to mechanical plant.
performance criteria
4.1
Maintenance is planned and carried out in accordance with established safety
rules and regulations.
Range:
maintenance techniques - installation, replacement, repair,
recondition, assemble and dismantle, erection, construction.
4.2
Dismantling and reassembly procedures conform with technical specifications
and the work plan.
4.3
Dismantled parts are stored, handled, and cleaned safely and in accordance
with the manufacturer’s guidelines.
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MARITIME ENGINEERING
Maintain marine mechanical plant
4.4
The selected method for restoring equipment or system conforms to the needs
of company operations and identified physical constraints.
Range:
4.5
constraints - equipment design, equipment position, safety
requirements, availability of spares, operational requirements for
the equipment, economical restraints, availability of trained
personnel.
Repair of defective parts is conducted within company cost guidelines and to
defined standards, using accepted engineering practices.
Range:
standards are defined by equipment manufacturers; engineering
practices are defined by current trade practices and practices
recommended by equipment manufacturers.
4.6
Replacement parts
specifications.
meet
system
and/or
equipment
manufacturer’s
4.7
Product and components are restored to specification within the agreed time
schedules and quality requirements.
4.8
Post rectification operational and static checks and tests are completed to
specification.
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MARITIME ENGINEERING
Maintain marine mechanical plant
Comments to:
Maritime Qualifications New Zealand Inc
Unit Standard Revision
PO Box 160
WELLINGTON
by January 1998.
Please Note:
Providers must be accredited by the Qualifications Authority
before they can offer programmes of education and training
assessed against unit standards.
Accredited providers assessing against unit standards must
engage with the moderation system that applies to those unit
standards. [Please refer to relevant Plan ref: 0054].
 New Zealand Qualifications Authority 2016