MECHANIC DIESEL/MECHANIC HYDRAULICS
  
 MECHANIC DIESEL
 
 DEFINITION:
 
 Under direction, performs varied tasks involved in the maintenance 
 and repair of diesel engines in motor vehicles and/or automotive 
 construction equipment; does other related duties as required.

 NOTE:  The examples of work for this title are for illustrative purposes only.  
 A particular position using this title may not perform all duties 
 listed in this job specification.  Conversely, all duties performed 
 on the job may not be listed.

 EXAMPLES OF WORK

 Repairs and maintains diesel engines using hand tools, precision
 measuring instruments, and machines common to the trade.

 Diagnoses trouble, disassembles engines, and examines parts 
 for defects and excessive wear.

 Reconditions and replaces parts such as pistons, bearings, 
 gears, valves, and bushings, and using engine lathes, boring 
 machines, hand tools, and precision measuring instruments.

 May weld and cut parts using arc welding and flame cutting 
 equipment.

 May repair and maintain gasoline engines.

 May perform a variety of mechanical tasks involved in the 
 repair and maintenance of motor vehicles and/or construction 
 equipment.

 May test drive motor vehicles and/or construction equipment 
 on public streets.

 Will be required to learn to utilize various types of electronic
 and/or manual recording and information systems used by 
 the agency, office, or related units.

 REQUIREMENTS

 TRAINING

 Successful completion of one (1) year of training in diesel 
 engine repair at an accredited community college or vocational 
 school.

 EXPERIENCE

 Two (2) years of experience in the installation, maintenance,
 and repair of diesel engines.

 NOTE:  Applicants who do not possess the required year 
 of formal training may substitute one (1) additional year of 
 experience as outlined above.

 NOTE:  Possession of a certificate as a diesel mechanic 
 issued by the National Institute for Automotive Service 
 Excellence may be substituted for one (1) year of formal 
 training.

 LICENSE:

 Appointees will be required to possess a valid New Jersey
 driver's license.

 NOTE:  Appointees may be required to possess a valid 
 Commercial Driver's License (CDL) and applicable endorsements 
 for the class and type of vehicle being operated.

 NOTE:  The responsibility for ensuring that employees possess 
 the required motor vehicle license, commensurate with the 
 class and type of vehicles they operate, rests with the 
 Appointing  Authority.

 In accordance with Federal regulation 82:40, appointees 
 responsible for the repair or servicing of motor vehicle air 
 conditioners are required to possess and maintain a valid 
 certification as an Air Conditioning and Refrigeration 
 Technician, commensurate with the type of equipment 
 serviced, issued by the Federal Environmental Protection 
 Agency.

 In accordance with N.J.A.C. 13:20-46.8, appointees responsible
 for performing the emissions inspections on diesel-powered 
 vehicles will be required to successfully complete a course of 
 Instruction on Diesel Emission Inspection provided through the 
 Appointing Authority.  Appointees may be required to successfully 
 complete re-training.

 In accordance with the New Jersey Occupational Safety and 
 Health Administration regulation 29 CFR 1910.178(l) (1), 
 appointees responsible for the operation of industrial trucks 
 (powered forklifts) will be required to obtain and maintain a 
 current certification as a Powered Industrial Truck Operator 
 issued by the New Jersey Occupational Safety and Health 
 Administration.  Appointees may be required to successfully 
 complete re-training.

 In accordance with N.J.A.C. 13:20-45.16, appointees responsible 
 for performing emissions repairs to gasoline-fueled vehicles 
 will be required to successfully complete the Emissions Technical 
 Educational Program, and maintain a current certification as an 
 Emissions Repairer Technician.

 In accordance with N.J.A.C. 13:20-43.17, appointees responsible 
 for performing inspections to motor vehicles will be required to 
 successfully complete the training and maintain a current 
 certification as a Motor Vehicle Inspector.

 Appointees responsible for repairing or servicing motor 
 vehicles equipped for alternate fuel will be required to 
 successfully complete training and obtain an Alternate Fuel 
 Certification.  Appointees who possess an ASE Certification 
 in Alternate Fuel are considered to have met this requirement.

 Appointees responsible for repair and servicing of suspension/
 steering systems are required to possess and maintain 
 an Automobile Service Excellence (ASE) Certification in 
 Suspension and Steering.

 Appointees responsible for repair and servicing of brakes are
 required to possess and maintain a valid Automotive Service
 Excellence (ASE) Certification in Brake Repairs.

 Appointees may also be required to obtain ASE certifications 
 in Engine Repair A-1 and Engineer Performance A-8.

 KNOWLEDGE AND ABILITIES

 Knowledge of diesel motors and equipment and their operation.

 Knowledge of causes for motor failure, and the steps necessary 
 to correct the condition.

 Ability to obtain, store, record, safeguard, and properly use
 equipment, materials, and supplies.

 Ability to keep records.

 Ability to analyze mechanical problems, organize assigned 
 work, and develop effective work methods.

 Ability to do mechanical work.

 Ability to learn to utilize various types of electronic and/or 
 manual recording and information systems used by the 
 agency, office, or related units.

 Ability to read, write, speak, understand, or communicate in 
 English sufficiently to perform the duties of this position.  
 American Sign Language or Braille may also be considered 
 as acceptable forms of communication.

 Persons with mental or physical disabilities are eligible as 
 long as they can perform the essential functions of the job 
 with or without reasonable accommodation.  If the 
 accommodation cannot be made because it would cause 
 the employer undue hardship, such persons may not be 
 eligible.

 CODE:  02440    9/21/2018
  
MECHANIC (HYDRAULICS)

DEFINITION

Under direction, performs a variety of skilled mechanical tasks 
involved in the maintenance and repair of hydraulic systems used 
in motor vehicles and/or automotive construction equipment; does 
other related duties as required.

NOTE:  The examples of work for this title are for illustrative purposes 
only.  A particular position using this title may not perform all duties 
listed in this job specification.  Conversely, all duties performed on 
the job may not be listed.

EXAMPLES OF WORK:

Disassembles, repairs, tests, and troubleshoots hydraulic systems.

Disassembles hydraulic assembles, discards parts scheduled for 
replacement, and cleans reusable parts.

Replaces parts or reworks defective parts by honing/lapping as 
required or routes parts to other shops for rework after visually 
or tactually examining surfaces for scratches that might later cause 
internal or external leakage.

Assembles and adjusts to obtain fit to bearings, and adjusts stop 
rings, shims, retainers, and alignment as required.

Sets up and operates hydraulic test stand or other equipment to 
test components for internal and external leakage, and sequential 
operation and fluid flow rates for specified pressures and lengths 
of time.

Checks solenoids, potentiometers, and motors for electrical continuity.

Tests hydraulic pumps by making break-in-run to seat pistons and 
cylinders and then makes functional flow tests under time or 
pressures specified in technical orders.

Troubleshoots items and makes adjustments necessary to eliminate 
malfunctions discovered, and to meet requirements of technical 
specifications.

May also repair and maintain gasoline and diesel engines.

In the garage and in the field, does mechanical work on motorized 
equipment including specialized trash trucks, street sweepers, and
compactors.

Performs work involved in the installation, maintenance, and repair 
of hydraulic systems, in sweeper and conveyor systems, in 
stabilization, parking, and dumping systems, and in cylinders, valves, 
and solenoid systems.

Welds and replaces body steel, packing blades, and cutting edges.

When necessary performs a variety of other automotive repair and 
maintenance tasks on a variety of motor vehicles and/or construction 
equipment.

Obtains, stores, records, safeguards, and uses equipment, materials, 
and supplies.

Maintains essential records and files.

Will be required to learn to utilize various types of electronic and/or 
manual recording information systems used by the agency, office 
or related unit.

REQUIREMENTS:

TRAINING

Successful completion of one (1) year of training in automotive 
technology at an accredited community college or vocational school.

EXPERIENCE:

Two (2) years of experience in the installation, repair, and maintenance 
of engines and hydraulic systems.

NOTE:  Applicants who do not possess the required year of formal 
training may substitute one (1) additional year of experience as 
outlined above.

NOTE:  An Automotive Service Excellence (ASE) Certification in one of 
the following specialties from the National Institute for Automotive 
Service Excellence may be substituted for the formal training: A-1 Engine 
Repair, A-6 Electrical/Electronic Systems, A-8 Engine Performance. 

LICENSE:

Appointees will be required to possess a driver's license valid in 
New Jersey only if the operation of a vehicle, rather than employee 
mobility, is necessary to perform essential duties of the position.

Appointees may be required to possess a valid Commercial Driver's 
License (CDL) and applicable endorsements for the class and type of 
vehicle being operated.

NOTE:  The responsibility for ensuring that employees possess the 
required motor vehicle license, commensurate with the class and type 
of vehicles they operate, rests with the appointing authority.

In accordance with Federal regulation 82:40, appointees responsible 
for the repair or servicing of motor vehicle air conditioners are required 
to possess and maintain a valid certification as an Air Conditioning and 
Refrigeration Technician, commensurate with the type of equipment 
serviced, issued by the Federal Environmental Protection Agency.

In accordance with N.J.A.C. 13:20-46.8, appointees responsible for 
performing the emissions inspections on diesel-powered vehicles will 
be required to successfully complete a course of Instruction on Diesel 
Emission Inspection provided through the Appointing Authority. 
Appointees may be required to successfully complete re-training.

In accordance with the New Jersey Occupational Safety and Health 
Administration regulation 29 CFR 1910.178(l) (1), appointees responsible 
for the operation of industrial trucks (powered forklifts) will be required to 
obtain and maintain a current certification as a Powered Industrial Truck 
Operator issued by the New Jersey Occupational Safety and Health 
Administration.  Appointees may be required to successfully complete 
re-training.

In accordance with N.J.A.C 13:20-45.16, appointees responsible for 
performing emissions repairs to gasoline-fueled vehicles will be required 
to successfully complete the Emissions Technical Educational Program, 
and maintain a current certification as an Emissions Repairer Technician.

In accordance with N.J.A.C. 13:20-43.17, appointees responsible for 
performing inspections to motor vehicles will be required to successfully 
complete the training and maintain a current certification as a Motor Vehicle 
Inspector.

Appointees responsible for repairing or servicing motor vehicles 
equipped for alternate fuel will be required to successfully complete 
training and obtain an Alternate Fuel Certification.  Appointees who 
possess an ASE Certification in Alternate Fuel are considered to 
have met this requirement.

Appointees responsible for repair and servicing of suspension/steering 
systems are required to possess and maintain an Automobile Service 
Excellence (ASE) Certification in Suspension and Steering.

Appointees responsible for repair and servicing of brakes are required 
to possess and maintain a valid Automotive Service Excellence (ASE) 
Certification in Brake Repairs.  

Appointees may also be required to obtain ASE certifications in Engine 
Repair A-1 and Engine Performance A-8.

KNOWLEDGE AND ABILITIES:

Knowledge of hydraulic principles, the physical principles governing 
the behavior of fluids (liquids and gases).

Knowledge of systems and equipment used in maintaining and 
checking hydraulic equipment.

Knowledge of basic electrical and mechanical principles.

Knowledge of troubleshooting procedures used to isolate malfunctions 
in hydraulic systems.

Knowledge of basic information sources, technical orders, and other 
applicable publications and forms.

Ability to hook up and operate a hydraulic test stand to perform 
dynamic static pressure tests and pump performance tests.

Ability to make electrical tests of components in hydraulic systems.

Ability to plan work sequence.

Ability to read and interpret technical orders, manufacturers' 
specification manuals, parts supply books, and blueprints and 
schematic diagrams.

Ability to isolate and diagnose the cause of malfunctions, and make 
necessary adjustment or repair.

Ability to use hand tools, jigs, and special tools and instruments.

Ability to prepare records of work modifications and other required 
documents accompanying components or systems.

Ability to assemble parts to specified tolerance and modifying 
assemblies to tolerance, aligning, and adjusting to meet technical 
specifications relating to modifications.

Ability to learn to utilize various types of electronic and/or manual 
recording information systems used by the agency, office or related 
units.

Ability to read, write, speak, understand, or communicate in English 
sufficiently to perform the duties of this position. American Sign 
Language or braille may also be considered as acceptable forms of 
communication.

Persons with mental or physical disabilities are eligible as long 
as they can perform essential functions of the job with or without 
reasonable accommodation.  If the accommodation cannot be 
made because it would cause the employer undue hardship, such 
persons may not be eligible.
  
CODE:  02444    7/24/2018 

DUAL TITLE CODE:  06397