MATTHEW DENKYIRA

BCM International (Tonkolili Iron Ore Project)

Mobile (Sierra Leone):+232********

Mobile (Ghana):+233*********

+233*********

Email: adcvfd@r.postjobfree.com

Skype: matthew.denkyira1

CAREER SUMMARY

A highly talented Heavy Mechanical Service-Technician, Supervisor/Trainer with huge experience in performing skilled mechanical tasks in the diagnosis of malfunctions, preventive maintenance, assembling, disassembling, welding and fabrication, repair, modifications, and overhaul of mechanical, electrical, hydraulic, and pneumatic power systems. Oversees the performance of skilled tasks in the servicing, repair and maintenance of a variety of equipment (CATERPILLAR Hydraulic Mining Shovels (HMS)6030,6060 and BUCYRUS (HEX) Hydraulic Excavator Mining Shovels, LIEBHERR shovels, Hitachi Excavators, Komatsu mining shovels & Drills. Oversees the inventory and procurement of all applicable parts, supplies, tools, fuels and equipment needed; develops and distributes work plan assignments and ensures completion, prepares report and supervise fleet personnel. Coordinating assigned activities with other department

PERSONAL DETAILS

Date of Birth : 27th August, 1974

Place of Birth : Takoradi

Nationality : Ghanaian

Language spoken : English (Written & Spoken)

Marital Status : Married

Hobby : Reading Novels and Playing Soccer

EDUCATIONAL BACKGROUND

INSTITUTION YEAR

University of Mines and Technology, Tarkwa – Ghana 2010

Oil & Gas Systems

University of Science and Technology, Tarkwa – Ghana 2009

Maintenance Management

University of Mines and Technology, Tarkwa – Ghana 2009

Hydraulic and Pneumatic Systems

Takoradi Polytechnic, Takoradi - Ghana 1999 – 2000

Motor Vehicle Technician II

Takoradi Polytechnic, Takoradi - Ghana 1998 – 1999

Motor Vehicle Technician I

Benso Secondary Technical, Benso - Ghana 1992 – 1995

Senior Secondary Certificate

PROFESSIONAL SKILL

First Aid and Fire fighting and Certificate of competency. (African Minerals Limited, Iron Ore project Tonkolili - Sierra Leone)

TEREX 0&K Training Certificate – Function, Operation, Maintenance and Repair of the Hydraulic Excavator RH 120E,CAT 6030 and 6040. June 2010.

Practical First Aid Certificate of Competency, Saint John’s Ambulance International

The Practice of Supervision for team leaders on Personal discovery, Basic Management Principles, Supervisory Functions, Time Management, Teamwork, Effective Communication Skills by Capital Group and Goldfields Ghana Limited

Basic Hydraulics,

Technician Diploma in Motor Vehicle Systems by Byron Institute of Advanced Technology, Ghana

Systems of Operation on D8R, D9R and D10R. Electronic Technician (ET) and D-Series Off Highway trucks Courses by Mantrac (CAT) Ghana Limited

Participation on the Training and the use of forklift in lifting up equipment parts for installation by Abosso Gold fields Limited

Certificate of Capability of Competence Thinking Skills, Thinking Blocks, Tools for Understanding, Positive Negatives Interesting, Consider all Factors, Consequence and Sequence, Aims Goals Objective, First Important Priorities & Creativity by Goldfields Academy

WORKING EXPERIENCES

Nov,2017 to date Elite mining minerals limited

Position (Digger superintendent)

Responsibilities includes:

Monitoring the performances of all subordinates and ensures that maintenance works are being carried out in accordance with laid down procedures and best practices.

Maintaining continuous communication with other supervisors to enable quick response to complaints on equipment/ machinery thus minimizing breakdowns periods.

Supervising and training a team of mechanical crews (Sierra Leoneans Nationals)

Review and evaluate effectiveness of succession planning interventions and report same on monthly basis to the HME Manager

Formulating plans and allocates required manpower for all maintenance related works and maintains smooth and continuous operation within the section.

Coordinating the work group to implement and adhere to best practice standards and ensuring that all company quality assurance and legal requirements are adhered to

Examine equipment to determine extent of damage or malfunctions.

Training of maintenance personnel (Hydraulics, mechanical and basic electrical).

Responsible for the maintenance/overhaul of various items of drilling equipment, including draw works, top drive, travelling block, etc.

Using Electronic Technician in Troubleshooting, calibrations, changing of configuration and checking of active code etc. on all Caterpillar equipment in the workshop and pit

Attends to all types of mechanical, electrical, hydraulic repairs, general maintenance and emergency breakdowns on equipment

Orders and purchases all equipment, tools and supplies associated with the mechanical trades. Teaches and enforces safety regulations.

Directs the scheduling and monitoring of maintenance and repair of Company’s equipment in a cost-effective manner.Responsible for any mechanical problem arising during installing and upgrading on particular equipment.

Reviewing and evaluate the effectiveness of skills development program and show a monthly report of progress against plan and corrective actions taken if there are deviations

Inspection of all hydraulic system and hydraulic hoses and fittings while in operation of strong back equipment on hold.Perform daily machine inspection and lubricant level checks and top and record all defects and send it to the planning department

Detect mechanical and electrical faults by using gauges, instruments and laptop computers that check machine electrical and electronic circuitry, fuel injection systems, hydraulic systems, engine speed control, engine condition and performance.

Mechanical, hydraulic and electrical diagnosis and repairing of faults on all equipment (CATERPILLAR Hydraulic Mining Shovels (HMS), TEREX O&K or BUCYRUS HEX Hydraulic Excavator Shovels Komatsu shovels, Atlas copco rigs, etc.) on site

Ensures all protective guards and safety devices are securely places on equipment before releasing from mechanic shop.Responsible for developing and organizing in-depth technical training of the mechanical crew at the site for higher performance

Prepares and maintains up-to-date maintenance records on all equipment on siteSupervises all maintenance Personnel in the Workshop including Auto Electricians, A/C Mechanics, Tyre Fitters, Welders/ Fabricators, etc.

Sept, 2011 to 2017 Bayswater Mining & Construction International (BCMI) Sierra Leone Pty

(Tonkolili – Sierra Leone)

Project Tonkolili Iron Ore

Client African Minerals Limited

Position Mechanic Supervisor/Trainer

Responsibilities Includes:

Monitoring the performances of all subordinates and ensures that maintenance works are being carried out in accordance with laid down procedures and best practices.

Maintaining continuous communication with other supervisors to enable quick response to complaints on equipment/ machinery thus minimizing breakdowns periods.

Supervising and training a team of mechanical crews (Sierra Leoneans Nationals)

Review and evaluate effectiveness of succession planning interventions and report same on monthly basis to the HME Manager. Formulating plans and allocates required manpower for all maintenance related works and maintains smooth and continuous operation within the section. Coordinating the work group to implement and adhere to best practice standards and ensuring that all company quality assurance and legal requirements are adhered to. Examine equipment to determine extent of damage or malfunctions.

Training of maintenance personnel (Hydraulics, mechanical and basic electrical).

Responsible for the maintenance/overhaul of various items of drilling equipment, including draw works, top drive, travelling block, etc. Using Electronic Technician in Troubleshooting, calibrations, changing of configuration and checking of active code etc. on all Caterpillar equipment in the workshop and pit. Attends to all types of mechanical, electrical, hydraulic repairs, general maintenance and emergency breakdowns on equipment

Orders and purchases all equipment, tools and supplies associated with the mechanical trades.Teaches and enforces safety regulations.Directs the scheduling and monitoring of maintenance and repair of Company’s equipment in a cost-effective manner. Responsible for any mechanical problem arising during installing and upgrading on particular equipment.Reviewing and evaluate the effectiveness of skills development program and show a monthly report of progress against plan and corrective actions taken if there are deviations.Inspection of all hydraulic system and hydraulic hoses and fittings while in operation of strong back equipment on hold.Perform daily machine inspection and lubricant level checks and top and record all defects and send it to the planning department.Detect mechanical and electrical faults by using gauges, instruments and laptop computers that check machine electrical and electronic circuitry, fuel injection systems, hydraulic systems, engine speed control, engine condition and performance.Mechanical, hydraulic and electrical diagnosis and repairing of faults on all equipment (CATERPILLAR Hydraulic Mining Shovels (HMS), TEREX O&K or BUCYRUS HEX Hydraulic Excavator Shovels Komatsu shovels, Atlas copco rigs, etc.) on site.Ensures all protective guards and safety devices are securely places on equipment before releasing from mechanic shop. Responsible for developing and organizing in-depth technical training of the mechanical crew at the site for higher performance

Prepares and maintains up-to-date maintenance records on all equipment on site.

Supervises all maintenance Personnel in the Workshop including Auto Electricians, A/C

Mechanics, Tyre Fitters, Welders/ Fabricators, etc.

Nov, 2010 to Aug. 2011 Goldfields Ghana Limited

Tarkwa Gold Mine Limited

Position Mechanical Service Technician Lead Hand / Trainer

Caterpillar Hydraulic Mining Shovels (HMS) and BUCYRUS (HEX) Hydraulic Excavator shovels specialist.

Responsibilities Includes:

Directs the scheduling and monitoring of maintenance and repair of Company’s equipment in a cost-effective manner.

Reviewing and evaluate the effectiveness of skills development program and show a monthly report of progress against plan and corrective actions taken if there are deviations

Lead a team of Caterpillar mechanics on the assembly of new CAT machines, which includes the following machine Caterpillar Hydraulic Mining Shovels – Model 6060FS, 6060, 6060AC- FS, 6050, 6050 FS, 6050 AC FS, 6040, 6040 FS, 6040 AC FS, 6030, 6030 FS, 6030 AC FS, 6018 FS, 6018 FS, 6018 AC FS, and BUCYRUS HEX Hydraulic Excavator Shovels Models RH40E, RH90C, RH120E, RH170B, RH200, RH340B, Commissioning of machines which includes filling of hydraulic oil, transmission gear boxes oil to manufacturer specification level, checking of hydraulic oil pressures in the various hydraulic systems circuit with electro-mechanical pressure guage or tetra gauge, monitoring of hydraulic oil pressures and machine status with CAT Electronic Technician (ET)

Monitoring the performances of all subordinates and ensures that maintenance works are being carried out in accordance with laid down procedures and best practices.

Increase reliability and availability of plant equipment through effective management of resources.

Ensuring fleet availability is maximized at all times & input ideas to implement policies for preventative maintenance and continuous improvement.

Maintaining continuous communication with other supervisors to enable quick response to complaints on equipment/ machinery thus minimizing breakdowns periods.

Supervising and training a team of mechanical crews (Newly employed artisans)

Review and evaluate effectiveness of succession planning interventions and report same on monthly basis to the Maintenance Superintendent

Coordinating the work group to implement and adhere to best practice standards and ensuring that all company quality assurance and legal requirements are adhered to

Formulating plans and allocates required manpower for all maintenance related works and maintains smooth and continuous operation within the section.

Training of maintenance personnel (Hydraulics, mechanical and basic electrical).

Using Electronic Technician in Troubleshooting, calibrations, changing of configuration and checking of active code etc. on all Caterpillar equipment in the workshop and pit

Attends to all types of mechanical, electrical, hydraulic repairs, general maintenance and emergency breakdowns on equipment

Responsible for any mechanical problem arising during installing and upgrading on particular equipment.

Ensuring the department is adequately staffed to achieve objectives, and that technicians are aware of procedures for using new products and equipment

Interact with purchasing and stores to ensure that parts, supplies and resources are available to accomplish work assignment within in a timely manner.

Orders and purchases all equipment, tools and supplies associated with the mechanical trades

Teaches and enforces safety regulations.

Facilitates the orientation of new team members in collaboration with the Workshop Supervisor by familiarizing them with work surroundings, explaining work hours, procedures, use of equipment and job expectations and ensure that new team members understand their respective duties.

Facilitate the training and development of team members in the department, by providing feedback and coaching to support improvements in their job performance.

Examine equipment to determine extent of damage or malfunctions

Monitoring workflow to anticipate impact of delays due to team members being absent for leaves, holidays or sickness.

Duties as a Heavy Duty Mechanical Service Technician:

Use Caterpillar Electronic Technician (E.T.) for diagnosing, troubleshooting, calibration, repairs, changing of configuration and checking of active code, etc., on all Caterpillar machines. After connecting the ET to the machine’s communication port, I put on the ignition, and then check the active code, logged code and status (temperature sensors, pressure sensors, speed sensors of the machine). Upon finding defective parts, they are replaced with new ones.

I carry out visual inspection of the major components on the machine for cracks, leakages and wear.

Carry out general mechanical and electrical duties including maintenance, repairs and fault diagnosis work on Sandvik drill rigs

Cleaning of major machine components such as front suspensions, axles, cab extensions, air tanks

assembling major components such as cab, air tank, axles, propeller shaft, and torque of major components, and assemble of dozers and wheel loaders which includes inspection of machine parts and assemble of blade, ripper, shank, cab, axles, rollover protectors and torque of all bolts on major and minor components

Changing of defective parts on industrial engines, (turbo chargers, crank shaft seals, engine block inspection cover seals, radiator core seals, exhaust manifold seals, oil coolers, carry out valve adjustment using feeler gauge and turning tool, set injectors with injector setting tool)

Carry out PM service on generators sets, remove and couple armature, do valve adjustments

Drill Rigs (all rigs using caterpillar engines), do engine change outs, commissioning of new and remanufactured engines, carry out injector change outs, change E- trim codes and injector cut-out test

Motor Graders, Back hoe Loaders and different range of CAT Trucks, which includes changing of down rollers, cutting edges, changing of tracks, and idlers and caring out preventive maintenance (pm) which includes changing of fuel, hydraulic oil, transmission oil filters and fuel and water separator

Major Component Change out, which includes the following components: transmissions gear box, CAT ACERT Engines (C-9, C9,C10, C15, C18, C25, C32,C175, 3512C,3512B, 3512C, 3516B&C, 3508B, 3306, 3516 engines and other ACERT Caterpillar engines etc), Undercarriage- Sprocket, Final drives, Rollers, Track chain, Car body, Travels motors, Super structure, Uppercarriage attachments -Boom, boom cylinders, Stick cylinders, Bucket cylinder, Bucket, Toggle – link and Banana Links, and loosing of transmission mounting bolts, lifting of transmission from its compartment with a crane. Engine removal and replacement includes the following: removal of radiator, removal of engine mounting bolts, removal of hydraulic hoses and air filters, then the engine is lifted out of its compartment and mounted on an engine stand. Pipes and fittings and other transferrable components are transferred to the new engine as it is installed. All oils are refilled to the manufacturers specifications, all hoses, electrical cables and other attachments are reconnected. Engine is started, and ET is connected to check for any active code while engine is being monitored for any leakage of oil or coolant.

Mid-Life Repairs which includes: changing of turbo chargers, changing of cylinder heads, changing of water pumps, checking valves clearances with a feeler gauge and adjusting MEU injectors, changing of thermostats, changing of fan belts, changing of HEUI injectors and HEUI pump

Repair of all drilling machines (OEM) that are using CAT engines, and PM service which includes changing of engine oil, changing of air cleaners and fuel filters on Pantera and Atlas Copco drilling machines, checking pressures on various hydraulic compartments on the drill rig using tetra gauge and Electronic Technician (ET), reading of Service Information System (SIS) which includes taking of specifications for troubleshooting and rectification of faults on various caterpillar machines and for finding torque specifications for bolts and nuts, reading of hydraulic diagrams and electrical schematics.

April, 2008-October, 2010 Mantrac Ghana Limited

(Sole Authorized Caterpillar & Terex /O&K –Bucyrus Hydraulic Excavator Dealer in Ghana)

Position Field Service Technician (O & K Specialist)

Responsibilities Include:

Leading the recoverable working team to achieve high quality results through effective team cohesion

Assembling of all new CATERPILLAR HMS Hydraulic Mining Shovels (6015, 6015 FS, 6018, 6018 FS, 6030, 6030 FS 6040, 6040 FS, 6050, 6050 FS, 6050 AC FS, 6060, 6060 FS, 6060 AC FS and TEREX O&K-BUCYRUS HEX Hydraulic Excavator shovel (RH40 E, RH90 C, RH120 E, RH170 B, RH200, RH340 B which includes fleet inspection, troubleshooting, fault findings, diagnoses and inspection of parts in packaging case

Work towards increasing customer satisfaction through ensuring quality assembly, maintenance repairs and accurate fault diagnose while working in a safe, clean and efficient manner.

Listened and discussed complaints of the clients and provided them with solutions – Discussed the faulty conditions with clients and explained the problem to them.

Replacement of defective components on new machines (under warranty, which includes air starter motors, transmission control valves, implement control valves, O-ring seals, and taking of oil samples for scheduled oil sampling analysis [SOS])

Test drive all new machines and submit daily reports on machine condition to the customer and the service manager

Support our customers during the commissioning of rebuilt or new equipment to ensure that it will achieve optimal reliability and availability targets

Provide information and explain part book and service manuals to the customer

In cases where the machine is still under warranty, I investigate damages and abuse of machines at the customer’s work site.

Use Caterpillar Electronic Technician (E.T.) for diagnosing, troubleshooting, calibration, repairs, changing of configuration and checking of active code, etc., on all Caterpillar machines. After connecting the ET to the machine’s communication port, I put on the ignition, and then check the active code, logged code and status (temperature sensors, pressure sensors, speed sensors of the machine). Upon finding defective parts, they are replaced with new ones.

I carry out visual inspection of the major components on the machine for cracks, leakages and wear.

Assembling of all new CATERPILLAR HMS Hydraulic Mining Shovels (6015, 6015 FS, 6018, 6018 FS, 6030, 6030 FS 6040, 6040 FS, 6050, 6050 FS, 6050 AC FS, 6060, 6060 FS, 6060 AC FS and TEREX O&K-BUCYRUS HEX Hydraulic Excavator shovel (RH40 E, RH90 C, RH120 E, RH170 B, RH200 which includes fleet inspection, troubleshooting, fault findings, diagnoses and inspection of parts in packaging case

Cleaning of major machine components such as front suspensions, axles, cab extensions, air tanks

assembling major components such as cab, air tank, axles, propeller shaft, and torque of major components, and assemble of dozers and wheel loaders which includes inspection of machine parts and assemble of blade, ripper, shank, cab, axles, rollover protectors and torque of all bolts on major and minor components

Changing of defective parts on industrial engines, (turbo chargers, crank shaft seals, engine block inspection cover seals, radiator core seals, exhaust manifold seals, oil coolers, carry out valve adjustment using feeler gauge and turning tool, set injectors with injector setting tool)

Carry out PM service on generators sets, remove and couple armature, do valve adjustments

Drill Rigs (all rigs using caterpillar engines), do engine change outs, commissioning of new and remanufactured engines, carry out injector change outs, change E- trim codes and injector cut-out test

Motor Graders, Back hoe Loaders and different range of CAT Trucks, which includes changing of down rollers, cutting edges, changing of tracks, and idlers and caring out preventive maintenance (pm) which includes changing of fuel, hydraulic oil, transmission oil filters and fuel and water separator

Major Component Change out, which includes the following components: transmissions, torque convertors,CAT ACERT Engines (C7C-9, C9,C10, C15, C18, C27, C32, 3512C,3512B 3508B, 3306, 3516 engines and other ACERT Caterpillar engines), wheel stations on wheel dozers and other machines. For example, component change out of transmissions requires: draining of hydraulic and transmission oil, removal of hydraulic and transmission hoses, loosing of transmission mounting bolts, lifting of transmission from its compartment with a Hiab Truck. Engine removal and replacement includes the following: removal of radiator, removal of engine mounting bolts, removal of hydraulic hoses and air filters, then the engine is lifted out of its compartment and mounted on an engine stand. Pipes and fittings and other transferrable components are transferred to the new engine as it is installed. All oils are refilled to the manufacturers specifications, all hoses, electrical cables and other attachments are reconnected. Engine is started, and ET is connected to check for any active code while engine is being monitored for any leakage of oil or coolant.

Mid-Life Repairs which includes: changing of turbo chargers, changing of cylinder heads, changing of water pumps, checking valves clearances with a feeler gauge and adjusting MEU injectors, changing of thermostats, changing of fan belts, changing of HEUI injectors and HEUI pump

Repair of all drilling machines (OEM) that are using CAT engines, and PM service which includes changing of engine oil, changing of air cleaners and fuel filters on Pantera and Atlas Copco drilling machines, checking pressures on various hydraulic compartments on the drill rig using tatra gauge and Electronic Technician (ET), reading of Service Information System (SIS) which includes taking of specifications for troubleshooting and rectification of faults on various caterpillar machines and for finding torque specifications for bolts and nuts, reading of hydraulic diagrams and electrical schematics.

Writing of service reports on commissioning, inspection, and repairs of machines.

Dec. 2006 – Feb 2008. African Mining Services (AMS)

Position Field Service Technician/Trainer

(Liebherr, Caterpillar Equipment)

Responsibilities Include:

Repair, troubleshoot, adjust, overhaul and maintain mobile heavy-duty equipment used in the mine

Diagnose and complete repairs on all company equipment (Excavators, Graders, Dump trucks, Loaders, Dozers, etc.)

Confer with workshop supervisor regarding all repairs and the extent of repairs necessary

Order material/parts required to complete repairs

Ensures that repairs remain inside budget requirement

Ensuring all work is completed in a safe manner

Adjust equipment and repair or replace defective parts, components or systems, using hand and power tools

Troubleshoots malfunctions in the equipment and repair

Diagnoses problems, disassembles units, repairs or replaces parts, and reassembles units in the following systems:

Personal Attributes and Skills

Effective communication, decision making and problem solving skills Capable of using Caterpillar Service Information System (SIS), Electronic Technician (ET) and experience with Computerized Maintenance Management System (CMMS)

Accurately diagnose fault with caterpillar equipment

Good knowledge of Excavators auto electrical maintenance systems

Able to work in a multi-cultured environment and a strong sense of integrity

Capable of working on compressors and boosters

Specialized knowledge to analyze and solve complex problems

Ability to establish and maintain working relationship with team members of diverse cultural regardless of race, religion, age, sex, or disability

Capable of imparting my skills and knowledge to other people without any difficulties

Quick to learn and adjust into changing circumstances

Computer literate in the following application MS Word, MS Excel & Internet Usage

Company Name: Benso Oil Palm Plantation- Ltd

Position: Maintenance Technician

Date: Nov,2000 to Dec. 2005

Responsibilities:

Efficient regional critical spares management by ensuring that critical spares are identified and available for all Africa operations

Compliance with all corporate and statutory SH&E requirements and standards

Designing and establishing projects of facilities and equipment; Prepare plans and implementation specifications indicating the materials used and the manufacturing methods

Calculates cost of hand lab or and materials, as well as other costs of manufacture, assembly, operation, maintenance and repair

Supervising the assembly, maintenance and repair facilities and mechanical equipment

Make sure that the work done is in accordance with the specifications and safety standards; collaborate in implementation of safety standards, Health, Hygiene and Environmental Protection; collaborate the implementation of quality standards defined in the Quality and Safety Manual

Comply with and enforce the orders, regulations, manuals and other internal guidelines or External issued superiorly

To provide Maintenance Engineering and logistics support for regional business

To ensure that preventative maintenance programs are in place and active

To make recommendations and apply corrective actions that improves regional plant and process productivity and reliability

Final Drive oil drained and refilled because there is no filtration system.

Taking of oil samples from the various components at every scheduled service hours and at each oil change for oil analysis to help detect problems before they lead to costly repairs and downtimes carried out coolant analysis test

Carried out backlog repairs (includes resealing or pumps, replace burst hoses, worn seals, damage to components, etc.

Professionals

First Aid Competency Certificate - St. John’s Ambulance, Ghana

Intensive Supervisory Skills Module 1 on Communication, Team work, Leadership Role, Delegation, Motivation by Capital Group and Goldfields Ghana Limited

Intensive Supervisory Skills Module 2 on Problem Solving, Decision Making, Planning, Prioritization, Goal & Objective setting by Capital Group and Goldfields Ghana Limited.

The practice of Supervision – Ghana Employees Association

Environmental Management Competency by Gold Fields Ghana Limited

The Practice of Supervision for team leaders on Personal discovery, Basic Management Principles, Supervisory Functions, Time Management, Teamwork, Effective Communication Skills by Capital Group and Goldfields Ghana Limited.

Supervisory Management and Leadership Training in Coaching Skills and Assertiveness Development Program, Certificate of Competency Gold Fields Academy

Critical Tax Analysis/Risk Assessments, Safety Certificate of competency by Gold Fields Academy.

Contamination Control tools used

Oil particle analyser

Ferrous debris analyser

Fluid recovery system

Kidney loop machine

Rear axle filter buggy

Vacuum extraction

Suction tube and dust cap

Refract meter

Courses Trained in

Cat Electronic Technician (Cat ET)

Service Information System (SIS)

Vital Information Monitoring System (VIMS, HIS, CTS)

Telescopic Boom Handler - Transvaal Training

Function, operation,maintenance and repaires of hydraulic shovel excavators.

Possible causes are:

Piston oil rings worn out. Solution is to open engine covers and take off cylinder head to get access to the pistons, remove pistons and replace oil rings.

Oil filters mounting seals and gasket worn out or hardened. Solution is to remove oil filter mounting and replace worn out seals and gasket.

Engine performance is low.

Check air filter and change if it is clogged.

Open engine covers and check valve clearance or for damaged components (valve spring, valves, valve seats, tappets), and repair or replace as necessary.

Ineffective breaking.

Check pressures on slag adjustor (front and rear) or main filter which supplies hydraulic oil to scavenge pump and the brakes, if not up to the

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