Positioning the 15 Series in John Deere’s Evolution
The John Deere 6715 belongs to the 15 Series, a transitional lineup that bridged the gap between the earlier 10 Series and the later 20 Series tractors. Produced in the early 2000s, the 6715 was designed for mid-range agricultural tasks, offering a balance of power, frame strength, and operator comfort. It was part of Deere’s strategy to modernize its utility tractor offerings without fully committing to the electronic systems that would dominate later models.
Compared to the 20 Series, the 15 Series tractors like the 6615 and 6715 featured a heavier frame and more robust hydraulic systems, making them better suited for loader work, hay operations, and light tillage. While the 20 Series introduced more refined cab ergonomics and emissions updates, the 15 Series retained mechanical simplicity that appealed to farmers who preferred hands-on maintenance and fewer electronic dependencies.
Engine and Performance Characteristics
The 6715 was powered by a 6.8-liter John Deere PowerTech engine, delivering approximately 115–120 horsepower. This inline six-cylinder diesel engine was naturally aspirated or turbocharged depending on configuration, and it featured mechanical fuel injection—an increasingly rare trait as electronic fuel systems became standard.
Key performance specs included:

• PTO horsepower: ~100 hp
  
• Hydraulic flow: ~21 gpm (open center system)
  
• Lift capacity: ~5,000–6,000 lbs at the 3-point hitch
  
• Transmission options: PowerQuad and SyncroPlus
  

• SyncroPlus: Manual transmission with synchronized gears but no power shifting
  
• AutoQuad: More advanced, offering automatic gear changes and additional speeds per range
  

• Use high-quality hydraulic fluid compatible with Deere’s open-center system
  
• Inspect transmission linkage and reverser lever annually
  
• Replace fuel filters every 250 hours to protect the mechanical injection pump
  
• Monitor PTO shaft wear, especially if using heavy implements
  
• Consider upgrading to LED work lights for improved visibility
  

Selecting the appropriate man lift is crucial for ensuring safety and efficiency in tasks that require working at heights. Understanding the various types of man lifts available, their specific applications, and safety standards can help in making an informed decision.
Types of Man Lifts

1. Scissor Lifts
   

1. Boom Lifts
   

• Articulating Boom Lifts: These have joints that enable the arm to bend, providing access around obstacles. They are suitable for tasks like tree trimming and building maintenance.
  
• Telescopic Boom Lifts: Also known as straight boom lifts, these have a single, extendable arm that provides a direct reach. They are ideal for tasks requiring a high, straight reach.
  

1. Vertical Mast Lifts
   

• Height and Reach Requirements: Determine the maximum height you need to reach and the horizontal distance required. Boom lifts offer greater reach, while scissor lifts provide stable vertical elevation.
  
• Terrain: Assess the ground conditions where the lift will be used. Rough terrain scissor lifts and all-terrain boom lifts are designed for uneven surfaces.
  
• Space Constraints: Consider the available space for maneuvering the lift. Vertical mast lifts are ideal for narrow aisles and confined spaces.
  
• Load Capacity: Ensure the lift can safely support the weight of the workers and equipment. Different lifts have varying load capacities.
  

Skid steer loaders are widely used in agriculture, construction, landscaping, and other industries due to their versatile performance and compact design. Like all heavy machinery, skid steers can encounter mechanical, hydraulic, electrical, and operational problems over time. Understanding these common issues and how to address them helps operators maintain equipment reliability and avoid costly downtime.
Hydraulic Problems
The hydraulic system is often the most vulnerable part of skid steers. Common issues include fluid leaks, overheating, and low pressure. These typically result from worn seals, cracked hoses, clogged filters, or hydraulic component wear.
Recommended actions:

• Regularly check hydraulic fluid levels and top up as necessary.
  
• Inspect hoses and seals for leaks and replace damaged parts promptly.
  
• Clean or replace hydraulic filters to prevent fluid contamination.
  
• Monitor system temperature and pressure to detect early signs of failure.
  

• Ensure battery health and clean wiring terminals.
  
• Check fuel lines for blockages or leaks and verify fuel quality.
  
• Inspect ignition switches and wiring integrity.
  

• Examine drive belts for wear and adjust or replace as needed.
  
• Check track or tire condition and assure correct tension.
  
• Repair any hydrostatic system leaks or faulty components.
  

• Clean radiators and heat exchangers regularly to ensure airflow.
  
• Maintain proper coolant levels and replace aged coolant.
  
• Test thermostats and replace if defective.
  

• Inspect and replace worn control linkages.
  
• Verify hydraulic lines and cylinders affecting steering.
  
• Address sensor or switch faults impacting control accuracy.
  

• Verify hydraulic connections for leaks and proper fit.
  
• Inspect and lubricate pins, bushings, and moving parts.
  

• Check tire pressure regularly and adjust for load.
  
• Inspect tread wear and replace worn tires or tracks.
  
• Rotate tires or tracks to promote even wear.
  

• Educate operators on proper usage guidelines.
  
• Avoid exceeding machine specifications or using improper attachments.
  

Acquiring a used track skid steer can be a strategic investment for businesses in construction, landscaping, and agriculture. However, the upfront cost can be substantial, making financing an attractive option. Understanding the various financing avenues available is crucial to making an informed decision.
Understanding Track Skid Steers
Track skid steers, also known as compact track loaders, are versatile machines equipped with rubber tracks instead of wheels. This design provides enhanced traction and stability, especially on soft or uneven terrain. They are commonly used for tasks such as grading, excavation, and material handling. Brands like Bobcat, Caterpillar, and John Deere are prominent manufacturers in this category.
Financing Options Available

1. Manufacturer Financing Programs
   

1. Third-Party Lenders
   

1. Dealership Financing
   

1. Leasing Options
   

• Interest Rates: Compare rates across different lenders to ensure competitive terms.
  
• Loan Terms: Evaluate the length of the loan and monthly payment amounts to ensure they align with your budget.
  
• Down Payment: Determine the required down payment and how it affects the overall loan amount.
  
• Credit Requirements: Understand the credit score requirements and how they impact your eligibility and interest rates.
  
• Additional Costs: Be aware of any additional fees, such as origination fees or prepayment penalties.
  

• Maintain a Good Credit Score: A higher credit score can help secure better financing terms.
  
• Prepare Financial Documents: Have necessary documents like tax returns, financial statements, and proof of income ready.
  
• Shop Around: Obtain quotes from multiple lenders to find the best deal.
  
• Understand the Terms: Read all terms and conditions carefully before committing to a financing agreement.
  

Why Glove Selection Matters in Heavy Equipment Work
In the world of heavy equipment maintenance, gloves are more than just a barrier—they’re a frontline defense against chemical exposure, skin irritation, and long-term health risks. Mechanics, plant operators, and field technicians routinely handle petroleum-based fluids, solvents, hydraulic oils, and degreasers. Prolonged contact with these substances can lead to dermatitis, chemical burns, and even systemic toxicity through dermal absorption.
A well-chosen glove must balance chemical resistance, dexterity, durability, and comfort. The wrong glove—whether it’s too thin, poorly sealed, or incompatible with the chemicals in use—can fail within minutes, leaving hands exposed and productivity compromised.
Understanding Glove Materials and Their Properties
There are several common glove materials used in industrial settings, each with distinct strengths and weaknesses:

• Nitrile: A synthetic rubber known for resistance to oils, fuels, and many solvents. It offers good puncture resistance and is latex-free, making it suitable for those with allergies. Nitrile gloves are available in various thicknesses, typically measured in mils (1 mil = 0.001 inch). A 6–8 mil glove is considered heavy-duty for mechanical work.
  
• Latex: Natural rubber with excellent elasticity and tactile sensitivity. While effective against biological hazards, latex degrades quickly when exposed to petroleum products and many industrial chemicals.
  
• Neoprene: Offers good chemical resistance and flexibility. Often used in reusable gloves for handling acids and caustics.
  
• PVC (Polyvinyl Chloride): Resistant to water and some chemicals but lacks flexibility and puncture resistance. Common in coated work gloves.
  
• Butyl and Viton: High-end materials used in specialized chemical-resistant gloves. These are expensive and typically reserved for hazardous chemical handling.
  

• Thickness: Heavier gloves (6–10 mil) offer better durability but reduce dexterity. Lighter gloves (3–5 mil) are more tactile but prone to tearing.
  
• Grip Texture: Raised diamond or micro-roughened surfaces improve grip on oily tools and components.
  
• Cuff Length: Extended cuffs protect wrists and forearms from splashes, especially when working under vehicles or in confined spaces.
  
• Powder-Free vs. Powdered: Powder-free gloves are preferred in mechanical environments to avoid contamination and residue on parts.
  
• Color Coding: Some shops use color-coded gloves to distinguish between tasks—e.g., black for oil work, green for chemical handling, blue for general use.
  

• Ansell: Founded in Australia in 1893, now a global leader in protective solutions. Their Microflex and AlphaTec lines are widely used in automotive and chemical industries.
  
• SHOWA: A Japanese company known for innovation in glove coatings and biodegradable nitrile options.
  
• Kimberly-Clark: Offers the Kleenguard series, popular in manufacturing and maintenance environments.
  
• Mechanix Wear: While known for impact-resistant gloves, they also produce oil-resistant variants for shop use.
  

• Store gloves in a cool, dry place away from direct sunlight and ozone sources
  
• Inspect gloves before use for pinholes or degradation
  
• Change gloves immediately after exposure to aggressive chemicals
  
• Use barrier creams or hand sanitizers that don’t degrade glove material
  
• Dispose of contaminated gloves in accordance with local hazardous waste protocols
  

The Genie S-6005, equipped with the Duetz turbocharged diesel engine, is a powerful rough-terrain aerial work platform known for its high performance and reliability. However, users sometimes encounter engine tone changes and shutdown issues after running the machine for extended periods.
Problem Description
After operating the machine for a while, the engine tone changes noticeably, and the operator is unable to shut down the engine using the normal controls. This condition can cause significant safety concerns as it prevents proper shutdown, potentially leading to overheating or overexertion of components.
Possible Causes

• Engine Overheating or Stress: Prolonged operation, especially under heavy load or high ambient temperatures, can cause turbocharged engines to change tone due to increased exhaust temperatures or turbo lag.
  
• Faulty Engine Control Module (ECM): Malfunctioning engine control electronics may cause irregular engine sounds and failure to respond to shutdown commands.
  
• Fuel System Issues: Problems like fuel pump failure or injector malfunctions can cause erratic combustion and changes in engine sound.
  
• Turbocharger Problems: Worn bearings or oil supply issues in the turbo could affect engine performance and tone.
  
• Throttle or Idle Control Malfunction: If the throttle control or idle speed controls are stuck or faulty, they might prevent the engine from slowing down or turning off.
  
• Electrical or Wiring Faults: Wiring faults to the shutdown solenoid or external controls may cause the engine to ignore shutdown inputs.
  

• Inspect error codes using the Genie’s diagnostic tools to pinpoint control system faults.
  
• Check engine oil levels, coolant temperatures, and turbocharger condition.
  
• Test the fuel system components, including pumps, injectors, and filters.
  
• Examine wiring and connections related to the shutdown system.
  
• Verify throttle and idle controls for proper function and adjust or replace if necessary.
  

• Regularly service the turbocharged engine including oil and filter changes, tune-ups, and calibration.
  
• Maintain the cooling system ensuring radiator and intercooler cleanliness.
  
• Use genuine Duetz-approved parts for repairs and replacements.
  
• Follow manufacturer restart and shutdown procedures to avoid control system faults.
  

In recent years, professionals across various trades have expressed growing concerns over the escalating prices of tools. What was once a manageable expense has now become a significant financial burden for many. This article delves into the factors contributing to the surge in tool prices, the implications for workers, and strategies to navigate this challenging landscape.
Factors Driving Up Tool Prices
Several elements have converged to increase the cost of tools:

• Material Costs: The prices of raw materials like steel and aluminum have risen, directly impacting manufacturing costs.
  
• Supply Chain Disruptions: Global events, such as the COVID-19 pandemic, have led to delays and shortages, further inflating prices.
  
• Brand Premiums: Renowned brands often command higher prices due to perceived quality and durability, but this can sometimes be disproportionate to the actual value offered.
  

• Financial Strain: Young apprentices and entry-level workers, in particular, find it challenging to afford the necessary tools to begin their careers.
  
• Access to Quality Equipment: The high cost of premium tools can limit access to quality equipment, potentially affecting work efficiency and safety.
  

• Prioritize Essential Tools: Focus on acquiring the most frequently used tools first, ensuring they are of good quality without overspending.
  
• Consider Used Tools: Purchasing second-hand tools from reputable sources can offer significant savings.
  
• Leverage Discounts and Sales: Keep an eye out for promotions, bulk purchase discounts, and seasonal sales to reduce costs.
  
• Tool Sharing Programs: Some communities and organizations offer tool libraries or sharing programs, allowing access to expensive equipment without the full financial commitment.
  

The Legacy of the John Deere 640
The John Deere 640 skidder, introduced in the late 1970s and refined through the early 1980s, was part of Deere’s push to dominate the forestry equipment market. Built for rugged logging operations, the 640 featured articulated steering, heavy-duty axles, and a torque converter transmission designed for steep terrain and variable loads. Deere & Company, founded in 1837, had already established itself as a leader in agricultural machinery, and by the 1980s, its forestry division was gaining traction across North America.
The 640 series was particularly popular in the Appalachian and Pacific Northwest regions, where its balance of power and maneuverability made it ideal for selective logging and skid trail work. Though exact sales figures are unavailable, the model remains a staple in used equipment markets and is still in operation in many independent logging outfits.
Symptoms of Sudden Transmission Loss
A common issue reported with aging 640 skidders is the sudden loss of all gears—forward and reverse—despite the machine previously operating without fault. In such cases, the operator may notice:

• A slight jerk when engaging gear, followed by no movement
  
• Normal engine operation and hydraulic function
  
• No fault codes or warning lights (on models without electronic diagnostics)
  
• Fluid levels and filters appearing normal
  

• Torque Converter: Transfers engine power to the transmission input shaft using hydraulic fluid. Failure here can cause sluggish or no movement.
  
• Clutch Packs (C1, C2, etc.): Engage specific gear sets. If pressure is lost or valves stick, gear engagement fails.
  
• Inching Pedal Linkage: Allows fine control during loading. A sheared roll pin or misadjusted linkage can prevent clutch pack engagement.
  
• Transmission Control Valve: Directs pressurized fluid to clutch packs. Internal sticking or valve wear can block flow.
  
• Pressure Relief and Test Ports: Allow technicians to measure hydraulic pressure at key points. Normal operating pressure should be 175–185 psi.
  

• Ensure brake is off and clutch pedal is released
  
• Connect a calibrated pressure gauge to the clutch test port
  
• Cycle through gear positions while monitoring pressure
  
• Compare readings to expected values (175–185 psi)
  

• Inspect inching pedal linkage monthly for wear or play
  
• Replace hydraulic fluid and filters at recommended intervals
  
• Test clutch valve pressure annually or after prolonged storage
  
• Keep spare roll pins and linkage components on hand
  
• Train operators to avoid excessive inching pedal use during travel
  

Ford's entry into the skid steer loader market during the 1960s marked a significant development in compact construction machinery. These early models, characterized by their distinctive design and functionality, laid the foundation for the modern skid steer loaders we recognize today. Accurately identifying the model of these vintage machines is crucial for sourcing parts, maintenance, and restoration.
Historical Context of Ford Skid Steer Loaders
In the mid-20th century, the demand for versatile and compact construction equipment led to the emergence of skid steer loaders. Ford, a prominent name in the automotive and agricultural machinery sectors, introduced its line of skid steer loaders to meet this demand. These machines were designed for maneuverability and efficiency, making them ideal for tasks in confined spaces. Over the years, Ford's skid steer models evolved, incorporating advancements in hydraulics, engine technology, and operator comfort.
Common Ford Skid Steer Models from the 1960s
Several Ford skid steer models were introduced during the 1960s, each with unique features and specifications:

• Ford 340: A compact model known for its agility and suitability for light to medium-duty tasks.
  
• Ford 370: Offered increased lifting capacity and was equipped with more powerful engines compared to the 340.
  
• Ford CL Series (e.g., CL20, CL30, CL40): Part of Ford's compact loader series, these models were designed for enhanced performance and versatility.
  

1. Locate the Serial Number Plate: This plate is typically found on the frame or chassis of the machine. It contains vital information, including the model number, serial number, and manufacturing details.
   
2. Examine Distinctive Features: Note the design elements such as the shape of the loader arms, the configuration of the wheels or tracks, and the placement of the engine. These characteristics can provide clues about the specific model.
   
3. Consult Historical Records: Refer to Ford's historical product catalogs or manuals from the 1960s. These documents often contain detailed specifications and images that can aid in model identification.
   

• Wear and Tear: Over time, serial number plates can become worn or illegible, making it difficult to read the model information.
  
• Modifications: Previous owners may have made modifications to the machine, altering its original appearance and specifications.
  
• Lack of Documentation: Original manuals or service records may no longer be available, further complicating identification efforts.
  

• Online Forums and Communities: Websites dedicated to vintage machinery often have forums where enthusiasts and experts share information and advice.
  
• Restoration Groups: Groups focused on restoring classic Ford equipment may have members with extensive knowledge of older models.
  
• Professional Appraisers: Experts in vintage machinery can provide professional assessments and identifications.
  

Ford's entry into the skid steer loader market during the 1960s marked a significant development in compact construction machinery. These early models, characterized by their distinctive design and functionality, laid the foundation for the modern skid steer loaders we recognize today. Accurately identifying the model of these vintage machines is crucial for sourcing parts, maintenance, and restoration.
Historical Context of Ford Skid Steer Loaders
In the mid-20th century, the demand for versatile and compact construction equipment led to the emergence of skid steer loaders. Ford, a prominent name in the automotive and agricultural machinery sectors, introduced its line of skid steer loaders to meet this demand. These machines were designed for maneuverability and efficiency, making them ideal for tasks in confined spaces. Over the years, Ford's skid steer models evolved, incorporating advancements in hydraulics, engine technology, and operator comfort.
Common Ford Skid Steer Models from the 1960s
Several Ford skid steer models were introduced during the 1960s, each with unique features and specifications:

• Ford 340: A compact model known for its agility and suitability for light to medium-duty tasks.
  
• Ford 370: Offered increased lifting capacity and was equipped with more powerful engines compared to the 340.
  
• Ford CL Series (e.g., CL20, CL30, CL40): Part of Ford's compact loader series, these models were designed for enhanced performance and versatility.
  

1. Locate the Serial Number Plate: This plate is typically found on the frame or chassis of the machine. It contains vital information, including the model number, serial number, and manufacturing details.
   
2. Examine Distinctive Features: Note the design elements such as the shape of the loader arms, the configuration of the wheels or tracks, and the placement of the engine. These characteristics can provide clues about the specific model.
   
3. Consult Historical Records: Refer to Ford's historical product catalogs or manuals from the 1960s. These documents often contain detailed specifications and images that can aid in model identification.
   

• Wear and Tear: Over time, serial number plates can become worn or illegible, making it difficult to read the model information.
  
• Modifications: Previous owners may have made modifications to the machine, altering its original appearance and specifications.
  
• Lack of Documentation: Original manuals or service records may no longer be available, further complicating identification efforts.
  

• Online Forums and Communities: Websites dedicated to vintage machinery often have forums where enthusiasts and experts share information and advice.
  
• Restoration Groups: Groups focused on restoring classic Ford equipment may have members with extensive knowledge of older models.
  
• Professional Appraisers: Experts in vintage machinery can provide professional assessments and identifications.