Stihl HT 70 HT 75 Instruction Manual

Stihl HT 70 HT 75 manual cover
Pages 98
Year 2003
Language(s)
English en
Spanish sp

Stihl HT 70 HT 75 Specification

The Stihl HT 70 and HT 75 are professional-grade pole pruners designed for efficient and precise cutting of high branches. Both models are equipped with robust two-stroke engines, providing reliable power and performance for demanding tasks. The HT 70 features a 2.2 hp engine, while the HT 75 boasts a slightly more powerful 2.4 hp engine, ensuring effective cutting even through dense foliage.

Both pole pruners have a telescoping shaft that extends to a maximum length of approximately 11.5 feet, allowing for an extended reach without compromising control or stability. The pruners incorporate a lightweight design, which minimizes operator fatigue during prolonged use. The HT 70 and HT 75 are equipped with a durable gearbox and a professional-grade cutting head, ensuring longevity and consistent performance under heavy workloads.

The models feature STIHL's proprietary anti-vibration technology, significantly reducing vibrations and enhancing user comfort. The ergonomic design includes a comfortable grip and easy-to-operate controls, making the tools user-friendly. Both pruners are also equipped with an automatic chain oiling system, ensuring optimal lubrication and reducing maintenance needs.

The HT 75 offers additional versatility with its adjustable harness system, providing better weight distribution and improved maneuverability. The quick-release couplings enable fast attachment and detachment of the cutting head, enhancing efficiency during field operations. Both models are designed with environmental considerations in mind, featuring reduced exhaust emissions that meet stringent industry standards. These pole pruners are ideal for professional landscapers and arborists seeking reliable, high-performance tools for trimming tasks at height.

Stihl HT 70 HT 75 F.A.Q.

What should I do if my Stihl HT 70 won't start?

If your Stihl HT 70 won't start, check the fuel mix ratio, ensure the spark plug is clean and functional, inspect the air filter, and make sure the carburetor is not clogged.

How do I properly maintain the chain on a Stihl HT 75?

Regularly sharpen the chain, maintain proper tension, clean the bar groove, and lubricate the chain to ensure optimal performance.

What is the correct fuel mix for a Stihl HT 70 pole pruner?

The correct fuel mix for a Stihl HT 70 is a 50:1 ratio of gasoline to two-stroke engine oil.

How can I troubleshoot a Stihl HT 75 that stalls during operation?

Check for blockages in the air filter, ensure the fuel is fresh and properly mixed, inspect the spark plug, and verify the carburetor is adjusted correctly.

Why is my Stihl HT 70 vibrating excessively?

Excessive vibration could be due to an unbalanced chain, worn sprocket, or loose components. Ensure everything is tightened and balanced properly.

How often should I replace the air filter on a Stihl HT 75?

Replace the air filter every 100 hours of operation or when it shows signs of wear or clogging.

What safety precautions should I take while using a Stihl HT 70?

Wear protective clothing, gloves, and eyewear. Maintain a safe distance from others and avoid using the tool above shoulder height.

How do I clean the carburetor on my Stihl HT 75?

Remove the carburetor, disassemble it, clean each part with carburetor cleaner, and reassemble carefully, ensuring all gaskets and seals are intact.

What are the signs of a dull chain on a Stihl HT 70?

Signs include sawdust instead of wood chips, the tool pulling to one side, and increased effort required during cutting.

How do I store my Stihl HT 75 for long periods?

Empty the fuel tank, clean the tool thoroughly, and store it in a dry place away from direct sunlight and humidity.