GTA 40 - Saw STIHL - Free user manual and instructions
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| Product Type | Battery-powered pruning saw |
| Brand | STIHL |
| Model | GTA 40 |
| Power Source | Lithium-ion battery (STIHL AK series) |
| Voltage | 36 V |
| Weight (without battery) | Approx. 1.6 kg |
| Bar Length | 15 cm (6 in) |
| Chain Pitch | 1/4 in |
| Chain Gauge | 0.043 in |
| Cutting Speed (no load) | Up to 13 m/s |
| Oil Capacity | 40 ml |
| Sound Pressure Level | 77 dB(A) |
| Vibration Level | 3.9 m/s² |
| Main Functions | Pruning, limbing, cutting small branches |
| Maintenance and Cleaning | Regularly clean bar groove and oil ports; sharpen chain; check tension |
| Safety Features | Chain brake, hand guard, safety switch, low vibration design |
| Spare Parts and Repairability | Replacement chains, bars, batteries, chargers available; serviceable by authorized dealers |
| General Information | Compact and lightweight; ideal for one-handed use in tree care |
Frequently Asked Questions - GTA 40 STIHL
How do I start the STIHL GTA 40?
First, insert a charged battery into the handle. Then press and hold the safety switch (on the back of the handle) while squeezing the trigger. Release the safety switch once the chain starts. Always ensure the chain brake is disengaged before starting.
What type of battery does the GTA 40 use?
The GTA 40 uses STIHL AK series lithium-ion batteries, typically 36 V. Compatible batteries include AK 10, AK 20, AK 30, and others. Always use genuine STIHL batteries for best performance and safety.
How do I adjust the chain tension?
Loosen the bar nuts slightly. Turn the tensioning screw (located on the side of the saw) clockwise to tighten the chain. The chain should fit snugly against the bar but still be able to be pulled around freely. Retighten the bar nuts.
When should I sharpen the chain?
Sharpen the chain when it becomes dull, indicated by sawdust instead of chips, or if you need to apply extra pressure to cut. A sharp chain cuts efficiently and reduces kickback risk. Use a STIHL sharpening file guide for best results.
Can I use the saw with one hand?
Yes, the GTA 40 is designed for one-handed operation. It is lightweight and has a comfortable grip. Always maintain a firm hold and be aware of kickback potential. Use both hands when possible for better control.
How do I clean the saw?
Remove the battery and chain bar. Clean the bar groove with the groove cleaning tool or a small screwdriver. Wipe debris from the chain and sprocket. Use a soft brush for the housing. Do not use water or solvent; wipe with a damp cloth only.
What is the chain brake for and how do I use it?
The chain brake is a safety feature that stops the chain instantly in case of kickback. It is activated by pushing the front hand guard forward. To release, pull the hand guard back toward the handle until it clicks.
How long does the battery last?
Battery runtime depends on load and battery capacity. With a fully charged AK 20 battery, you can expect around 10-15 minutes of continuous cutting under normal conditions. For longer work, use a high-capacity battery or have spares.
What maintenance is required after each use?
Clean the saw, inspect the chain for damage, check chain tension, lubricate the bar nose sprocket (if accessible) with STIHL bar oil, and recharge the battery. Store the saw in a dry place with the protective scabbard on.
Where can I find spare parts for the GTA 40?
Spare parts such as chains, bars, batteries, chargers, and filters are available from STIHL dealers or online authorized retailers. Always use genuine STIHL parts to ensure safety and compatibility.
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USER MANUAL GTA 40 STIHL
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Product information
Brand : STIHL
Model : GTA 40
Category : Saw