The Husqvarna 41 is a professional-grade chainsaw designed for demanding forestry and arborist work. This service manual provides comprehensive information for maintenance, troubleshooting, and repair of the Husqvarna 41 chainsaw, including its engine, cutting system, safety features, and electrical components. Below are key sections covering safety, specifications, maintenance procedures, troubleshooting, and parts information.
Key components: 2-stroke engine, centrifugal air cleaning system, inertia-activated chain brake, side-mounted chain tensioner, combined choke/stop control, and anti-vibration system.
| Feature | Description |
|---|---|
| Engine Type | 2-stroke, single cylinder, air-cooled |
| Displacement | 41 cc |
| Power Output | 2.1 kW (2.8 hp) |
| Fuel Tank Capacity | 0.47 L |
| Oil Tank Capacity | 0.26 L |
| Guide Bar Length | Recommended 13" to 16" (33 cm to 40 cm) |
| Chain Pitch | 3/8" or .325" |
| Weight (without cutting equipment) | 4.7 kg (10.4 lbs) |
| Ignition System | Electronic, capacitor discharge (CDI) |
| Safety Features | Chain brake, throttle lockout, right hand guard |
Always wear appropriate personal protective equipment (PPE) including helmet, eye protection, hearing protection, gloves, chainsaw chaps, and sturdy boots.
WARNING! Failure to follow safety instructions can result in serious injury or death. This saw is for professional use only.
Access daily checks and service intervals via maintenance chart. Front Panel: Chain tension, chain sharpness, air filter, spark plug.
Daily/Before Use: Check chain tension and sharpness, check chain brake function, clean air filter, check fuel and oil levels.
Weekly/10 Hours: Clean cooling fins, check spark plug condition and gap, clean external surfaces, inspect guide bar for wear and damage.
Monthly/50 Hours: Clean fuel filter, check carburetor settings, inspect anti-vibration elements, check all nuts and bolts for tightness.
Annually/100 Hours: Replace fuel filter, clean carburetor and fuel tank, check clutch and sprocket, inspect ignition system (coil gap 0.3 mm).
Cylinder and Piston: Inspect for scoring. Compression should be min 140 psi (9.7 bar). Carburetor Adjustment: Factory settings: L=1 turn out, H=1 turn out, T=1 turn out. Fine-tune at operating temperature.
Tip: Always disconnect spark plug wire before performing any engine service.
Supports guide bars 13" to 16". Chain types: 3/8" LP or .325".
WARNING! Always wear cut-resistant gloves when handling chain. A dull chain increases risk of kickback.
Fuel System: Tank, filter, fuel lines, carburetor. Chain Oil System: Tank, pump, adjustable flow, oil channels in guide bar.
Spark Plug: Check, clean, gap, or replace. Ignition Module (CDI): Check for spark. Air gap between flywheel and coil: 0.3 mm (0.012"). Stop Switch: Test for continuity.
CAUTION! High voltage present. Do not touch spark plug wire while engine is running or cranking.
| Symptom | Possible Cause | Corrective Action |
|---|---|---|
| Engine will not start | No spark, flooded, fuel issue | Check spark plug, ignition. Use cold start procedure. Check fuel lines and filter. |
| Engine starts then dies | Carburetor adjustment, air leak | Adjust L and H screws. Check crankcase seals and intake manifold. |
| Loss of power | Clogged air filter, exhaust screen, poor compression | Clean/replace air filter. Clean spark arrestor screen. Check cylinder/piston. |
| Chain does not oil | Empty oil tank, clogged filter, faulty pump | Fill tank. Clean oil filter and bar oil channels. Check oil pump drive. |
| Excessive vibration | Loose components, worn AV mounts, unbalanced cutting equipment | Tighten all nuts/bolts. Replace anti-vibration buffers. Balance chain/bar. |
| Chain brake does not engage | Worn brake band, dirty mechanism | Inspect and replace brake band if worn. Clean around clutch and brake mechanism. |
Reset: For electronic issues, disconnect spark plug wire for 30 seconds to reset ignition module.
Service: For technical support, contact Husqvarna at 1-800-487-5962 or visit www.husqvarna.com/us.
Refer to official Husqvarna 41 IPL (Illustrated Parts List) for part numbers and assembly diagrams. Common replacement parts: Air filter (Part # 501 87 94-01), Spark Plug (Part # 501 84 42-01), Fuel Filter (Part # 501 84 71-01), Chain Brake Band (Part # 537 00 14-01).
Husqvarna 41 carries a commercial warranty; terms vary by region. Proof of purchase required. This manual is for reference only; always refer to the latest official documentation. Copyright © 2025 Husqvarna AB. All rights reserved. Husqvarna is a registered trademark of Husqvarna AB. For the latest manuals and updates, visit the Husqvarna official website.