Husqvarna 61 Chainsaw Parts Manual

The Husqvarna 61 is a professional-grade chainsaw known for its reliability and power. This parts manual provides detailed diagrams, part numbers, and descriptions for all components of the Husqvarna 61 chainsaw, including the engine assembly, cutting equipment, fuel system, ignition system, and housing. Below are key sections for identification, engine parts, cutting attachment parts, fuel system, ignition system, housing parts, and ordering information.

1. Model Identification & Specifications 2. Engine Assembly Parts 3. Cylinder & Piston Assembly 4. Carburetor & Fuel System Parts 5. Ignition System Parts 6. Cutting Attachment & Bar Parts 7. Chain & Sprocket Parts 8. Housing & Handle Parts 9. Starter Assembly Parts 10. Maintenance & Torque Specifications 11. Parts Ordering & Exploded Diagrams

Model Identification & Specifications

Identify your Husqvarna 61 using the serial number plate on the rear housing. Key specifications include engine displacement, power output, and recommended bar lengths.

SpecificationDescription
ModelHusqvarna 61
Engine Type2-stroke, single cylinder
Displacement61 cc (3.7 cu in)
Power OutputApprox. 3.7 kW (5.0 hp)
Fuel Tank Capacity0.55 L (18.6 fl oz)
Oil Tank Capacity0.26 L (8.8 fl oz)
Recommended Bar Length15" to 24" (38 cm to 61 cm)
Chain Pitch3/8" or .325"
Ignition SystemElectronic (SEM)
Weight (Powerhead)Approx. 6.2 kg (13.7 lbs)

Engine Assembly Parts

Complete breakdown of the crankcase, crankshaft, bearings, seals, and connecting rod assembly.

  1. Crankcase (Part #501 87 65-01): Main housing for engine components.
  2. Crankshaft (Part #501 59 13-01): Includes main bearings and seals.
  3. Connecting Rod (Part #501 59 14-01): Connects piston to crankshaft.
  4. Bearings & Seals: Crankcase bearings (Part #503 87 77-01) and crankshaft seals (Part #501 59 15-01).

WARNING! Engine disassembly requires specialized tools and knowledge. Incorrect assembly can cause severe damage or injury.

Cylinder & Piston Assembly

Parts list for the cylinder, piston, rings, wrist pin, and clips.

  1. Cylinder (Part #501 59 16-01): Includes cylinder fins and transfer ports.
  2. Piston (Part #501 59 17-01): 48mm diameter with two ring grooves.
  3. Piston Rings (Part #501 59 18-01): Set of two compression rings.
  4. Wrist Pin (Part #501 59 19-01) & Clips (Part #501 59 20-01): Secures piston to connecting rod.
  5. Cylinder Gasket (Part #501 59 21-01): Seals cylinder to crankcase.

CAUTION! Always match piston and cylinder as a set for optimal performance. Check for scoring or wear before reassembly.

Carburetor & Fuel System Parts

Ignition System Parts

Components for the SEM electronic ignition system.

Ignition Coil (Part #501 59 30-01): Includes spark plug wire and boot. Spark Plug: Champion RCJ7Y or equivalent (gap 0.5mm / 0.020"). Stop Switch: Wire and toggle assembly (Part #501 59 31-01). Flywheel & Fan: Includes key and nut (Part #501 59 32-01). Ignition Module: Mounts under flywheel (Part #501 59 33-01).

Cutting Attachment & Bar Parts

Parts for the guide bar mounting, tensioning, and lubrication system.

  1. Guide Bar: Husqvarna 24" (61cm) .325 pitch (Part #501 59 34-01).
  2. Bar Mounting Bolts & Nuts: Set (Part #501 59 35-01).
  3. Chain Tensioner Assembly: Includes screw, pin, and adjuster (Part #501 59 36-01).
  4. Clutch Cover (Spike): Right-hand side with spike (Part #501 59 37-01).
  5. Oil Pump: Manual or automatic (Part #501 59 38-01).
  6. Oil Lines: Supply line from tank to pump (Part #501 59 39-01).

Tip: Always use a sharp chain and properly tensioned guide bar to reduce wear on parts.

Chain & Sprocket Parts

Components for the drive system including clutch, drum, and chain.

  1. Drive Sprocket: Rim sprocket .325-7T (Part #501 59 40-01).
  2. Clutch Assembly: Centrifugal clutch with springs (Part #501 59 41-01).
  3. Clutch Drum: With bearing (Part #501 59 42-01).
  4. Chain: Husqvarna H30-72 (24" .325 .063 gauge) (Part #501 59 43-01).
  5. Chain Brake Band & Handle: Safety brake assembly (Part #501 59 44-01).
  6. Chain Catcher: Mounts inside clutch cover (Part #501 59 45-01).

WARNING! Always engage chain brake before inspecting or replacing chain/sprocket parts. Wear protective gloves.

Housing & Handle Parts

Parts for the rear handle, front handle, anti-vibration mounts, and housing covers.

Starter Assembly Parts

Components for the recoil starter system.

Starter Housing (Part #501 59 46-01): Includes pulley and spring. Starter Rope: 120cm length (Part #501 59 47-01). Starter Handle: Grip (Part #501 59 48-01). Rewind Spring: (Part #501 59 49-01). Pawl & Spring Set: Engages flywheel (Part #501 59 50-01).

Maintenance & Torque Specifications

Recommended service intervals and critical fastener torque values.

Fastener / ComponentTorque SpecificationNotes
Cylinder Base Nuts10-12 Nm (7.2-8.7 ft-lbs)Use crisscross pattern
Spark Plug25-30 Nm (18-22 ft-lbs)Do not overtighten
Clutch Nut35-40 Nm (25-29 ft-lbs)Left-hand thread
Flywheel Nut40-45 Nm (29-33 ft-lbs)Use holder tool
Guide Bar Mounting Nuts9-10 Nm (6.5-7.2 ft-lbs)Check frequently
Handle Mounting Bolts8-10 Nm (5.8-7.2 ft-lbs)Check anti-vibration mounts

CAUTION! Use a calibrated torque wrench. Incorrect torque can lead to part failure.

Parts Ordering & Exploded Diagrams

Reference exploded-view diagrams with callout numbers corresponding to part numbers. Contact authorized Husqvarna dealers for genuine parts.

Symptom / NeedReferenceAction
Identify a partExploded Diagram Fig. 1-12Match callout number to parts list.
Order a partGenuine Husqvarna Part #Provide full part number to dealer.
Verify compatibilityModel & Serial NumberConfirm saw model before ordering.
Assembly guidanceTechnical Service ManualRefer to full service manual for procedures.
Obsolete partsDealer NetworkCheck for superseded part numbers or kits.

Reset: N/A for parts manual.

Service & Support: Contact Husqvarna USA at 1-800-487-5952 or visit www.husqvarna.com/us.

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