Husqvarna 330LK: faults, parts & manual

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Trimmers & brushcutters — Husqvarna

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Husqvarna

330LK

Petrol grass trimmer. Spare parts with Husqvarna’s own order codes, and the troubleshooting chapter of the operator’s manual.

Photograph: a grass trimmer. We hold no photograph of this exact machine, and we would rather say so than pass one off.
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What actually breaks

Open the problem that matches yours. Everything inside comes from the troubleshooting chapter of the operator’s manual Husqvarna publishes for this model — a 72-page document we read on 10 September 2026.

The engine does not start 15 lines

Husqvarna sets this out as a table with the columns “Check”, “Possible cause”, “Procedure”. We print the lines in the maker’s order.

  • Starter pawls.
  • The starter pawls cannot move freely.
  • Remove the starter cover and clean around the starter pawls.
  • Let an approved service agent help you.
  • Fuel tank.
  • Incorrect fuel type.
  • Drain the fuel tank and fill with correct fuel.
  • Spark plug.
  • The spark plug is dirty or wet.
  • Make sure that the spark plug is dry and clean.
  • The spark plug electrode gap is incorrect.
  • Clean the spark plug. Make sure that the electrode gap is correct. Make sure that the spark plug has a supressor.
  • Refer to technical data for correct electrode gap.
  • The spark plug is loose.
  • Tighten the spark plug.
The engine starts but stops again 6 lines

Husqvarna sets this out as a table with the columns “Check”, “Possible cause”, “Procedure”. We print the lines in the maker’s order.

  • Fuel tank.
  • Incorrect fuel type.
  • Empty the fuel tank and fill it with correct fuel.
  • Air filter.
  • The air filter is clogged.
  • Clean the air filter.

Why we quote instead of rewriting. The manual is laid out as a table. Read by machine, a PDF loses the boundaries between columns, and pairing a symptom with the wrong remedy would give you a page that is confidently wrong rather than obviously broken. So we keep the maker’s order and words, and tell you how the table is built. The manual itself is linked further down.

Parts & prices

Every code below is Husqvarna’s own, read from the maker’s parts pages for this exact model. The code is printed on the part itself — on a label, moulded into the plastic or stamped in the metal. Read it off the broken part and type it here to find it straight away.

HUB
594071602
🛒 Find this part
ADAPTER
598812603
🛒 Find this part
ADAPTER
598812601
🛒 Find this part
SPOOL
594072101
🛒 Find this part
SCREW
530015805
🛒 Find this part
DRIVER
594072301
🛒 Find this part
DRIVER
597733301
🛒 Find this part
DRIVER
594072201
🛒 Find this part
COMPRESSION SPRING
594071702
🛒 Find this part
KNOB
594071901
🛒 Find this part

We hold no photograph of the individual parts: Husqvarna does not publish them, and we would rather say so than show you the wrong picture. Prices are the maker’s United States list prices on the day we read them — an order of magnitude, not a quote. The buttons search shops in your own country, and those shops pay us a commission.

Where to buy

The search opens in your own country’s shop, in that shop’s language, with our tracking — the shop pays us a commission, you pay the same price.

TOOLS FOR THE JOB

Tools you’ll need

Chosen for this family, not a generic list. Prices and availability come from the shop in your country, with our tracking.

Specifications

Copied field for field from the manufacturer’s own product page on 10 September 2026, in the maker’s units. We do not convert them: a rounded conversion is how a torque figure quietly becomes wrong.

Output shaft power1 hp
Cylinder displacement1.7 cu.inch
Maximum rpm output shaft5,478 rpm
Fuel tank volume0.53 l
Cutting width20 in
Weight (excl. cutting equipment)12.85 lbs
Tube diameter0.945 in
Product size length72 in
Gear ratio1
Drive gear angle20 °
HarnessNot included
Saw bladeNot included
Trimmer headRapidReplace™
Grass bladeNot included
Equivalent vibration level (ahv, eq) front handle5.97 m/s²
Equivalent vibration level (ahv, eq) rear handle6.12 m/s²
Sound power level, guaranteed (LWA)116 dB(A)
Sound pressure level at operators ear96.1 dB(A)

Manuals & documents

We link the maker’s documents instead of re-hosting them, so you always open the version Husqvarna is publishing today.

THE SAME BENCH

Other machines in this family

Machines in the same family for which we also have the maker’s codes, prices and troubleshooting chapter. The whole family →

Swipe for more →
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WHERE THIS COMES FROM, AND WHAT WE ARE MISSING

Our sources

What is missing, said plainly. We hold no photograph of this exact machine, no repair times and no failure statistics — nobody publishes those honestly. Prices are Husqvarna’s United States list prices and will differ in your country. We are not a dealer: we do not stock parts, and the buttons search shops that pay us a commission.

TroubleAtlas Technical Team · Compiled from manufacturer documents read on 10 September 2026 · Last checked 26 September 2026 · How we verify

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