Husqvarna LC221A Parts Manual

The Husqvarna LC221A is a 21-inch walk-behind lawn mower featuring a Briggs & Stratton engine, 3-in-1 cutting system (mulch, bag, side discharge), adjustable cutting height, easy-start technology, and durable steel deck. This manual provides comprehensive parts identification, exploded diagrams, ordering information, and maintenance guidance to ensure proper assembly, operation, and longevity of your mower.

1. Introduction & Safety 2. Parts Identification 3. Exploded Views & Diagrams 4. Parts List & Ordering 5. Assembly Instructions 6. Maintenance & Replacement 7. Specifications 8. Warranty Information 9. Troubleshooting Guide 10. Contact & Support

Introduction & Safety

This parts manual is intended for owners and qualified service personnel. Always prioritize safety when performing assembly, maintenance, or parts replacement.

Safety SymbolMeaning
⚠️ WARNINGIndicates a potentially hazardous situation which, if not avoided, could result in serious injury or death.
⚠️ CAUTIONIndicates a potentially hazardous situation which, if not avoided, may result in minor or moderate injury or property damage.
ℹ️ NOTEIndicates important information for proper operation or maintenance.

WARNING! Always disconnect the spark plug wire before performing any maintenance or parts replacement to prevent accidental starting.

Parts Identification

Key components of the Husqvarna LC221A lawn mower.

Component GroupKey Parts
Deck & HousingSteel Deck, Deck Baffle, Discharge Chute, Mulching Plug, Bagging Attachment
Engine SystemBriggs & Stratton Engine, Air Filter, Oil Dipstick, Spark Plug, Fuel Cap
Cutting SystemBlade (P/N 532404204), Blade Adapter, Blade Bolt, Blade Washer
Drive & ControlsDrive Control Cable, Drive Belt (P/N 532197357), Height Adjustment Lever, Wheels
Handle & SafetyUpper/Lower Handle, Handle Knobs, Bail (Operator Presence Control) Cable

Exploded Views & Diagrams

Refer to the following diagrams for part location and relationship. Use the corresponding reference numbers in the Parts List.

  1. Deck Assembly: Shows blade, blade adapter, deck shell, and baffles.
  2. Engine Mounting: Illustrates engine installation points and isolators.
  3. Drive System: Details drive belt routing, idler pulleys, and control linkage.
  4. Handle & Controls: Exploded view of handle assembly, cables, and levers.
  5. Wheel & Height Adjustment: Shows wheel axles, brackets, and adjustment levers.

NOTE: Diagrams are representative. Always verify part numbers before ordering.

Parts List & Ordering

Assembly Instructions

For new mower assembly or major component replacement.

  1. Handle Attachment: Align upper and lower handle sections, secure with provided knobs and bolts.
  2. Bail Cable Connection: Route the operator presence control cable and connect to the engine brake lever.
  3. Wheel Installation: Slide wheels onto axles and secure with retaining clips or washers.
  4. Deck Attachments: Install bagger, mulching plug, or side discharge chute as desired.
  5. Final Check: Ensure all fasteners are tight and controls operate smoothly before use.

CAUTION! Do not operate the mower without the discharge chute or bag properly installed unless using the mulching plug.

Maintenance & Replacement

Regular maintenance part replacement schedule and procedures.

Blade Replacement:

  1. Disconnect spark plug.
  2. Tip mower on its side (air filter up).
  3. Use a block of wood to immobilize the blade.
  4. Remove the blade bolt, washer, and old blade.
  5. Install new blade with cutting edges toward the ground.
  6. Reassemble and torque blade bolt to specification (typically 35-40 ft-lbs).

Drive Belt Replacement: Refer to the drive system exploded diagram for routing. Release tension from idler pulley to remove and install new belt.

Specifications

Warranty Information

Husqvarna residential walk-behind mowers are typically covered by a limited warranty. The warranty period varies by region and component (e.g., deck, engine).

Engine Warranty: Covered separately by the engine manufacturer (Briggs & Stratton). Refer to the engine manual for details.

To Make a Warranty Claim: Contact the authorized Husqvarna dealer where the product was purchased. Have your proof of purchase and product serial number ready.

NOTE: Warranty does not cover parts damaged by misuse, lack of maintenance, or normal wear and tear (e.g., blades, belts, tires).

Troubleshooting Guide

SymptomPossible CauseCorrective Action / Part Needed
Mower vibrates excessivelyBent or unbalanced blade; loose blade adapterReplace blade (P/N 532404204); tighten or replace adapter.
Mower does not self-propelWorn or broken drive belt; faulty drive cableReplace drive belt (P/N 532197357); adjust or replace drive cable.
Engine runs poorly or won't startDirty air filter; old spark plug; stale fuelReplace air filter (P/N 532401467); replace spark plug; use fresh fuel.
Uneven cutting heightWheels not adjusted evenly; bent deckAdjust height levers on all wheels to same setting; inspect deck for damage.
Grass not discharging or baggingClogged deck; worn blade; full bagClean deck underside; sharpen or replace blade; empty bag.

Contact & Support

For genuine Husqvarna parts, technical support, and dealer location:

Always use genuine Husqvarna parts to ensure safety, performance, and warranty compliance.

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