The Husqvarna Z254 is a 54-inch zero-turn riding mower featuring a 26 HP Briggs & Stratton engine, Hydro-Gear EZT transmission, fabricated 11-gauge steel deck, dual-lever steering controls, adjustable cutting height (1.5-4.5 inches), electric PTO engagement, and a 3.5-gallon fuel tank. This shop manual provides detailed information for maintenance, troubleshooting, repair, and safety procedures. Below are key sections covering specifications, maintenance schedules, engine service, deck service, electrical system, troubleshooting, and parts diagrams.
Key components: 26 HP Briggs & Stratton Intek V-Twin engine, Hydro-Gear EZT transaxles, 54-inch fabricated steel deck, dual-lever steering, electric PTO clutch, 3.5-gallon fuel tank, 12V battery, and adjustable high-back seat.
| Feature | Description |
|---|---|
| Engine | 26 HP Briggs & Stratton Intek V-Twin, 724cc, OHV |
| Transmission | Hydro-Gear EZT, zero-turn, dual hydrostatic pumps |
| Cutting Width | 54 inches (137 cm) |
| Deck Material | 11-gauge fabricated steel |
| Cutting Height | 1.5 to 4.5 inches (adjustable in 0.5-inch increments) |
| Fuel Capacity | 3.5 gallons (13.2 L) |
| Battery | 12V, 230 CCA |
| Steering | Dual-lever control, lap bar style |
| PTO Engagement | Electric clutch, dash switch |
| Max Speed | Approx. 6.5 mph forward, 3 mph reverse |
Always follow safety guidelines to prevent injury or damage.
WARNING! Engine and components become hot during operation; allow to cool before servicing. Avoid contact with rotating blades.
Regular maintenance ensures optimal performance and longevity.
CAUTION! Use only recommended fluids and parts. Refer to engine manual for specific engine maintenance.
Deck removal: Lower deck, disconnect PTO belt, remove front and rear hanger pins.
Blade Sharpening: Remove blades (5/8-inch wrench); sharpen at 25-degree angle; balance before reinstalling.
Belt Replacement: Deck drive belt part #532404052; PTO belt part #532404053. Adjust belt tension per manual.
Spindle Service: Grease fittings every 25 hours; replace bearings if noisy or loose.
Deck Leveling: Adjust front and rear hangers to ensure even cut (measure blade tip height).
Hydro-Gear EZT transaxles: No regular fluid change required under normal use. Check for leaks.
Tip: If mower pulls to one side, check control linkage adjustment and tire pressure.
12V system with key start, electric PTO, and safety interlock.
WARNING! Disconnect battery before servicing electrical components to prevent short circuits.
Steering Controls: Adjust neutral position via turnbuckles on control rods.
Cutting Height: Adjust via deck lift lever; verify with gauge wheels.
Seat: Adjust forward/backward for operator comfort and proper switch engagement.
Parking Brake: Ensure holds on incline; adjust cable if needed.
Throttle/Choke: Cable adjustment for smooth operation.
| Symptom | Possible Cause | Corrective Action |
|---|---|---|
| Engine won't start | Battery, fuel, spark | Check battery charge; verify fuel flow; inspect spark plug. |
| Uneven cutting | Deck level, dull blades | Level deck; sharpen or replace blades; check tire pressure. |
| Loss of power | Clogged air filter, old fuel | Replace air filter; drain old fuel; check throttle linkage. |
| Vibration | Unbalanced blade, debris | Balance or replace blade; clean deck underside. |
| Hydrostatic drive issues | Low fluid, belt tension | Check fluid level; adjust or replace drive belt. |
| PTO won't engage | Switch, clutch, fuse | Test switch and clutch; replace 20A fuse if blown. |
Reset: Disconnect battery for 5 minutes to reset electrical system if needed.
Refer to official Husqvarna parts diagrams for component identification and part numbers.
CAUTION! Use only genuine Husqvarna parts to maintain warranty and performance.
Husqvarna Z254 includes limited warranty: 3 years for residential use, 90 days commercial. Warranty covers defects in materials/workmanship; does not cover normal wear, misuse, or lack of maintenance. For support, visit www.husqvarna.com or contact 1-800-487-5962. Keep proof of purchase for warranty claims.