Husqvarna Troubleshooting Guide for Your 650Rtt Tiller
Page 19

TROUBLESHOOTING POINTS

PROBLEM

CAUSE

 

CORRECTION

Will not start

1.

Out of fuel.

1.

Fill fuel tank.

 

2.

Engine not “CHOKED” properly.

2.

See “TO START ENGINE” in Operation section.

 

3.

Engine flooded.

3.

Wait several minutes before attempting to start.

 

4.

Dirty air cleaner.

4.

Clean or replace air cleaner cartridge.

 

5.

Water in fuel.

5.

Empty fuel tank and carburetor, and refill tank with fresh,

 

 

 

 

clean gasoline.

 

6.

Clogged fuel tank.

6.

Remove fuel tank and clean.

 

7.

Loose spark plug wire.

7.

Make sure spark plug wire is seated properly on plug.

 

8.

Bad spark plug or improper gap.

8.

Replace spark plug or adjust gap.

 

9.

Carburetor out of adjustment.

9.

Make necessary adjustments.

 

10.

Oil soaked air filter.

10.

Replace air filter.

 

 

 

 

 

Hard to start

1.

Throttle control not set properly.

1.

Place throttle control in “FAST” position.

 

2.

Dirty air cleaner.

2.

Clean or replace air cleaner cartridge.

 

3.

Bad spark plug or improper gap.

3.

Replace spark plug or adjust gap.

 

4.

Stale or dirty fuel.

4.

Empty fuel tank and refill tank with fresh, clean gasoline.

 

5.

Loose spark plug wire.

5.

Make sure spark plug wire is seated properly on plug.

 

6.

Carburetor out of adjustment.

6.

Make necessary adjustments.

 

 

 

 

 

Loss of power

1.

Engine is overloaded.

1.

Set depth stake for shallower tilling.

 

2.

Dirty air cleaner.

2.

Clean or replace air cleaner cartridge.

 

3.

Low oil level/dirty oil.

3.

Check oil level/change oil.

 

4.

Faulty spark plug.

4.

Clean and regap or change spark plug.

 

5.

Oil in fuel.

5.

Empty and clean fuel tank and refill tank, and clean

 

 

 

 

carburetor.

 

6.

Stale or dirty fuel.

6.

Empty fuel tank and refill tank with fresh, clean gasoline.

 

7.

Water in fuel.

7.

Empty fuel tank and carburetor, and refill tank with fresh,

 

 

 

 

clean gasoline.

 

8.

Clogged fuel tank.

8.

Remove fuel tank and clean.

 

9.

Spark plug wire loose.

9.

Connect and tighten spark plug wire.

 

10.

Dirty engine air screen.

10.

Clean engine air screen.

 

11.

Dirty/clogged muffler.

11.

Clean/replace muffler.

 

12.

Carburetor out of adjustment.

12.

Make necessary adjustments.

 

13.

Poor compression.

13.

Contact an authorized service center/department.

 

 

 

 

 

Engine overheats

1.

Low oil level/dirty oil.

1.

Check oil level/change oil.

 

2.

Dirty engine air screen.

2.

Clean engine air screen.

 

3.

Dirty engine.

3.

Clean cylinder fins, air screen, and muffler area.

 

4.

Partially plugged muffler.

4.

Remove and clean muffler.

 

5.

Improper carburetor adjustment.

5.

Adjust carburetor to richer position.

 

 

 

 

 

Excessive bounce/

1.

Ground too dry and hard.

1.

Moisten ground or wait for more favorable soil

difficult handling

 

 

 

conditions.

 

 

 

 

 

Soil balls up or clumps

1.

Ground too wet.

1.

Wait for more favorable soil conditions.

 

 

 

 

 

Engine runs but tiller

1.

Drive control bar is not engaged.

1.

Engage drive control.

won’t move

2.

V-belt not correctly adjusted.

2.

Inspect/adjust V-belt.

 

3.

V-belt is off pulley(s).

3.

Inspect V-belt.

 

 

 

 

 

Engine runs but labors

1.

Tilling too deep.

1.

Set depth stake for shallower tilling.

when tilling

2.

Throttle control not properly adjusted.

2.

Check throttle control setting.

 

3.

Carburetor out of adjustment.

3.

Make necessary adjustments.

Tines will not rotate

1. Shear pin(s) broken.

1. Replace shear pin(s).

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Page 18 Page 20
Contents 650RTT Preparation Safety RulesMaintenance and Storage TrainingTable of Contents Tools Required for Assembly AssemblyOPERATOR’S Position See Fig Unpacking Carton See Fig Install Handle See Figs , 4,Check Tire Pressure Attach Clutch Cable See FigConnect Shift ROD See Fig Remove Tiller from CrateOperation Meets Ansi Safety RequirementsKnow Your Tiller HOW to USE Your Tiller To Transport Before Starting EngineADD Gasoline Tilling Hints Tine Shear PinsCultivating General Recommendations MaintenanceMaintenance Schedule Lubrication ChartAIR Filter See Fig EngineCooling System See Fig CleaningMuffler Spark PlugTiller Service and AdjustmentsTire Care To Replace Ground Drive Belt See Fig Ground Drive Belt Adjustment See FigTine Replacement See Figs , 25, To Adjust Carburetor To Adjust Throttle Control Cable See FigEngine OIL StorageOther Fuel SystemTroubleshooting Points Handle Assembly Repair PartsMAINFRAME, Left Side KEY Part NO. NO. Description MAINFRAME, Right SideTransmission19.5b Tine Shield Tine Assembly Decals Warranty Statement 532 18 89-00 Rev 12.05.03 TR/rad

650RTT specifications

The Husqvarna 650RTT is an innovative and high-performing rider ZERO turn mower designed for both residential and commercial use. Built with power and efficiency in mind, this mower is a favorite among users who require precision in their lawn care. One of the standout features of the 650RTT is its robust engine. With a powerful hydrostatic transmission and dual-cylinder engine, it offers exceptional torque and speed, making it suitable for tackling large areas of grass quickly and efficiently.

The cutting deck of the Husqvarna 650RTT is equipped with a 54-inch mower deck, which allows for a larger cutting width, reducing the amount of time needed to complete mowing tasks. The deck features a reinforced design that ensures durability and longevity, while the adjustable cutting heights provide flexibility depending on the type of grass and user preference. Users will find the Floating deck system particularly beneficial as it optimizes ground contour following, providing a consistent cut even on uneven terrain.

One of the highlights of the Husqvarna 650RTT is its advanced technology features. The integrated SmartSwitch™ technology simplifies starting the engine and operating the mower. This system increases reliability and reduces the complexity of controls, providing the user with a seamless experience. Moreover, the mower is equipped with an ergonomic steering wheel and comfortable seat, allowing for reduced fatigue during extended periods of use.

For maintenance, the Husqvarna 650RTT has been designed with user convenience in mind. The mower features a quick-release cutting blade system for easy blade replacements and routine maintenance. Additionally, the innovative design allows for easy access to various components for routine checks and maintenance.

In terms of safety, the Husqvarna 650RTT comes with several protective features, including the automatic blade brake and roll-over protection system, ensuring user safety during operation. The mower is also equipped with LED lights for increased visibility during early morning or late evening mowing sessions.

In summary, the Husqvarna 650RTT combines power, efficiency, and user-friendly features to deliver one of the best mowing experiences available in its class. With its high-performance engine, durable design, advanced technology, and safety features, it stands out as a reliable choice for any lawn maintenance task. Whether for professional landscaping or managing residential lawns, the 650RTT is a versatile and powerful mower that delivers exceptional results.
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