Troy-Bilt 52070, 52066 owner manual Troubleshooting, Problem Possible Cause Correction

Page 19

 

Section 5: Maintenance

19

 

 

 

 

 

 

WARNING

Before inspecting, cleaning or servicing the machine, shut off engine, wait for all moving parts to come to a complete stop, disconnect spark plug wire and move wire away from spark plug. Remove ignition key on electric start models.

Failure to follow these instructions can result in serious personal injury or property damage.

TROUBLESHOOTING

Before performing any of the corrections in this Troubleshooting Chart, refer to the appropriate information contained in this Manual or the Engine Owner’s Manual for the correct safety precautions and servicing procedures. Contact your local autho- rized Engine Service Dealer for engine service. Contact your local authorized dealer for service problems with the machine.

PROBLEM

 

POSSIBLE CAUSE

 

CORRECTION

 

 

 

 

 

Engine does not start.

1.

Spark plug wire disconnected.

1.

Connect wire.

 

2.

Defective or incorrectly gapped spark plug.

2.

Inspect/replace spark plug.

 

3.

Fuel tank empty.

3.

Add fuel.

 

4.

Dirty carburetor or fuel line.

4.

See engine service dealer.

 

5.

Dirty air cleaner.

5.

Clean or replace.

 

6.

Carburetor out of adjustment.

6.

See engine service dealer.

 

7.

Engine flooded.

7.

Wait several minutes before starting.

 

8.

Engine Throttle Lever in incorrect position.

8.

Move Throttle Lever to FAST position.

 

9.

Stale gasoline.

9.

Drain old fuel and add fresh fuel.

 

10.

Defective Engine Throttle Lever.

10.

See engine service dealer.

 

11.

Dirt or water in fuel tank.

11.

See engine service dealer.

 

 

 

 

 

Engine runs poorly.

1.

Bad spark plug.

1.

Inspect/replace spark plug.

 

2.

Dirty air filter.

2.

Clean or replace.

 

3.

Carburetor out of adjustment.

3.

See engine service dealer.

 

4.

Stale fuel.

4.

Drain and replace fuel mixture.

 

5.

Dirt or water in fuel tank.

5.

See engine service dealer.

 

6.

Engine cooling system clogged.

6.

Clean fins.

 

 

 

 

Engine overheats.

1.

Engine cooling system clogged.

1. Clean air cooling areas and behind debris shield.

 

2.

Carburetor out of adjustment.

2.

See engine service dealer.

 

 

 

 

 

Engine does not shut off.

1.

Throttle control misadjusted.

1.

See engine service dealer.

 

 

 

 

 

.

1.

Line length is too short or too long.

1.

Adjust line length to 18" long. When less

Poor mowing performance.

 

 

 

 

than 1/2 this length, replace the line.

 

2.

Cutting height is too high or low for height

2.

Adjust cutting height to approximately 1/3

 

 

of grass being cut.

 

of the length of the grass.

 

3.

Engine not set at FAST speed.

3.

Move Engine Throttle Lever to FAST (Rabbit).

 

 

 

 

 

Trimmer/Mower vibrates.

1.

Trimming head mounting nut loose.

1.

Tighten nut.

 

2.

Line lengths are substantially different.

2.

Adjust lines to approximately equal lengths.

 

3.

Loose nuts or bolts.

3.

Check all bolts and nuts, including engine

 

 

 

 

bolts.

 

4. Broken spindle head or trimmer head.

4.

Replace broken part.

 

 

 

 

Trimmer head does not

1. Incorrect line installation.

1.

See Changing Trimmer Lines in Section 5.

retain line.

 

 

 

 

 

 

 

 

 

Trimmer Head does not

1.

Head bolts may be loose.

1.

Tighten head bolts to 75 in/lbs.

retain height setting.

2.

Head is worn.

2.

Replace head assembly.

 

3.

Foam inserts worn.

3.

Replace foam inserts

 

 

 

 

 

Electric Starter (if equipped)

1.

Battery wires disconnected.

1.

Reconnect wires.

does not start engine.

2.

Battery discharged.

2.

Charge battery.

 

3.

Broken wire in keyswitch wiring harness.

3.

Replace wiring harness.

 

4.

Defective engine starter motor.

4.

See engine service dealer.

 

 

 

 

 

Battery (if equipped) does not

1.

Defective engine recharging system.

1.

See engine service dealer.

recharge during engine

2.

Dead battery.

2.

Replace battery.

operation.

 

 

 

 

 

 

 

 

 

Battery charger (if equipped)

1.

Dead battery.

1.

Replace battery.

does not recharge battery.

2.

Battery wire(s) broken.

2.

Replace wires.

 

3.

Defective battery charger.

3.

Replace battery charger.

 

 

 

 

 

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Page 18 Page 20
Contents Trimmer/Mower Table of Contents General Operation SafetyRemove objects such as rocks, tree limbs, etc Do notNever run the engine inside a closed area On right side, rear Mower deck On top of mower deck SafetyAssembly Steps AssemblyIntroduction Check Trimmer Head Hardware AssemblyFrom the receptacle T AssemblyTions are used on Features and ControlsFeatures and Controls Here, with word descripOperation PRE-START ChecklistAdjust Handlebar Height Adjust Line Cutting HeightOperating the Machine Using the Trimmer Head Control BailNique allows the cutting head to follow the ground contour Exercise caution when changing direction on slopesLength Maintenance For the most precise cutting possible, be sure to selectTo Adjust Belt Tension MaintenanceMaintenance Schedule Adjusting Trimmer Head EngagementInspecting and Replacing the Drive Belt Belt ReplacementBelt Inspection Cleaning the Engine Belt Performance TroubleshootingLubrication Change the oil after every 25 hours TRIMMER/MOWER Cleaning and Debris RemovalGeneral Engine Maintenance Compact StorageTrimmer lines can be changed To Change Trimmer LinesTilt the debris shield forward Battery ServiceBattery Recharging Battery ReplacementProblem Possible Cause Correction TroubleshootingDrawing no Ref. # Description Parts List Drawing noRef. # Description Qty Parts List 1915963 1910850001 715 133 Description Qty Accessories and KitsPage Owner Registration Card Warranty ServiceReplacement Parts Engine Service and Repair

52066, 52070 specifications

The Troy-Bilt 52070 and 52066 are powerful tillers designed for home gardening enthusiasts and professionals alike, offering remarkable performance and ease of use. Troy-Bilt, a well-known brand in gardening equipment, has incorporated advanced features and technologies in these models to enhance tilling efficiency and ensure user comfort.

One of the standout features of the Troy-Bilt 52070 and 52066 tillers is their robust engine options. Both models come equipped with a reliable 160cc OHV engine, providing ample power to tackle tough soil types and overgrown garden beds. This engine delivers consistent performance, ensuring that users can complete their tilling tasks in a timely fashion.

The tilling width ranges from 16 to 21 inches, allowing for versatile usage depending on the size of the garden or area being worked on. The adjustable tilling depth, reaching up to 7 inches, ensures that users can cultivate the soil to the desired texture, whether for planting or aerating purposes.

Another innovative aspect of these tillers is the patented Bolo tilling blades. These specially designed blades are engineered to break up tough soil effectively, reducing the amount of effort required and increasing the depth of cultivation. The blades are made from durable materials, ensuring longevity and consistent performance even under demanding conditions.

The Troy-Bilt 52070 and 52066 also feature a user-friendly design, making them accessible to gardeners of all skill levels. The adjustable handlebars offer customizable height settings, enhancing comfort during operation. Additionally, both models are equipped with a forward and reverse self-propulsion system, giving users better control and maneuverability in tight spaces and while navigating through obstacles.

Furthermore, these tillers include a check plug feature for easy oil maintenance, ensuring optimal engine performance over time. The removable and adjustable side shields assist with debris management, keeping the work area tidy and safe.

In conclusion, the Troy-Bilt 52070 and 52066 tillers combine powerful performance with user-friendly features, making them ideal for anyone looking to cultivate their garden efficiently. With their durable construction, advanced tilling technology, and thoughtful design, these models represent a reliable investment for both novice and experienced gardeners.
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