Troy-Bilt 753B, F753B Blade Drive Belt Replacement, Blade Drive Disengaged Blade Drive Engaged

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Section 5: Maintenance

WARNING

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

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

BLADE DRIVE BELT

REPLACEMENT

Follow this procedure to remove and re- place the blade drive belt. An assistant will be needed.

To Remove Belt:

1.Stop engine, wait for all parts to stop moving, and disconnect spark plug wire.

2.Disengage blade drive control (Figure 5-7) by releasing all controls on the mower.

Blade Drive Disengaged

A

Blade Drive Engaged

RIGHT VIEW

Figure 5-7: Blade Drive Control.

3.Remove belt cover (see “Belt Cover Removal”).

4.Loosen belt guides (B and C, Figure 5-8).

5.Move flap bracket (N, Figure 5-8) out of the way by loosening two screws (M).

6.Remove belt (A, Figure 5-8) from around sheaves.

To Install Belt:

1.Route belt (A, Figure 5-8) around sheaves as shown.

2.Have an assistant hold down Operator Presence Control and then push the Blade Drive Control forward until it latches in place (Figure 5-7).

3.With the Blade Drive Control lever en- gaged, adjust and tighten belt guide (B) to 1/32 - 1/16" away from tensioned belt. (Be sure that belt does not contact belt guide when belt is under tension.) Secure belt guide (C) rotated into posi- tion as shown in Figure 5-8.

4.Disengage Blade Drive Control.

5.Re-tighten two screws (M, Figure

5-8) that secure flap bracket (N).

6.Reinstall belt cover securely.

B

J

G

H

K

I

C

L

X

A

M N M

Figure 5-8: Blade drive.

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Contents Operator’s Manual Importantread Safety Rules and Instructions CarefullyFinding Model Number Table of ContentsEngine Information Calling Customer SupportGeneral Operation Safety Alert SymbolTive harm Safe Operation Practices for Walk-Behind MowersIV. Service SafetyII. Slope Operation III. ChildrenPinch Points Safety DecalsIntroduction Assembly StepsInspection After Delivery TOOLS/MATERIALS NeededAttach Control Rods Assembly4A Attach wheel drive control rod to lever After Assembling Before Using Unit Secure Wire HarnessCheck Motor Oil Level Check Tire PressureMower Features and Controls Operator Presence ControlBlade Drive Control Gear Select Lever Features and ControlsWheel Drive Control Cutting Height Control LeverIgnition/Starter Switch Electric Start Model Engine Throttle ControlEngine Recoil Starter Release all controls before adjusting the cutting height Pre-Operation ChecklistBefore Operating Mower Set Mower Cutting HeightOperation Moving the Mower Without Engine PowerStarting and Stopping Engine To Start the EngineEngaging the Blades To Stop the EngineTo Engage the Blades To Stop the BladesMowing Tips and Hints Making TurnsBlade Brake Control Test Engine OIL Engine ServiceChecking Oil Level Changing OilEngine Cleaning MaintenanceAIR Cleaner Service Spark PlugTipping Mower for Service Mower ServiceBlade Spindle Belt Replacement Engine StorageBlade Drive Disengaged Blade Drive Engaged Blade Drive Belt ReplacementAdjustment Blade Brake ReplacementBlade Drive Control Lever Adjustment Tighten hex nut securely after adjust- ing control rodWheel Drive Belt Replacement Wheel Drive Belt AdjustmentWheel Brake Adjustment Remove cotter pin securing shift link P, -15 to shift rod Follow this procedure to adjust neutral on the transmissionMower Blades Cleaning Underside Mower Deck Battery MaintenanceOFF-SEASON Storage LubricationExtremely dirty or Dusty conditionsMaintenance Chart Faulty ignition Faulty spark plug Empty fuel tank Improperly adjusted drive linkageIs available from your authorized mower or Overheats.EnginePage MANUFACTURER’S Limited Warranty for

753B, F753B specifications

The Troy-Bilt 753B, also known as the F753B, stands out as a powerful and versatile outdoor equipment tool designed for homeowners and landscaping professionals alike. This model is particularly recognized for its robust construction and user-friendly features, making yard maintenance a more efficient and enjoyable experience.

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The design of the Troy-Bilt 753B includes a well-balanced frame that enhances maneuverability, allowing users to navigate through tight spaces and around obstacles with ease. The adjustable handle system adds to the comfort, enabling users to tailor the machine's height and angle to their personal preference. This attention to ergonomics helps reduce fatigue during extended use.

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Overall, the Troy-Bilt 753B, F753B is a reliable and efficient tool that combines power, user comfort, and cutting-edge features to meet the demands of even the most challenging yard work. Its robust build-quality and thoughtful engineering make it a preferred choice for both casual users and landscaping professionals looking for performance and durability.