Operation, Starting and Stopping Engine

Section 4: Operation

3.Test Blade-Brake-Clutch Control System

The mower is equipped with a blade- brake-clutch which is designed to stop the mower blades within three (3) seconds after release of the Operator Presence Control or the Blade Drive Control. Never tamper with, or attempt to defeat the purpose of this safety device.

The control system is a mechanical device which is subject to wear. Therefore, test the operation of the blade-brake-clutch control system before each use of the mower. Refer to "Blade Brake Control Test" at the end of this Section.

4.Select Mulching or Side- Discharge Mowing

WARNING

Before installing or removing mulching cover, stop engine, wait for parts to stop moving, and disconnect spark plug wire. Remove ignition key on electric start models.

You can use the mower either as a mulching mower or as a side-discharge mower. To use the mulching feature, in- sert the mulcher cover as described below. Remove the mulcher cover to side-discharge grass clippings. The mulcher cover is designed to keep the discharge chute raised up while mowing. When the cover is removed, the dis-

Figure 4-1: Mulcher cover

3.To remove the cover, slide the cover to the right (front of mower) to disen- gage the slot (B) from the mower deck and then pry the left-side of the cover out and off.

MOVING THE MOWER WITHOUT ENGINE POWER

The mower can be manually pushed or pulled by putting the Gear Select Lever (C, Figure 4-2) in N (neutral) and pressing and holding the Operator Presence Control (A, Figure 4-2) down against the handlebar grip.

To stop the wheels at anytime, release the Operator Presence Control.

STARTING AND STOPPING

THE ENGINE

DANGER

Do not operate the engine in an enclosed area. Engine exhaust contains carbon monoxide, a deadly gas that is odorless, colorless and tasteless. Always run engine outdoors and make sure there is adequate ventilation.

To Start the Engine

1.Move mower to a level area.

2.Release all controls on mower to pre- vent wheels or mower blades from rotat- ing when engine starts.

3.Move Engine Throttle Control (E, Figure 4-2) fully upward to choke setting to start a cold engine or to fast (rabbit) setting to start a warm engine.

WARNING

To avoid injury:

• Keep hands and feet clear of mower blades or other rotating parts.

•Look behind you to be sure there are no obstacles before pulling recoil starter rope.

charge chute will lower itself for side- discharge mowing.

To install or remove mulcher cover:

1.Stop the engine and wait for all parts to stop moving. Disconnect the spark plug wire from the spark plug. Remove the ignition key on electric start models.

2.To install the cover, insert the right- side tab of the cover into the front sup- port bracket (A, Figure 4-1). Insert the cover into the discharge opening, mak- ing sure that the slot (B) in the left side of the cover is completely engaged in the rear edge of the deck opening.

	C – Gear Select Lever	E – Engine Throttle
		E – Engine Throttle
	F – Ignition/Starter	Control
	F – Ignition/Starter	A – Operator
		A – Operator
	B – Blade Drive	Presence Control
	Control

D – Wheel Drive Control

Figure 4-2: Mower Controls

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.

One of the prominent features of the Troy-Bilt 753B is its potent 4-cycle engine, which provides the necessary power to tackle a variety of tasks, from trimming and edging to clearing dense grass and weeds. Unlike many 2-cycle engines, the 4-cycle design allows for cleaner operation and reduced emissions, making it an environmentally friendly choice for users. This engine is engineered for easy starting, with a reliable recoil starting system that ensures you're ready to work without the hassle of complicated starting procedures.

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.

In terms of versatility, the F753B model is equipped with a pivoting head that allows for multiple cutting angles, providing flexibility for a variety of trimming tasks. Whether you need to trim along fences, landscape borders, or in hard-to-reach areas, this feature makes the job simpler and more efficient.

Another significant attribute of the Troy-Bilt 753B is the bump feed head, which facilitates easy line advancement. When the cutting line wears down, users can simply tap the head on the ground to release more line, ensuring continuous operation without the need to stop and manually feed the line. This innovative feature enhances productivity and minimizes interruption during work.

Moreover, the Troy-Bilt 753B incorporates advanced vibration-dampening technology, which not only improves user comfort but also helps maintain precision during operation. This design innovation allows for longer working periods without the discomfort commonly associated with handheld tools.

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.