Featuresandcontrols, Introduction, Engine Controls

SECTION3: FEATURESANDCONTROLS

_	operating your machine,
	ARNING:	Before

carefully readand understand all safety, controls and operating instructions in this Manual,the separateEngine Owner'sManual,and on the decalson the machine. Failureto follow these instructions can result in serious personal injury.

INTRODUCTION

This Section describes the location and function of the controls on your tiller. Refer to the following Section, Operationfor de- tailed operating instructions.

Practice using these controls, with the en-

gine shut off, until you understandthe op- eration of the controls and feel confident

with each of them.

ENGINE CONTROLS

Referto the enginemanufacturer'sEngine Owner'sManual (included in the tiller liter- ature package)to identify the controls on your engine.

ForwardClutch Bail	ReverseClutch Control
	(Model 634A)
	gulator
	Handlebar Height Adjustment

Wheel Drive Pin (oneachwheel)

Figure 3-1: Tiller features and controls. See separate EngineOwner's Manual to identify

engine controls.

Forward Clutch Bail (all models) or the Re- verse Clutch Control (Model 634A) is en- gaged.

IMPORTANT:Thecontrol for stopping the engine is located onthe engine.

WHEEL DRIVE PINS

Eachwheel is equippedwith a wheel drive pin (A, Figures3-2 and 3-3) that secures the wheel to the wheel shaft (B). The wheelscan be positioned in either a WHEELDRIVEor a FREEWHEELmode.

either of the wheelsto bein the

_ WARNING: Neverallow FREEWHEELposition when the

engineis running. Always put both wheelsin the WHEEL DRIVEposition before starting the engine.

Failureto comply could cause loss of tiller control, property damage,or personal injury.

Beforestarting the engine,put both wheels in the WHEELDRIVEposition by inserting the wheel drive pins through the wheel hubs andthe wheel shaft. Doingso "locks" the wheels to the wheel shaft, causing the wheelsto turn when either the

Usethe FREEWHEELmode only when the engineis not running, in FREEWHEEL,the wheel drive pins are placed only through the holes in the wheel shaft (not the wheel hubs), thus allowing the wheels to turn freely when you manually movethe tiller.

To place the wheels in WHEELDRIVEor

FREEWHEEL:

1.Stop engine,disconnectsparkplug wire from sparkplug andallow engineto cool.

tiller on its side when changing

_ WARNING: Donotplace

wheel drive positions. Doing so could result in gasoline leaking from the fuel tank.

Failureto follow this instruction could result in personal injury or property damage.

2. Raiseone wheel about one inch off the ground and place asturdy support under the transmission.

3.Removehairpin cotter (C,Figures3-2 and 3-3) from wheel drive pin (A).

4.FORWHEELDRIVEMODE(Figure3-2): Slide wheel outward and align holes in

Figure3-2: WHEELDRIVEposition.

wheel hub (D, Figure 3-2) and wheel shaft (B). Insert wheel drive pin (A) through wheel hub (D) and wheel

shaft (B). Securewheel drive pin with hair- pin cotter (C) by pushing hairpin cotter in as far as it will go. Repeatwith the other wheel and then removethe support from beneaththe transmission.

5.FORFREEWHEELMODE(Figure 3-3): Slidethe wheel inward andinsertthe wheel drive pin (A, Figure3-3) only through the hole in the wheel shaft (B). Secure wheel drive pin with hairpincotter (C) by pushing hairpin cotter in as far as it will go. Repeat for the other wheel and then removethe support from beneath the transmission.

630C, 1634A specifications

The Troy-Bilt line of tillers, specifically the 634A, 630C, and 634F models, represents a blend of reliability, power, and advanced engineering designed to meet the needs of avid gardeners and professional landscapers alike. Each model boasts unique features and technologies that enhance performance and usability.

The Troy-Bilt 634A is equipped with a 6.5 HP engine, providing ample power for tackling tough soil conditions. The tiller's 16-inch tilling width allows for efficient breaking up of soil, while its impressive tilling depth of up to 8 inches ensures that garden beds are adequately prepared for planting. The 634A model features a lightweight design, making it easy to maneuver around flower beds and garden rows. Additionally, the adjustable handlebar enhances comfort during operation, accommodating various user heights.

In contrast, the Troy-Bilt 630C offers a slightly different approach. This model is designed for those who seek enhanced control and precision while tilling. It features a 6.75 HP engine and similar tilling capabilities but adds an innovative counter-rotating tilling technology. This feature is particularly useful for breaking up compacted soil and mixing in organic materials, resulting in a well-aerated and fertile garden bed. The 630C also comes equipped with a variety of attachments, allowing users to expand its functionality for different gardening tasks.

The 634F model elevates the line further with its robust frame and advanced features. With a powerful 7 HP engine, it provides optimal performance for larger plots of land. The 634F is designed with a wider tilling width of 18 inches, making it perfect for larger gardens and landscaping projects. Its self-propelled system allows for effortless movement across various terrains, reducing user fatigue. Additionally, the 634F includes a unique automatic depth adjustment feature, enabling gardeners to achieve the desired tilling depth without constant manual adjustments.

Across all three models, Troy-Bilt's commitment to user-friendly design shines through. Features such as easy-to-access controls, durable construction, and stable wheels enhance overall usability. The patented "Forward and Reverse" operating system found in these tillers ensures that gardeners can navigate easily in tight spaces, making them versatile for any gardening situation. The combination of power, advanced technology, and user-focused design makes the Troy-Bilt 634A, 630C, and 634F top choices for those looking to cultivate their garden with ease and efficiency.