Attaching the Handle Adjustment ROD

Flange Nut Retainer Bracket

Shoulder Bolt

Lock Nut

Lift up

Handle

Figure 5

4.Place the hex opening of the hex nut retainer bracket over the flange nut securing the handle adjustment lock and install the lock nut on the lower shoulder bolt. See Figure 6.

Hex Hole in	Handle Adjustment
Retainer Bracket	Lock
over Flange Nut

Figure 6

5.Pivot handle assembly into position desired. Tighten the bottom bolt and nut securely. Tighten the handle adjustment lock.

T-Handles

Gear Shift

Rod

	Handle
	Adjustment Rod
	(Model 420 Only)
	Figure 7
	Gear Shift Rod
Shift Cover	Opening
Shift Cover

Rubber Washer

Flat Washer

Hairpin Clip

Figure 8

3. Install the nut and T-handle on the gear shift rod.

(Model 420 Only)

ATTACHING THE GEAR SHIFT ROD

NOTE: Model 420 tiller has two control rods. The gear shift rod is the longer rod.

1.Remove the T-handle, nut, hairpin clip, flat washer and rubber washer from the end of the gear shift rod. Slide the rod up through the bracket on the front of the handle assembly (use the right hand hole for Model 420). See Figure 7.

2.Insert the end of the gear shift rod through the opening in the top of the shift cover, and into the shift bracket. See Figure 8. Secure with rubber washer first, then flat washer and hairpin clip.

Handle

Adjustment

Rod

Positioner

Bracket

Hairpin

RubberClip

Washer

Figure 9

420, 410 specifications

The Yard Machines 410 through 429, 21" Rear Discharge Push Mower is a robust and versatile lawn care solution designed for homeowners who prioritize efficiency and convenience. This highly regarded mower stands out in the market thanks to its state-of-the-art features and technology that enhance mowing performance.

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Equipped with a powerful 140cc engine, the Yard Machines mower provides reliable performance for tackling various grass types and yard conditions. The engine's design prioritizes fuel efficiency, allowing homeowners to mow larger areas without frequently stopping for refueling. The easy-start mechanism enhances user experience, ensuring that the mower starts quickly with minimal hassle.

Another key characteristic is the adjustable cutting height feature, which offers six different settings, ranging from 1.25 inches to 3.75 inches. This versatility allows users to customize their mowing experience based on the specific needs of their lawn and prevailing weather conditions. Whether you need a close cut for a formal look or a higher cut for more foliage, this mower can accommodate your preferences.

The Yard Machines 410 through 429 models also excel in user comfort and ease of use. The lightweight design ensures that even less experienced operators can maneuver the mower effortlessly. Additionally, the ergonomic handlebar provides a comfortable grip and helps to reduce fatigue during extended mowing sessions.

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