Service and Adjustments

INSPECT MUFFLER AND SPARK ARRESTING SCREEN

WARNING: The muffler on this prod- uct contains chemicals known to the State of California to cause cancer.

As your unit is used, carbon deposits build up on the muffler and spark arresting screen and must be removed to avoid creating a fire haz- ard or affecting engine performance.

For normal homeowner use, the muffler and spark arresting screen will not require any service. After 50 hours of use, we recom- mend that your muffler be serviced or re- placed by an authorized service dealer.

REPLACE SPARK PLUG

Replace the spark plug each year to ensure the engine starts easier and runs better. Set spark plug gap at 0.025 inch (0.6 mm). Igni- tion timing is fixed and nonadjustable.

1.Twist, then pull off spark plug boot.

2.Remove spark plug from cylinder and discard.

3.Replace with Champion RCJ-6Y spark plug and tighten securely with a 3/4 inch (19 mm) socket wrench.

4.Reinstall the spark plug boot.

REPLACING THE LINE

For unit to operate properly, the cutting line should be replaced when line becomes worn to less than 3 inches in length from the edge of the line exit tunnels on each side of the cutting head.

WARNING: Only replace cutting line with ON/OFF switch in the OFF position.

1.Remove and discard worn line before installing new line.

2.Use only 0.115 inch (3 mm) diameter Poulan PRO brand cut length line.

3.Insert one end of the line through the positioning tunnel.

4.Continue to feed line through tunnel until line is centered (leaving equal amounts on each side). See illustration below.

REPLACING THE CUTTING HEAD

1.Align hole in the dust cup with the hole in the side of the gearbox by rotating the dust cup.

2.Insert a small screwdriver into aligned holes. This will keep the shaft from turning while removing and installing trimmer head.

Screwdriver

Positioning tunnel

5.Insert ends of line one at a time through the line exit tunnels.

6.Pull the line and make sure the line is ex- tended fully through the tunnels.

Line exit	Line exit
tunnel	tunnel

7.Correctly installed line will be the same length on both ends.

3.While holding the screwdriver in position, remove trimmer head by turning clock- wise.

4.Thread replacement trimmer head onto the shaft by turning counterclockwise. Tighten until secure.

5.Remove the screwdriver.

CARBURETOR ADJUSTMENT

WARNING: Keep others away when making idle speed adjustments. The trimmer head, blade or any optional attachment will be spinning during most of this procedure. Wear your protective equipment and observe all safe- ty precautions. After making adjustments, the trimmer head, blade or any optional attachment must not move/spin at idle speed.

The carburetor has been carefully set at the factory. Adjustments may be necessary if you notice any of the following conditions:

S Engine will not idle when the throttle is released.

S The trimmer head, blade or optional attachment moves/spins at idle.

Make adjustments with the unit supported so the cutting attachment is off the ground and will not make contact with any object. Hold the unit by hand while running and making ad- justments. Keep all parts of your body away from the cutting attachment and muffler.

545154698, SM705 specifications

The Poulan SM705,545154698 is a powerful and efficient lawnmower designed to deliver exceptional performance for homeowners and gardening enthusiasts alike. Known for its reliability and durability, this model is ideal for tackling various lawn maintenance tasks, from regular mowing to maintaining larger grassy areas.

One of the standout features of the Poulan SM705 is its robust engine designed for optimal power and efficiency. The mower is equipped with a reliable four-stroke engine that provides high torque and minimal fuel consumption, allowing users to complete their mowing tasks quickly without needing frequent refueling. This not only saves time but also contributes to a more environmentally friendly operation.

The cutting deck of the Poulan SM705 is another highlight, featuring a wide 21-inch cutting path. This generous width allows users to cover more ground in less time, making it especially useful for larger lawns. The deck is designed with a strong steel construction that ensures durability and longevity, even when faced with tough mowing conditions.

Additionally, the mower incorporates a dual-blade system that enhances its cutting efficiency. This technology enables the mower to create a finer grass clippings, which can be beneficial for mulching purposes. The mulching capability not only reduces yard waste but also promotes healthy soil by returning nutrients back to the ground.

Ease of use is a significant focus in the design of the Poulan SM705. The mower features an ergonomic handle that can be easily adjusted to suit the height of the operator, ensuring comfort during longer mowing sessions. Furthermore, its lightweight design allows for easy maneuverability, making it simple to navigate around obstacles such as trees and flower beds.

The Poulan SM705 also comes with a rear bagging system, enabling efficient grass collection for a neat lawn appearance. The bag is spacious, reducing the need for frequent emptying, which is a common annoyance with smaller bagging systems.

Overall, the Poulan SM705,545154698 combines power, efficiency, and user-friendly design to make lawn care easy and effective. Whether you're maintaining a small garden or a large yard, this mower is a reliable choice that promises to deliver results while ensuring your mowing experience remains enjoyable.