While still holding throttle lever against

 

 

Clamp

 

idle speed screw, turn idle mixture

Closed

 

Screw

 

screw In (clockwise) until engine

 

 

 

 

begins to die and then turn out

 

 

 

 

(counterclockwise) until engine runs

 

 

O

 

rough. Turn screw to a point midway

 

 

 

 

 

 

 

between those two positions.

 

 

 

Continue to hold throttle lever against

 

 

 

 

idle speed screw and adjust idle

 

 

 

 

speed screw to obtain 1200 RPM, if

 

Throttle

Idle Speed

 

the governed idle spring is red, or 900

 

 

 

 

 

RPM, if the governed idle spring is

 

 

 

 

white. Release

throttle lever.

 

 

 

 

ACCELERATION

TEST -

 

 

 

 

Move throttle control lever from slow to

 

 

 

 

fast position. If engine hesitates or

 

 

 

 

dies, turn idle mixture screw out

 

 

 

 

(counterclockwise) 1/8 turn.

Repeat

Screw

 

 

 

test and continue to adjust, if neces-

 

 

 

 

 

 

 

sary, until engine accelerates

 

 

 

 

 

smoothly.

 

 

 

 

 

High speed stop is factory adjusted. Do

 

 

 

not adjust - damage may result.

 

 

 

IMPORTANT: Never tamper with the

 

 

 

engine governor, which is factory set for

 

 

 

proper engine speed. Overspeeding the

 

 

 

engine above the factory high speed

 

 

 

setting can be dangerous. If you think

 

 

 

the engine-governed high speed needs

 

 

 

adjusting, contact your nearest autho-

 

 

 

rized service center/department,

which

 

 

 

has proper equipment and experience to make any necessary adjustments.

28

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Craftsman 917.27086 manual Acceleration Test

917.27086 specifications

The Craftsman 917.27086 is a robust riding lawn mower designed for homeowners who value efficiency and power in maintaining their lawns. Known for its reliable performance, this machine combines durability with advanced features, making it a popular choice among gardening enthusiasts.

One of the standout features of the Craftsman 917.27086 is its powerful engine. Equipped with a reliable 21 horsepower Briggs & Stratton engine, this mower offers ample power to tackle even the toughest mowing tasks. The engine's reliability ensures consistent performance, allowing users to mow large areas without interruption. Its automatic transmission system allows for smooth speed adjustments, providing users with enhanced control and ease of operation.

The cutting deck of the 917.27086 is designed for optimal performance. With a 42-inch cutting width, it efficiently covers large areas in a single pass while maintaining a precise cut. The deck features a robust steel construction, ensuring durability and longevity. Additionally, the deck height can be easily adjusted, offering users the flexibility to choose the perfect cutting height for their lawns.

Maneuverability is another significant advantage of the Craftsman 917.27086. The mower's tight turning radius allows for easy navigation around obstacles, such as flower beds and trees, enabling users to achieve a clean, professional finish on their lawns. The comfortable, adjustable seat is designed for extended use, reducing fatigue during long mowing sessions.

In terms of technology, this mower incorporates a user-friendly dashboard with easy-to-read gauges and controls, providing real-time feedback on mower performance. The inclusion of LED headlights improves visibility during early morning or late evening mowing sessions, ensuring safety and productivity at all times.

Additionally, the 917.27086 supports optional attachments, such as baggers and mulchers, enhancing its versatility. This allows users to customize their mowing experience based on their lawn care needs, from collecting clippings to mulching for nutrient-rich soil.

Overall, the Craftsman 917.27086 combines power, performance, and versatility, making it an excellent investment for homeowners seeking a reliable riding mower for their lawn care needs. With its array of features and technologies, it stands out as a top contender in the market, catering to the demands of both casual users and serious gardeners alike.