Husqvarna 917.27909 owner manual To Check and Adjust Brake, To Replace Motion Drive Belt

Page 23

SERVICE AND ADJUSTMENTS

TO ADJUST ATTACHMENT

CLUTCH

WITH PARKINGBRAKE "ENGAGED"

(See Fig. 24)

The electric clutch should provide years of service. The clutch has a built-in brake that stops the pulley within 5 seconds, Eventually, the internal brake will wear which may cause the mower blades to not engage, or, to not stop as required. Adjustments should be made by your nearest authorized service center/department.

•Make sure attachment clutch and ignition switches are in "OFF" position,

•Adjust the three nylon Iocknuts until space between clutch plate and rotor measures .012" at all three slot locations cut in side of brake plate.

NOTE: After installing a new electric clutch, run tractor at full throttle and engage and disengage electric clutch 10 cycles to wear in clutch plate,

OPERATING _

JAM NUT

ARM

 

ROTOR

SLOT (3)

' 1

NYLON LOCKNUT (3)

BRAKE PLATE

FIG. 24

TO CHECK AND ADJUST BRAKE

(See Fig. 25)

Your tractor is equipped with an adjustable brake system which is mounted on the right side of the transaxle.

If tractor requires more than five (5) feet to stop at highest speed in highest gear on a level, dry concrete or paved surface, then brake must be checked and adjusted.

TO CHECK BRAKE

•Park tractor on a level, dry concrete or paved surface, depress clutch/brake pedal all the way down and en- gage parking brake,

•Place gear shift lever in neutral (N) position,

The rear wheels must lock and skid when you try to manually push the tractor forward, Ifthe rear wheels rotate, the brake needs to be adjusted or the pads need to be replaced,

TO ADJUST BRAKE

•Depress clutch/brake pedal all the way down and en- gage parking brake,

•Measure distance between brake operating arm and nut "A" on brake rod.

•If distance is other than 1-3/4", loosen jam nut and turn nut "A" until distance becomes 1-3/4". Retighten jam nut against nut "A",

•Road test tractor for proper stopping distance as stated above, Readjust if necessary, If stopping distance is still greater than five (5) feet in highest gear, further maintenance is necessary. Replace brake pads or contact a qualified service center,

FIG. 25

TO REPLACE MOTION DRIVE BELT

(See Fig. 26)

Park the tractor on level surface, Engage parking brake. For ease of service there is a belt installation guide decal on bottom of left footrest, It is not necessary to remove mower,

BELT REMOVAL -

•Engage parking brake (creates slack in belt).

•Remove mower drive belt from electric clutch pulley only (See "TO REPLACE MOWER DRIVE BELT" in this section of this manual).

•Roll motion drive belt off transaxle pulley,

•Roll belt off clutching idler pulleys, then off engine pul- ley and front V-idler pulley.

•Pull belt out of all belt keepers.

BELT INSTALLATION -

•Place V part of belt into grooves on engine pulley and front V-idler, making sure to route belt inside of belt keepers,

•Put belt coming from V-idler above midspan belt keeper, then onto clutching idler pulleys as shown,

•Make sure V part of belt engages V-idler,

•Place belt around transaxle pulley, beginning at top, V part of belt should engage transaxle pulley.

•Place long lower section of belt through loop in midspan belt keeper.

•Check to be sure belt is on proper side of all belt keep- ers.

•Reinstall mower drive belt onto electric clutch pulley,

IMPORTANT: CHECK BRAKE ADJUSTMENT.

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Contents Husqvarna II. Slope Operation Safe Operation Practices for Ride-On MowersGeneral Operation IV. Towi NG ServiceSafe Operation Practices III. ChildrenContents Unassembled Parts Unpack Carton Tools Required for AssemblyCarton Before Removing Tractor from SkidAssemble Gauge Wheels to Mower Deck See Install Seat See FigEngage slowly Install Mower and Drive Belt SeesCheck for Proper Position of ALL Belts ChecklistChecktire Pressure Check Deck LevelnessLOW Choke Fast OperationKnow Your Tractor HOW to USE Your Tractor Reverse Operation System ROS To Adjust Gauge Wheels See FigUsing the Reverse Operation System To Operate Mower See FigCheck Engine OIL Level Before Starting the EngineTo Operate on Hills Towing Carts and Other Attach MentsMowing Tips Before Each USE MaintenanceLubrication Chart General RecommendationsTo Sharpen Blade See Fig TractorBlade Removal See Fig Transaxle Cooling BatteryEngine BeltsCleaning To Remove Mower See Fig Service and AdjustmentsTo Install Mower To Level Mower HousingAdjustments ServiceBelt Routing Mower Drive Belt InstallationTo Replace Mower Drive Belt Mower Drive Belt RemovalTo Replace Motion Drive Belt To Check and Adjust BrakeTo Adjust Attachment Clutch With Parkingbrake Engaged Front Wheel TOE-IN/CAMBER Transmission REMOVAL/REPLACEMENTTo Adjust Steering Wheel ALIGN- Ment To Start Engine with a Weak Battery See FigTo Replace Headlight Bulb To Adjust Throttle Control CableTo Adjust Choke Control To Adjust CarburetorCylinders Fuel SystemEngine OIL Cause Correction PointsEngaged Problem Cause CorrectionSolenoid Optional Fuel Line SchematicElectrical KEY Part Description Chassis and Enclosures Repair Parts Ground Drive Repair Parts Steering Assembly Repair Parts Spark Arrester KIT EnginePart KEYKEY Part Description Seat AssemblyPart KEY Description DecalsKEY Lift Assembly 11/32 x 1-1/2 x 10 Ga Mower Deck 183 Only Ride UP and Down Hill Not Across Hill Degrees MAX Suggested Guide for Sighting Slopes for Safe OperationHusqvarna Warranty StatementHusqvarna

917.27909 specifications

The Husqvarna 917.27909 is a formidable riding lawn mower, designed to offer both power and versatility for homeowners who prioritize efficiency in lawn care. With a robust construction and user-friendly features, this model has garnered attention for its ability to tackle various landscaping tasks.

One of the standout features of the Husqvarna 917.27909 is its powerful engine. Equipped with a 24 horsepower Briggs & Stratton engine, it delivers reliable performance that can handle larger mowing areas without faltering. This engine offers a combination of durability and smooth operation, ensuring that even challenging terrains can be managed with ease.

The cutting deck of the Husqvarna 917.27909 measures 48 inches, allowing for an impressive cutting swath. This wide deck reduces mowing time, making it efficient for expansive yards. The deck is made of high-quality materials that resist wear and tear, and it features an adjustable cutting height to cater to varying grass lengths and user preferences.

An innovative aspect of this mower is its cutting system. The model incorporates a three-blade system that ensures a clean and even cut. This is particularly beneficial for maintaining a healthy lawn, as it prevents grass from being torn and provides a polished finish to the landscape.

User comfort is another key characteristic of the Husqvarna 917.27909. The mower is designed with an ergonomic seat and convenient controls that place essential functions at the operator's fingertips. Additionally, the steering wheel is designed for ease of use, enabling smooth maneuverability around trees and flower beds.

Technologically, the Husqvarna 917.27909 features a hydrostatic transmission, which allows for seamless speed adjustments without the need for manual gear changes. This technology enhances the overall mowing experience by providing intuitive control and the ability to navigate effortlessly across different surfaces.

For maintenance, the model includes practical features such as an easy-access deck wash port. This allows users to connect their garden hose for quick cleaning of the mowing deck, reducing the time spent on upkeep.

In summary, the Husqvarna 917.27909 is a well-engineered riding lawn mower that marries power and convenience. With its strong engine, efficient cutting deck, comfortable user experience, and innovative technology, it stands as a reliable choice for anyone looking to maintain their lawn with minimal effort and maximum results.
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