Husqvarna 968999250, Z4818BIA manual To Adjust Park Brake, Tracking Adjustment

Page 44

SERVICE AND ADJUSTMENT

TO ADJUST PARK BRAKE

Before making any adjustments:

NOTE:Make sure the brake arm is engaged into brake sprocket on both sides. You can push the mower to make it engage into the sprocket.

• With the park brake off the sping should

measure 2 3/4” both sides.

• With the brake on the gap between the

connecting link and the secondary

linkage should be 1/2” on each side.

• If not loosen the nut against the yoke and

5

2

4

3

1/2”

M

turn the secondary linkage using the

double nuts until the 1/2” gap is achieved

on both sides. See Figure 21.

TRACKING ADJUSTMENT

If the mower is not tracking straight, check the air pressure in both rear tires. Recommended air pressure is 15 psi. If the unit will not track straight, follow the steps below. Tracking must be checked on a flat and level concrete or blacktop surface.

•Mower is tracking to the right. Increase the air pressure 2-3 psi in the right rear tire or decrease the air pressure 2/3 psi in the left rear tire.

•Mower is tracking to the left. Increase the air pressure 2-3 psi in the left rear tire or decrease the air pressure 2/3 psi in the right rear tire.

Recheck tracking and keep making adjustments with the tire pressure until the unit tracks straight. DO NOT exceed maximum recommended tire pressure 24 psi.

Record the tire pressure for future reference.

1

parkbrake

FIGURE 21

1.CONNECTING LINK

2.SECONDARY LINKAGE

3.DOUBLE NUTS

4.NUT

5.YOKE

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Contents Operators Manual Models 968999250 / Z4818BIAGood Service Contents Symbols and Decals General Use Safety InstructionsSafety Instructions Personal protective equipment Driving on Slopes Do as followsChildren 8011-563 Transport Machine. Activate the parking brake, turn offSpecifications Customer ResponsibilitiesAssembly Tools Required For AssemblyTo Remove the Mower From Crate Unpack CrateAttach Control Levers See Fig Before Removing Mower from the SkidAttach Seat See Fig Assembly Checklist Check the Tire PressureIZT Integraded Zeroturn TransaxleBYPASS Linkages OperationControls HOW to USE Your Mower To SET Parking Brake See FigDeck Blades EngineTo Move Forward and Backward See Fig To USE Throttle Control See FigTo USE Choke Control See Fig CZ-7 To Adjust the Deck Cutting Height See Fig To Adjust ANTI-SCALP Rollers See FigureTo Operate Mower To Operate on HillsTo Transport See Fig ADD Gasoline Before Starting the EngineCheck Engine OIL Level To Start Engine See Fig Mowing Tips Maintenance Schedule General Recommendations Before Each USELubrication Chart Tires Operator Presence SystemBlade Care Blade Removal See FigTo Sharpen Blade See Fig Battery BeltsEngine LubricationClean AIR Screen Clean AIR INTAKE/COOLING AreasAIR Filter Engine OIL FilterCleaning IN-LINE Fuel Filter See FigsTo Level Deck Service and AdjustmentMower FRONT-TO-BACKADJUSTMENTSee Fig To Replace Deck Belt To Adjust the Seat See Fig To Replace IZT Integraded Zeroturn Transaxle Belt See FigTo Adjust Control Levers See Fig To Remove Wheels for RepairTo Start AN Engine with a Weak Battery To Attach Jumper CablesReplacing Battery See Fig To Adjust Park Brake Tracking AdjustmentBattery StorageFuel System Engine OILOther CylindersTroubleshooting Points Problem Cause CorrectionProblemcausecorrection Wiring Schematic

968999250, Z4818BIA specifications

The Husqvarna Z4818BIA, model number 968999250, is an advanced zero-turn lawn mower designed for both professional landscapers and enthusiastic homeowners looking for efficiency and control in their lawn maintenance tasks. This model is part of Husqvarna’s renowned line of mowers, known for their reliability, performance, and innovative features.

One of the most notable features of the Z4818BIA is its robust engine. Powered by a commercial-grade Kohler engine, this mower delivers impressive horsepower, enabling it to handle tough mowing conditions with ease. The engine’s reliability ensures that users can depend on consistent performance even during prolonged use.

Equipped with an 18-inch cutting deck, the Z4818BIA provides unmatched maneuverability, allowing users to navigate tight corners and obstacles without sacrificing cut quality. The deck features a three-blade system that produces a clean, even cut, enhancing the overall appearance of the lawn and promoting healthy grass growth.

The Z4818BIA incorporates Husqvarna's patented mowing technology, which optimizes the airflow underneath the deck for superior grass clipping distribution. This feature contributes to a better mulching process and minimizes windrows, ensuring a polished finish with every pass.

The mower's zero-turn capability is another highlight, offering a turning radius of essentially zero degrees. This allows the operator to make sharp turns and efficiently mow around flower beds, trees, and other landscaping features, significantly reducing the time spent mowing.

Comfort is paramount in the design of the Z4818BIA, featuring an ergonomic seat with adjustable armrests to reduce operator fatigue during prolonged use. The user-friendly control panel is intuitively designed, allowing for easy access to all essential functions and adjustable settings.

Safety features also play a significant role in the Z4818BIA's design. The mower includes an automatic blade brake, which stops the blades when the operator lifts off the seat, ensuring maximum safety during operation. Additionally, a reinforced frame enhances durability, allowing it to withstand the rigors of frequent use.

Moreover, the Husqvarna Z4818BIA showcases a strong focus on technology with its easy-start ignition system and maintenance reminders, making upkeep straightforward and hassle-free.

In conclusion, the Husqvarna Z4818BIA, model 968999250, stands out as a versatile, powerful, and user-friendly mower that combines cutting-edge technology with comfort and safety features, making it an excellent choice for those seeking a high-quality zero-turn mower. Its performance, durability, and innovative characteristics ensure that it meets the demanding needs of any lawn care professional or homeowner.
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