Husqvarna 968999250 - User Manual

52 pages

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Operators Manual

968999250 / Z4818BIA

Models:

Please read these instructions carefully and make

sure you understand them before using the machine.

MANUAL NO. 539109797 REV. IR (09/18/04)

Main Page

Questions and Answers:

A
Amanda JohnsonNov 17, 2025
Why Husqvarna Lawn Mower will not start?
- P
  Patrick RamirezNov 18, 2025
  Your Husqvarna Lawn Mower might not start due to several reasons: it could be out of fuel, so you should fill the fuel tank. The engine might not be choked properly, so refer to the "TO START ENGINE" section in the Operation section. The engine could be flooded, in which case you should wait several minutes before trying again. Other potential causes include a bad spark plug (replace it), a dirty air filter (clean or replace it), a dirty fuel filter (replace it), water in the fuel (drain the tank and carburetor, refill with fresh gasoline, and replace the fuel filter), loose or damaged wiring (check all wiring), a carburetor out of adjustment (see Engine Manual), engine valves out of adjustment (contact an authorized service center/department), or extreme cold conditions (see "To start eng...
T
Tammy GreenNov 22, 2025
What to do if Husqvarna Lawn Mower has loss of power?
- W
  Wanda TaylorNov 22, 2025
  If your Husqvarna lawn mower is experiencing a loss of power, there are several potential causes. You might be cutting too much grass or going too fast, so try setting the mower to a higher cut position or reducing your speed. Check that the throttle isn't in the "CHOKE" position and adjust it if necessary. A buildup of grass, leaves, and trash under the deck can also cause this issue, so clean the underside of the mower housing. Other possible reasons include a dirty air filter (clean or replace it), low or dirty oil (check and change the oil), a faulty spark plug (clean, re-gap, or replace it), a dirty fuel filter (replace it), stale or dirty fuel (drain and refill with fresh gasoline), water in the fuel (drain the tank and carburetor, refill with fresh gasoline, and replace the fuel fil...

Husqvarna 968999250 Specifications

General

Brand	Husqvarna
Model	968999250
Category	Lawn Mower
Language	English

Summary

Good Service

Husqvarna Service Network

Information on Husqvarna's service network and customer support.

Symbols and Decals

Service Chart Overview

Summary of maintenance checks and their recommended intervals.

Safety Instructions

General Use Safety Guidelines

Basic safety practices for everyday mower operation.

Personal Protective Equipment

Essential safety gear to wear while operating the mower.

Driving on Slopes Safety

Precautions and techniques for safe operation on inclines.

Child Safety

Measures to ensure children's safety around the mower.

Transport Safety

Guidelines for safely transporting the mower.

Specifications

Customer Responsibilities Overview

Owner's duties for mower maintenance and warranty.

Assembly

Tools and Unpacking Procedure

Required tools and steps for removing the mower from its crate.

Seat and Control Lever Attachment

Steps for installing and adjusting the seat and control levers.

Removing Mower from Skid

Procedures for safely moving the mower off its shipping skid.

Tire Pressure and Assembly Check

Ensuring correct tire inflation and completing assembly checks.

Operation

Control Identification and Function

Overview of all mower controls and their functions.

Starting and Stopping Procedures

Steps for starting the engine and engaging/disengaging blades.

Engine Speed and Movement Controls

Using throttle, choke, and control levers for operation.

Adjusting Deck Cutting Height

Setting the desired grass cutting height.

Adjusting Anti-Scalp Rollers

Setting rollers to prevent deck scalping.

Mower Operation and Hill Safety

General operation and specific safety for slopes.

Transporting the Mower

Engaging IZT bypass linkages for towing.

Pre-Start Checks

Essential checks before starting the engine.

Engine Starting Procedures

Detailed steps for starting the engine.

Mowing Tips

Advice for optimal mowing results and performance.

Customer Responsibilities

Maintenance Schedule

Recommended service intervals for regular maintenance.

General Recommendations and Checks

Overall guidance for mower care and pre-use checks.

Lubrication Chart

Diagram indicating lubrication points and frequency.

Tire and Operator Presence System Care

Maintenance of tires and safety interlock systems.

Blade Care and Removal

Instructions for maintaining and removing mower blades.

Blade Sharpening

Procedure for sharpening and balancing mower blades.

Battery and V-Belt Maintenance

Care for the battery and inspection of V-belts.

Engine Oil Change

Detailed steps for changing the engine oil.

Air Filter, Oil Filter, and Spark Plugs

Maintenance of air filter, oil filter, and spark plugs.

Fuel Filter and Mower Cleaning

Replacing fuel filter and general mower cleaning.

Service and Adjustment

Pre-Adjustment Safety Precautions

Safety precautions before performing any service or adjustment.

Deck Leveling and Side-to-Side Adjustment

Steps for leveling the mower deck.

Front-to-Back Deck Adjustment

Adjusting deck height for optimal cut.

Deck Belt Replacement

Procedure for replacing the deck drive belt.

IZT Belt Replacement

Procedure for replacing the IZT transaxle belt.

Seat Adjustment

Adjusting the seat for operator comfort.

Control Lever Adjustment

Aligning and adjusting mower control levers.

Wheel Removal

Steps for removing wheels for repair or tire service.

Jump Starting Engine

Procedure for starting a mower with a weak battery.

Battery Replacement

Steps for safely replacing the mower battery.

Park Brake and Tracking Adjustment

Adjusting park brake and mower tracking.

Storage

Mower and Battery Storage Preparation

Preparing the mower and battery for long-term storage.

Engine Fuel System Preparation

Steps to protect the fuel system during storage.

Engine Oil Change for Storage

Draining and refilling engine oil for storage.

Cylinder and General Storage Tips

Protecting engine cylinders and general storage advice.

Troubleshooting Points

Engine Starting Problems

Troubleshooting issues related to engine starting.

Engine Performance Issues

Diagnosing and fixing problems like loss of power or vibration.

Operational and Cut Quality Issues

Resolving problems with mower operation and cut quality.

Electrical and Drive System Issues

Troubleshooting battery charging and drive problems.

Wiring Schematic

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Husqvarna 968999250 - User Manual

Table of Contents

Questions and Answers:

Husqvarna 968999250 Specifications

Summary

Good Service

Husqvarna Service Network

Symbols and Decals

Service Chart Overview

Safety Instructions

General Use Safety Guidelines

Personal Protective Equipment

Driving on Slopes Safety

Child Safety

Transport Safety

Specifications

Customer Responsibilities Overview

Assembly

Tools and Unpacking Procedure

Seat and Control Lever Attachment

Removing Mower from Skid

Tire Pressure and Assembly Check

Operation

Control Identification and Function

Starting and Stopping Procedures

Engine Speed and Movement Controls

Adjusting Deck Cutting Height

Adjusting Anti-Scalp Rollers

Mower Operation and Hill Safety

Transporting the Mower

Pre-Start Checks

Engine Starting Procedures

Mowing Tips

Customer Responsibilities

Maintenance Schedule

General Recommendations and Checks

Lubrication Chart

Tire and Operator Presence System Care

Blade Care and Removal

Blade Sharpening

Battery and V-Belt Maintenance

Engine Oil Change

Air Filter, Oil Filter, and Spark Plugs

Fuel Filter and Mower Cleaning

Service and Adjustment

Pre-Adjustment Safety Precautions

Deck Leveling and Side-to-Side Adjustment

Front-to-Back Deck Adjustment

Deck Belt Replacement

IZT Belt Replacement

Seat Adjustment

Control Lever Adjustment

Wheel Removal

Jump Starting Engine

Battery Replacement

Park Brake and Tracking Adjustment

Storage

Mower and Battery Storage Preparation

Engine Fuel System Preparation

Engine Oil Change for Storage

Cylinder and General Storage Tips

Troubleshooting Points

Engine Starting Problems

Engine Performance Issues

Operational and Cut Quality Issues

Electrical and Drive System Issues

Wiring Schematic

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