Husqvarna RZ4623 / 966678201, RZ5424 / 966659301, RZ4824F / 966678301 Battery, Replacing battery

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MAINTENANCE

Battery

Your mower is equipped with a maintenance free battery and does not need servicing. However, periodic charging of the battery with an automotive type battery charger will extend its life.

•Keep battery and terminals clean.

•Keep battery bolts tight.

•See chart for charging times.

WARNING!

Always wear eye protection when around batteries.

Cleaning battery and terminals

Corrosion and dirt on the battery and terminals can cause the battery to “leak” power.

1.Open the terminal access doors.

2.Disconnect BLACK battery cable first, then the RED battery cable and remove the battery from the machine.

3.Rinse the battery with plain water and dry.

4.Clean terminals and battery cable ends with wire brush until shiny.

5.Coat terminals with grease or petroleum jelly.

6.Reinstall battery.

Replacing battery

1.Lift seat and rotate forward.

2.Using two ½" wrenches disconnect BLACK battery cable then RED battery cable.

3.Position deck to lowest setting.

4.Front underside of frame, remove the nuts that secure the battery hold-down.

5.Carefully remove the battery from the mower.

6.Install new battery with terminals in the same position as the old battery.

7.Reinstall battery hold-down and secure with nuts removed in Step 4.

8.Reconnect RED battery cable to positive (+) battery terminal with bolt and hex nut.

9.Connect BLACK grounding cable to negative (-) battery terminal with remaining hex bolt and hex nut

10.Replace terminal boot cover.

11.Lower seat

STANDARD

STATE

APPROXIMATE BATTERY CHARGING TIME*

 

 

TO FULL CHARGE AT 80OF / 27OC

BATTERY

OF

 

 

 

 

 

Maximum Rate at:

 

 

 

 

 

 

CHARGE

 

 

 

 

 

50 Amps

30 Amps

20 Amps

10 Amps

 

 

 

 

 

 

 

 

12.6V

100%

- FULL CHARGE -

 

 

 

 

 

 

12.4V

75%

20 min.

35 min.

48 min.

90 min.

 

 

 

 

 

 

12.2V

50%

45 min.

75 min.

95 min.

180 min.

 

 

 

 

 

 

12.0V

25%

65 min.

115 min.

145 min.

280 min.

 

 

 

 

 

 

11.8V

0%

85 min.

150 min.

195 min.

370 min.

 

 

 

 

 

 

*Charging time depends on battery capacity,

condition, age, temperature and efficiency of charger

IMPORTANT INFORMATION

Do not attempt to open or remove caps or covers. Adding or checking level of electrolyte is not necessary.

Always use two wrenches for the terminal screws.

WARNING!

Do not short battery terminals by allowing a wrench or any other object to contact both terminals at the same time. Before connecting battery, remove metal bracelets, wristwatch bands, rings, etc.

Positive terminal must be connected first to prevent sparks from accidental grounding.

8050-109

Remove battery hold-down to replace battery

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Contents Operator Manual All rights reserved Contents Page Introduction Good Service Manufacturing NumberSymbols and decals Xxxx xxxxxx xxxxx xxxx Xxxxxx xxxxxxxxx. xx xxxxxxxxManual Safety Safety InstructionsGeneral Operation Never take passengers Personal Safety Equipment Slope OperationChildren Safe Handling of Gasoline General Maintenance Risk of sparking Regularly clean deck TransportControls Control LocationsSteering Control Levers Blade Switch Parking BrakeThrottle Control Ignition Switch Choke ControlFuses Fuel Tank Cutting Height Adjuster Fuel Shut Off ValveAlways raise the deck to the highest position for transport Seat Adjustment Lever Hour MeterTracking Knob Training SteeringBefore Starting Starting the EngineSet the throttle Turn to the start position Weak Battery Jumper CablesTo remove cables, reverse order Running Secure selected cutting heightOperating On Hills Mowing Tips Stopping the Engine Disengage the mower deck and move throttle to minimumManual Transport Maintenance Maintenance ScheduleDaily Maintenance interval Least Hours Once Each Before After Year 100 300Daily At least Maintenance Once Interval Each Hours Year Before After 100 300Battery Replacing batterySafety System Fuel Pump Air FilterTire Pressures Deck belt installation BeltsDeck Belt Blade replacement Cutting BladesAdjusting the Mower Deck Leveling deckAnti-scalp Rollers Cleaning Use protective glasses when cleaning and washingCaster Wheels HardwareLubrication GeneralFront Wheel Mount Front Wheel BearingsDeck Spindles TransmissionTroubleshooting Troubleshooting Service StorageWinter Storage Schematics Technical Data RZ4222F RZ4621 RZ4621 BF RZ4621 CA EngineTransmission Dimension RZ4222F RZ4621 RZ4621 BF RZ4621 CA FrameRZ4623 RZ4824F Engine RZ4623 RZ4824F Frame RZ5424 Engine Dimensions RZ5424 FrameTorque Specifications AccessoriesStandard Hardware Metric Standard HardwareCONForMITY Certificates USA requirementsService Journal Delivery ServiceHour Service After the First 10 HoursPerform the 25-hour service At Least Once Each Year Service Journal Page 115 384327R1 08/26/10

RZ4222F / 966659401, RZ4621 BF / 966676501, RZ4621, RZ4621 CA, RZ4824F / 966678301 specifications

Husqvarna has long been a leader in outdoor power equipment, and its line of zero-turn mowers epitomizes innovation and performance. Among their notable models are the Husqvarna RZ4222F, RZ4621, RZ4824F, and RZ4621 BF, each designed to offer professional-grade results for both residential and commercial users.

The Husqvarna RZ4222F (966659401) features a robust 22 HP engine, providing ample power for tackling tough mowing tasks. With a 42-inch cutting deck, it balances maneuverability and efficiency, making it ideal for medium to large lawns. The RZ4222F is equipped with a dual hydrostatic transmission, allowing for smooth operation and improved control on varied terrain. Its ergonomic design includes an adjustable seat and easy-to-reach controls, ensuring comfort during extended use.

Moving on to the Husqvarna RZ4621, this model offers a 21 HP engine paired with a 46-inch cutting deck. It incorporates a commercial-grade hydrostatic transmission, providing exceptional speed and precision. The RZ4621 is admired for its advanced cutting technology, which delivers a clean and even cut thanks to its reinforced cutting deck. Its compact design enhances maneuverability in tight spaces, making it a versatile option for any landscaping challenge.

For those requiring a more powerful machine, the Husqvarna RZ4824F (966678301) stands out with its 24 HP engine and a 48-inch cutting deck. This model harnesses premium features like a heavy-duty frame, high-speed settings, and a wide range of cutting height adjustments, ensuring optimal performance in various conditions. The RZ4824F demonstrates Husqvarna's commitment to durability, offering an impressive lifespan even under rigorous usage.

Lastly, the RZ4621 BF (966676501) integrates advanced features aimed at user convenience and efficiency. With its durable construction and powerful engine, it excels in delivering professional-grade results. The RZ4621 BF is designed with user-friendly controls and enhanced visibility, allowing operators to maintain focus on their mowing tasks.

Each of these Husqvarna mowers features a blend of innovative technologies and user-oriented design. They are equipped with maintenance-friendly features like easy-to-access oil and filter replacements, ensuring longevity and reliability. The combination of power, precision, and comfort makes the Husqvarna RZ series a favored choice among homeowners and landscaping professionals alike. Whether you need a compact model for residential use or a robust machine for commercial applications, Husqvarna's range has a solution to meet your needs, ensuring a beautiful, well-manicured lawn with every pass.
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