Husqvarna RZ4621 BF / 966676501 - Manuals

7 SymbOlS AnD DeCAlS R N these symbols are found on the machine and in the operator’s manual.Study them carefully so that you know what they mean. IMPORTANT INFORMATION Xxxx xxxxxx xxxxx xxxx xxxxxxxxx xxxxxx xxxxxxxxx. xx xxxxxxxx xxxx xxxxxx. Reverse neutral fast Slow Choke fuel Warning! Parking b...

9 SAfety Safety Instructions these instructions are for your safety. Read them carefully. IMPORTANT: tHIS CUttInG mACHIne IS CAPAble Of AmPUtAtInG HAnDS AnD feet AnD tHROWInG ObJeCtS. fAIlURe tO ObSeRVe tHe fOllOWInG SAfety InStRUCtIOnS COUlD ReSUlt In SeRIOUS InJURy OR DeAtH. General Operation Read...

11 SAfety Personal Safety Equipment 8011-670a Personal protective equipment 6003-004 Mow up and down, not side to side make sure that you have first aid equipment close • at hand when using the machine.never use the machine when barefoot. • Always wear protective shoes or boots, preferably • with st...

12 SAfety 8011-509 Be extra cautious when driving on slopes 8011-517 Never allow children to operate the machine 8011-518 Keep children away from work area Children tragic accidents can occur if the operator is not alert to the presence of children. Children are often attracted to the machine and th...

13 SAfety Safe Handling of Gasoline to avoid personal injury or property damage, use extreme care in handling gasoline. Gasoline is extremely flammable and the vapors are explosive. extinguish all cigarettes, cigars, pipes, and other • sources of ignition.Use only approved gasoline containers. • nev...

14 SAfety 8011-515 Never drive the machine in an enclosed space General Maintenance never operate machine in a closed area. • Keep all nuts and bolts tight to be sure the • equipment is in safe working condition.never tamper with safety devices. Check their • proper operation regularly.Keep machine ...

16 SAfety IMPORTANT INFORMATION The parking brake is not sufficient to lock the machine in place during transport. Ensure that the machine is well fastened to the transport vehicle. Always reverse the machine onto the transport vehicle to avoid tipping it over. 8011-514 Regularly clean deck WARNING!...

17 COntROlS this operator’s manual describes the Husqvarna Zero turn Rider. the rider is fitted with a four-stroke overhead valve engine.transmission from the engine is made via a belt- Control Locations Steering control levers 1. Parking brake 2. tracking adjustment 3. fuel shut off valve 4. fuses ...

18 COntROlS 8058-022 Steering controls Steering Control Levers the machine’s speed and direction are continuously variable using the two steering controls. the steering controls can be moved forward or backward about a neutral position. furthermore, there is a neutral position, which is locked if th...

19 COntROlS Parking Brake 8058-020 Parking brake released IMPORTANT INFORMATION The machine must stand absolutely still when applying the parking brake. Always set the parking brake before dismounting. Release the parking brake before moving the mower. Blade Switch In order to engage the mower deck,...

20 COntROlS 8052-001 Choke control Ignition Switch the ignition key is placed on the control panel and is used to start and stop the engine. Fuses fuses are located on the left hand side of the machine. they are accessed by tilting the seat forward. they are flat pin fuses of the same type used in a...

21 COntROlS Fuel Tank Read the safety instructions before refueling. the machine has one fuel tank, just behind the console. the tank capacity is 4 gallons (15.1 liters).Regularly check the gas cap gasket for damage and keep the cap properly tightened.the engine will run on a minimum of 85-octane un...

22 COntROlS Fuel Shut Off Valve the fuel shut off valve is located at the left rear of the seat. the valve is off when the handle tab is turned perpendicular to the fuel line. 8011-419 Fuel shut off valve in the CLOSED position Cutting Height Adjuster to set the desired deck cutting height, press th...

23 COntROlS Seat Adjustment Lever the seat can be adjusted lengthways. When making adjustments, the lever under the right side of the seat is pulled up, after which the seat can be moved backward or forward. 8058-023 Lengthways adjustment Hour Meter the hour meter displays the total operating time.I...

24 OPeRAtIOn Read “Safety Instructions” section and following pages, if you are unfamiliar with the machine. Training Zero turn mowers are far more maneuverable than typical riding mowers due to their unique steering capabilities.We suggest that this section be reviewed in its entirety prior to atte...

25 OPeRAtIOn Before Starting Read the sections Safety Instructions and • Controls before starting the machine.Perform the daily maintenance before starting • (see maintenance Schedule in the maintenance section).Check that there is sufficient fuel in the fuel tank. • Adjust the seat to the desired p...

27 OPeRAtIOn When the engine starts, immediately release the ignition key back to the run position. IMPORTANT INFORMATION Do not run the starter for more than 5 seconds each time. If the engine does not start, wait approximately 10 seconds before retrying. WARNING! Engine exhaust and certain vehicle...

28 OPeRAtIOn Weak Battery If “jumper cables” are used for emergency starting, follow this procedure: Jumper Cables Connect each end of the ReD cable to the • POSItIVe (+) terminal on each battery, taking care not to short against chassis.Connect one end of the blACK cable to the • neGAtIVe (-) termi...

29 OPeRAtIOn Running Release the parking brake by pushing the top 1. release button in and moving the lever downward. nOte: the mower is equipped with an operator presence system. When the engine is running, any attempt by the operator to leave the seat without first setting the parking brake will s...

30 OPeRAtIOn engage the mower deck by pulling out the blade 6. switch.move throttle control to full throttle. 7. the machine’s speed and direction are continuously variable using the two steering controls. When both controls are in the neutral position, the machine stands still. by moving both contr...

31 OPeRAtIOn Mowing Tips Observe and flag rocks and other fixed objects to • avoid collisions.begin with a high cutting height and reduce it • until the desired mowing result is attained. the average lawn should be cut to 2½" (64 mm) during the cool season and over 3" (76 mm) during the hot ...

32 OPeRAtIOn IMPORTANT INFORMATION Leaving the ignition switch in any other position than “OFF” will cause the battery to be discharged. Stopping the Engine Allow the engine to idle a minute in order to attain normal operating temperature before stopping it, if it has been worked hard. Avoid idling ...

33 OPeRAtIOn Manual Transport When pushing or pulling the mower, engage the eZt (Integrated Zeroturn transaxle) bypass linkages. the eZt bypass linkages are located on the rear of the frame, below the rear engine guard. Raise the deck into the highest cutting 1. position.Pull the eZt bypass linkages...

34 mAIntenAnCe Maintenance Schedule the following is a list of maintenance procedures that must be performed on the machine. for those points not described in this manual, visit an authorized service workshop. An annual service carried out by 1) first change after 8-10 hours. When operating with a h...

36 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 ...

37 mAIntenAnCe Safety System the machine is equipped with a safety system that prevents starting or driving under the following conditions.the engine can only be started when: the mower deck is disengaged. 1. the steering controls are in the outer, locked 2. neutral position.the parking brake is on....

38 mAIntenAnCe Parking Brake Visually check that no damage is found on the lever, cables, or switch belonging to the parking brake. Perform a standstill test and check that there is sufficient braking action.to adjust the parking brake, contact the Husqvarna service workshop. IMPORTANT INFORMATION T...

39 mAIntenAnCe V-belts Check every 100 hours of operation. Check for severe cracking and large nicks.nOte: the belt will show some small cracks in normal operation.the belts are not adjustable. Replace belts if they begin to slip from wear. Deck Belt Park on a level surface. Apply parking brake. 1. ...

40 mAIntenAnCe 2 1 3 Blade replacement Remove blade bolt by turning counterclockwise. 1. Install new or resharpened blade with stamped 2. “GRASS SIDe” facing towards ground/grass (down) or “tHIS SIDe UP” facing deck and cutter housing.Install and tighten blade bolt securely. 3. torque blade bolt to ...

41 mAIntenAnCe Adjusting the Mower Deck Leveling deck Adjust the deck while the mower is on a level surface. make sure the tires are inflated to the correct pressure. See “technical Data” under transmission. If tires are under or over inflated, the deck cannot be properly adjusted.the deck should be...

43 mAIntenAnCe 1 4 2 3 Caster Wheels Check every 200 hours. Check that wheels rotate freely. If wheels do not rotate freely take the unit to your dealer for service.foam filled tires or solid tires will void the warranty.Removal and installation of caster wheelRemove nut and caster bolt.Pull the whe...

44 lUbRICAtIOn General Remove the ignition key to prevent unintentional movements during lubrication.When lubricating with an oil can, it must be filled with engine oil.When lubricating with grease, unless otherwise stated, use a high grade molybdenum disulphide grease.for daily use, the machine sho...

45 lUbRICAtIOn Front Wheel Mount lubricate with a grease gun, one zerk for each wheel mount, until the grease is forced out.Use only good quality bearing grease.Grease from well-known brand names (petrochemical companies) usually maintains a good quality. Front Wheel Bearings lubricate with a grease...

46 tROUbleSHOOtInG Problem Cause engine will not start blade switch is engaged. • Steering controls are not locked in the neutral position • Parking brake is not activated • battery is dead • Contamination in the carburetor or fuel line. • fuel supply is closed or the shutoff valve for the fuel tank...

48 StORAGe Winter Storage At the end of the mowing season, the machine should be readied for storage (or if it will not be in use for longer than 30 days). fuel allowed to stand for long periods of time (30 days or more) can leave sticky residues that can plug the carburetor and disrupt engine funct...

50 teCHnICAl DAtA RZ4222F / 966659401 RZ4621 / 966659101 RZ4621 BF / 966676501 RZ4621 CA / 966659201 Engine manufacturer briggs & Stratton briggs & Stratton type endurance endurance Power 22 hp 1,2) 21 hp 1,2) lubrication Pressure with oil filter Pressure with oil filter fuel min 87 octane u...

51 teCHnICAl DAtA RZ4222F / 966659401 RZ4621 / 966659101 RZ4621 BF / 966676501 RZ4621 CA / 966659201 Frame Cutting Width 42" / 107cm 46" / 117cm Cutting Height 1.5 - 4" / 3.8 - 10.2 cm 1.5 - 4" / 3.8 - 10.2 cm Uncut Circle 0 0 number of blades 3 2 blade length 22¾" / 57.8 cm 15&#...

53 teCHnICAl DAtA RZ4623 / 966678201 RZ4824F / 966678301 Frame Cutting Width 46" / 117cm 48" / 117cm Cutting Height 1.5 - 4" / 3.8 - 10.2 cm 1.5 - 4" / 3.8 - 10.2 cm Uncut Circle 0 0 number of blades 2 3 blade length 22.75" / 58 cm 16.25" / 41 cm nose Rollers no yes Sprung Se...

55 teCHnICAl DAtA RZ5424 / 966691901 RZ5424 / 966659301 Frame Cutting Width 54" / 137cm 54" / 137cm Cutting Height 1.5 - 4" / 3.8 - 10.2 cm 1.5 - 4" / 3.8 - 10.2 cm Uncut Circle 0 0 number of blades 3 3 blade length 18¼" / 46.4 cm 18¼" / 46.4 cm nose Rollers no no Sprung Seat...

56 teCHnICAl DAtA engine crankshaft bolt 50 ft/lb (67 nm) Deck pulley bolts 150 ft/lb (203 nm) lug nuts 75 ft/lb (100 nm) blade bolt 90 ft/lb (122 nm) Standard ¼" fasteners 9 ft/lb (12 nm) Standard 5 / 16 " fasteners 18 ft/lb (25 nm) Standard 3 / 8 " fasteners 33 ft/lb (44 nm) Standard 7...

57 COnfORmIty CeRtIfICAteS USA requirements labels are placed on the engine and/or in the engine compartment stating that the machine will fulfill the requirements. this is also applicable to special requirements for any of the states, (California emission rules etc.). Do not remove any of these lab...

SeRVICe JOURnAl Action Date, mtr reading, stamp, sign 58 Delivery Service Charge the battery q Adjust the tire pressure of all wheels to 15 PSI (1 bar) q mount the steering controls in the normal position q Connect the contact box to the cable for the seat’s safety switch q Check that the right amou...

SeRVICe JOURnAl Action Date, mtr reading, stamp, sign 59 59 SeRVICe JOURnAl Action Date, mtr reading, stamp, sign Action Date, mtr reading, stamp, sign 25-Hour Service Check the fuel pump’s air filter q Sharpen/Replace mower blades if required q Check the tire pressures q Check battery with cables q...

SeRVICe JOURnAl Action Date, mtr reading, stamp, sign 61 61 SeRVICe JOURnAl Action Date, mtr reading, stamp, sign Action Date, mtr reading, stamp, sign At Least Once Each Year Clean the engine’s cooling air intake (25 hours) q Replace the air cleaner’s pre-filter (foam) (300 hours) q Replace the air...