Instruction/ maintenance manual of the product RZ4216 Husqvarna
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Operator Manual RZ4216 / 966455801 Please read the operator’ s manual car efully and mak e sur e you understand the instructions befor e using the machine.
©2009 Husqvarna. All rights reserved. Beatrice, NE. Printed in U.S.A. In order to implement improvements, specications and designs can be altered without prior notication. Note that no legal demands can be placed based on the information contained in these instructions.
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W ARNING! Failure to follow cautious operating practices can result in serious injury to the operator or other persons. The owner must understand these instructions, and must allow only trained persons who understand these instructions to operate the mower .
5 Congratulations Thank you for purchasing a Husqvarna ride-on mower . This machine is built for superior efciency to rapidly mow primarily large areas.
6 Good Service Husqvarna’s products are sold all over the world and only in specialized retail stor es with complete service.
7 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. IMPORT ANT INFORMA TION Xxxx xxxxxx xxxxx xxxx xxxxxxxxx xxxxxx xxxxxxxxx.
8 Read Shut off engine and Keep a safe Use on slopes No passengers Operator’s remove key befor e distance fr om no greater Manual perfor ming .
9 W ARNING! This symbol means that important safety instructions need to be emphasized. It concerns your safety . Safety Instructions These instructions are for your safety . Read them car efully . General Operation Read, understand, and follow all instructions on • the machine and in the manual before starting.
10 Operate machine only in daylight or good articial • light. Do not operate the machine while under the • inuence of alcohol or drugs. W atch for trafc when operating near or crossing • roadways. Use extra care when loading or unloading the • machine into a trailer or truck.
11 Personal Safety Equipment Make sure that you have rst aid equipment close • at hand when using the machine. Never use the machine when barefoot. • Always wear protective shoes or boots, pr eferably • with steel toe caps.
12 8011-517 Ne ver allo w children to operate the machine 8011-518 K eep children awa y from work area Children T ragic accidents can occur if the operator is not alert to the presence of children. Childr en are often attracted to the machine and the mowing activity .
13 8011-516 Ne ver fill the fuel tank indoors Safe Handling of Gasoline T o avoid personal injury or property damage, use extreme car e in handling gasoline. Gasoline is extremely ammable and the vapors ar e explosive. Extinguish all cigarettes, cigars, pipes, and other 1.
14 8011-515 Ne ver driv e 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.
15 Sparking can occur when working with the battery and the heavy cables of the starter circuit. This can cause battery explosion, re or eye injury . Sparking in this circuit can not occur after the chassis cable (normally negative, black) is removed from the battery .
16 IMPORT ANT INFORMA TION The parking brake is not sufcient 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 .
17 This operator’s manual describes the Husqvarna Zero T urn Rider . The rider is tted with a Briggs & Stratton 16 HP* four -stroke overhead valve engine. T ransmission from the engine is made via belt-driven hydraulic pumps.
18 8050-003 Steering controls Steering Control Levers The machine’s speed and direction ar e continuously variable using the two steering controls. The steering controls can be moved forwar d or backward about a neutral position.
19 Throttle Control The throttle contr ol regulates the engine speed and thereby the rate of r otation of the blades. In order to incr ease or decrease the engine speed, the control is moved forwar d or back respectively . Avoid idling the engine for long periods, as ther e is a risk of fouling the spark plugs.
20 Choke Control The choke control is used for cold starts in order to provide the engine with a richer fuel mixtur e. For cold starts the throttle knob should be pushed forward all of the way . Refueling Read the safety instructions before r efueling.
21 Fuel Shut Off V alve The fuel shut off valve is located in the fuel line under the seat. Tilt seat forward for access. The fuel valve is ON when the valve is parallel to the fuel line. Rotate the valve ¼ turn clockwise to tur n fuel OFF .
22 Manual T ransport When pushing or pulling the mower , be sure to engage the EZT Hydrogear bypass linkages. The EZT bypass linkages are located on the r ear of the frame, below the rear engine guar d. Raise the deck into the highest cutting position.
23 Read the Saf ety section and following pages, if you are unfamiliar with the machine. T raining Zero turn mowers are far mor e maneuverable than typical riding mowers due to their unique steering capabilities.
24 Before Starting Read the sections Safety Instructions and • Controls befor e star ting the machine. Perfor m the daily maintenance before starting • (see Maintenance Schedule in the Maintenance section). Check that there is sufcient fuel in the fuel tank.
25 Move the steering controls outwar d to the locked (outer) neutral position. Move the throttle to the middle position. If the engine is cold, the choke control should be pushed forward to its extent.
26 8050-135 T urn to ST AR T position 8050-136 Release ignition to the R UN position 8050-010 Open the fuel valv e Open the fuel valve. Press in and turn the ignition key to the start position When the engine starts, immediately release the ignition key back to the run position.
27 Slowly slide the choke control back to the middle position when the engine has started. Set the desired engine speed with the thr ottle. Allow the engine to run at a moderate speed, “half throttle” for 3-5 minutes before loading it to heavily .
28 Running Release the parking brake by moving the lever 1. 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 rst setting the parking brake will shut off the engine.
29 W ARNING! Do not drive up or down hills with slopes greater than 10 degrees. Do not drive across slopes. Operating on Hills Read the Safety Instructions Driving on Slopes in the Saf ety Instructions . The slowest speed possible should be used • before starting up or down hills.
30 Mowing Tips Observe and ag rocks and other xed objects to • avoid collisions. Begin with a high cutting height and reduce it until • the desired mowing r esult is attained. The average lawn should be cut to 2½" (64 mm) during the cool season and over 3" (76 mm) during the hot months.
31 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. A void idling the engine for longer periods, as there is a risk of the spark plugs fouling.
32 Manual T ransport When pushing or pulling the mower , be sure to engage the EZT Hydrogear bypass linkages. The EZT bypass linkages are located on the r ear of the frame, below the rear engine guar d. Raise the deck into the highest cutting position.
33 Maintenance Schedule The following is a list of maintenance procedur es that must be perfor med on the machine. For those points not described in this manual, visit an authorized service workshop.
34 1) First change after 5-8 hours. When operating with a heavy load or at high ambient temperatures, r eplace every 50 hours. 2) In dusty conditions, cleaning and replacement ar e requir ed more often. 3) For daily use, the machine should be lubricated twice weekly .
35 Battery Y our mower is equipped with a maintenance free battery that does not need servicing. However , periodic charging of the battery with an automotive type battery charger will extend its life. Keep battery and ter minals clean.
36 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: 1. The mower deck is disengaged. 2. The steering controls ar e in the outer , locked neutral position.
37 Parking Brake Visually check that no damage is found on the lever , links, or switch belonging to the parking brake. Perfor m a standstill test and check that there is sufcient braking action. T o adjust the parking brake, contact the Husqvarna service workshop.
38 3 2 1 W ARNING! The engine and the exhaust system, become very hot during operation. Risk for burns if touched. Allow engine and exhaust system to cool at least two (2) minutes. EZT Belt T o replace EZT belt Park the mower on a level surface.
39 Adjusting the Mower Deck Check the tire pr essure before adjustment of the mower deck. See Checking Tire Pressure in Maintenance . Faulty mower deck adjustments will cause an uneven mowing result. Leveling Deck Position the mower on a level, preferably 1.
40 1 2 3 Caster Wheels Check every 200 hours. Check that wheels rotate freely . If wheels do not rotate fr eely take the unit to your dealer for service. Foam lled tires or solid tir es will void the warranty . Removal and installation of caster wheel Remove nut (1) and caster bolt (2).
41 General Remove the ignition key to prevent unintentional movements during lubrication. When lubricating with an oil can, it must be lled with engine oil. When lubricating with grease, unless otherwise stated, use a high grade molybdenum disulphide grease.
42 Front Wheel Mount Lubricate with a grease gun, one zerk for each wheel mount, until the grease is for ced out. Use only good quality bearing grease. Grease fr om well-known brand names (petrochemical companies, etc.
43 Problem Cause The engine will not start. Blade lever is engaged. • Steering controls ar e not locked in neutral • position. Driver is not sitting in driver’s seat. • Parking brake is not activated.
44 Problem Cause The engine seems weak. Clogged air lter . • Fouled spark plugs. • Carburetor incorr ectly adjusted. • The engine overheats. Clogged air intake or cooling ns. • Engine overloaded.
45 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 carbur etor and disrupt engine function.
46 8058-073.
47 HEX HEAD CAP SCREWS The torque values shown should be used as a general guideline when specic tor que values are not given. U.S. Standard Hardware Grade SAE Grade 5 SAE Grade 8 Flangelock Screw w/Flangelock Nut Shank Size (Diameter in inches, ne or coarse thread) ft.
48 *The power rating of the engines indicated is the average net power output (at specied rpm) of a typical production engine for the engine model measured to SAE standar d J1349/ISO1585. Mass production engines may dif fer from this value.
49 RZ4216 Equipment Cutting width 42" Cutting height 1½" - 4” / 2.5 cm - 10.6 cm Number of blades 2 Blade length 15" / 37 cm Sprung seat Standard Blade engagement Electric clutch Deck construction Stamped Productivity Output 2.
50 USA requirements Labels are placed on the engine and/or in the engine compartment stating that the machine will fulll the requir ements. This is also applicable to special requir ements for any of the states, (Califor nia emission rules etc.
51 Action Date, mtr reading, stamp, sign Delivery Service 1. Charge battery . 2. Adjust tire pr essure of all wheels according to T echnical Data. 3. Mount the steering controls in the normal position. 4.
52 Action Date, mtr reading, stamp, sign After the First 10 Hours 1. Change engine oil. 25-Hour Service 1. Check the fuel pump’s air lter . 2. Check the hydraulic system’s oil level. 3. Check the tire pr essures.
53 Action Date, mtr reading, stamp, sign 50-Hour Service 1. Perfor m the 25-hour service. 2. Clean/replace the air cleaner’s lter cartridge (paper lter) (shorter intervals for dusty operating conditions).
54 Action Date, mtr reading, stamp, sign At Least Once Each Y ear 1. Clean the engine’s cooling air intake (25 hours). 2. Replace the air cleaner’s pre-lter (foam) (300 hours). 3. Replace the air lter’s paper cartridge.
55 Action Date, mtr reading, stamp, sign.
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P/N 115 160926 R1 11/15/09.
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If you have not bought Husqvarna RZ4216 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Husqvarna RZ4216 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Husqvarna RZ4216 you will learn all the available features of the product, as well as information on its operation. The information that you get Husqvarna RZ4216 will certainly help you make a decision on the purchase.
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