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Precision™ Z Riding

Mowers

The Lawn-Boy Total Coverage Guarantee

A Two-Year Full Warranty (Limited Warranty for Commercial Use)

Conditions and Products Covered

Lawn-Boy® Inc. and its afliate, Lawn-Boy Warranty Company, pursuant to an agreement between them, jointly promise to repair any

Lawn-Boy Product used for normal residential purposes* if defective in materials or workmanship or if it stops functioning due to the

failure of a component. The following time periods apply from the date of purchase:

Products

Warranty Period

Precision™ Z Riding Mowers and Attachments

2 year full warranty

Batteries

1 year full warranty

This warranty covers both the cost of parts and labor, and transportation within a fteen mile radius of the servicing dealer. This

warranty applies to all consumer Precision™ Z Riding Mowers and their attachments.

Limited Warranty for Commercial Use

Lawn-Boy Precision™ Z Riding Mowers used for commercial, institutional, or rental use are warranted for 30 days against defects in

materials or workmanship, engines are covered for 90 days. Components failing due to normal wear are not covered by this warranty.

Items and Conditions Not Covered

There is no other express warranty other than for special emission system coverage on some products. This express warranty does not

cover the following:

Cost of regular maintenance service or parts, such as lters, fuel, lubricants, oil changes, spark plugs, air lter, blade sharpening,

worn blade, cable/linkage adjustments, or brake and clutch adjustments.

Any product or part which has been altered or misused or required replacement or repair due to accidents or lack of proper

maintenance.

Repairs necessary due to improper battery care, electrical supply irregularities, or failure to properly prepare the mower prior

to any period of non-use over three months.

Pickup and delivery charges for distances beyond a fteen mile radius of an Authorized Lawn-Boy Service Dealer.

Repairs or attempted repairs by anyone other than an Authorized Lawn-Boy Service Dealer using Lawn-Boy approved parts.

If you are having difculty starting your unit, please check the

Operator’s Manual

to ensure that you are using the correct starting

procedures. This can save an unnecessary visit to a Service Dealer.

Owner Responsibilities

You must maintain your Lawn-Boy Product by following the maintenance procedures described in the

Operator’s Manual

. Such routine

maintenance, whether performed by a dealer or by you, is at your expense.

Instructions for Obtaining Warranty Service

If you think that your Lawn-Boy Product contains a defect in materials or workmanship, follow this procedure:
1. Contact any Lawn-Boy Authorized or Master Service Dealer to arrange service at their dealership. To locate a dealer

convenient to you, refer to the Yellow Pages of your telephone directory (look under “Lawn Mowers") or access our website at

www.Lawn-Boy.com. You may also call our Lawn-Boy Customer Care Department toll free: 888-384-9915 (U.S. customers) or

888-746-9720 (Canada customers).

2. Bring the product and your proof of purchase (sales receipt) to the Service Dealer.
3. If for any reason you are dissatised with the Service Dealer’s analysis or with the assistance provided, call us toll free at the

numbers above or write us at: Customer Care Department, Consumer Division, Lawn-Boy Warranty Company, 8111 Lyndale

Avenue South, Bloomington, MN 55420-1196.

General Conditions

All repairs covered by these warranties must be performed by an Authorized or Master Lawn-Boy Service Dealer using Lawn-Boy

approved replacement parts. Repair by a Lawn-Boy Service Dealer is your sole remedy under these warranties.

Neither Lawn-Boy® Inc. nor Lawn-Boy Warranty Company is liable for indirect, incidental, or consequential damages

in connection with the use of the Lawn-Boy products covered by these warranties, including any cost or expense of

providing substitute equipment or service during reasonable periods of malfunction or non-use pending completion

of repairs under these warranties.
Some states do not allow exclusions of incidental or consequential damages, so the above exclusions and limitations

may not apply to you. This warranty gives you specic legal rights, and you may also have other rights which

vary from state to state.

Countries Other than the United States or Canada

Customers who have purchased Lawn-Boy products exported from the United States or Canada should contact their Lawn-Boy

Distributor (Dealer) to obtain guarantee policies for your country, province, or state. If for any reason you are dissatised with your

Distributor’s service or have difculty obtaining guarantee information, contact the Lawn-Boy importer. If all other remedies fail, you

may contact us at Lawn-Boy Warranty Company.

* Residential purposes means use of the product on the same lot as your home. Use at more than one location is considered commercial use, and the commercial use warranty would apply.

374-0075 Rev -

Summary of Contents for Precision Z340 HLX

Page 1: ...Form No 3354 946 Rev A Precision Z340 HLX Riding Mower Model No 81245 Serial No 260000001 and Up Register your product at www Lawn Boy com Original Instructions EN...

Page 2: ...ure 1 identi es the location of the model and serial numbers on the product Write the numbers in the space provided Figure 1 1 Model and serial number plate Write the product model and serial numbers...

Page 3: ...hedule s 19 Premaintenance Procedures 20 Removing and Installing the Engine Hood 20 Lubrication 20 Greasing the Bearings 20 Engine Maintenance 20 Servicing the Air Cleaner 20 Servicing the Engine Oil...

Page 4: ...gravel surfaces Do not operate the mower without either the entire grass catcher or the guard in place Be alert slow down and use caution when making turns Look behind and to the side before changing...

Page 5: ...e seriously injured or interfere with safe machine operation Children who have been given rides in the past may suddenly appear in the mowing area for another ride and be run over or backed over by th...

Page 6: ...and instruction decals as necessary Use only genuine Lawn Boy replacement parts to ensure that original standards are maintained Lawn Boy Riding Mower Safety The following list contains safety informa...

Page 7: ...Slope Chart 7...

Page 8: ...ce any decal that is damaged or lost 68 3660 68 3650 79 3140 93 1122 Manufacturer s Mark 1 Indicates the blade is identi ed as a part from the original machine manufacturer 105 7015 108 2392 108 2364...

Page 9: ...1 Explosion hazard 6 Keep bystanders a safe distance from the battery 2 No re open ame or smoking 7 Wear eye protection explosive gases can cause blindness and other injuries 3 Caustic liquid chemical...

Page 10: ...you start the engine and operate the machine Figure 4 1 Ignition switch 3 Blade control switch power take off 2 Throttle Choke 4 Headlight Switch optional Parking Brake The parking brake is automatica...

Page 11: ...ne minimum Leaded regular gasoline may be used if unleaded regular is not available Important Never use methanol gasoline containing methanol or gasohol containing more than 10 ethanol because the fue...

Page 12: ...gas away from eyes and skin Using Stabilizer Conditioner Use a fuel stabilizer conditioner in the machine to provide the following bene ts Keeps gasoline fresh during storage of 30 days or less For lo...

Page 13: ...e starter motor 5 After the engine starts move the throttle lever to Fast Figure 8 If the engine stalls or hesitates move the throttle lever back to Choke for a few seconds Then move the throttle leve...

Page 14: ...ervice Dealer repair the safety system immediately 1 While sitting on the seat with the control levers in brake position and move the blade control switch to On Try starting the engine the engine shou...

Page 15: ...ure 11 To stop push the motion control levers to neutral Stopping the Machine To stop the machine move the traction control levers to neutral and separate to the brake position disengage the blade con...

Page 16: ...Figure 14 Figure 14 1 Control lever 3 Control arm shaft 2 Bolt 3 Repeat the adjustment for the opposite control lever Pushing the Machine by Hand Important Always push the machine by hand Never tow th...

Page 17: ...r damaged replace it immediately Never put your hands or feet under the mower Never try to clear discharge area or mower blades unless you move the blade control switch to Off and rotate the ignition...

Page 18: ...ormal setting When Stopping If the machine s forward motion must be stopped while mowing a clump of grass clippings may drop onto your lawn To avoid this move onto a previously cut area with the blade...

Page 19: ...he engine under heavy load or in high temperatures Change the oil lter Check the spark plug Every 300 hours Clean the combustion chamber Yearly or before storage Clean the cooling system more often in...

Page 20: ...l moving parts to stop before leaving the operating position 3 Clean the grease ttings Figure 17 and Figure 18 with a rag Make sure to scrape any paint off of the front of the tting s Figure 17 1 Fron...

Page 21: ...ers Cleaning the Foam Element 1 Wash the foam element in warm soapy water or non ammable solvent Squeeze the element but do not twist and allow it to dry thoroughly Figure 20 Do not use gasoline as a...

Page 22: ...ervicing the Engine Oil Check the oil level before each use or after every 8 hours Change the oil after the rst 20 operating hours and every 100 operating hours thereafter Oil Type Detergent oil API s...

Page 23: ...e 24 12 Check the oil level refer to Checking the Oil Level in Engine Maintenance page 20 13 Slowly add additional oil to bring it to the full mark Changing the Oil Filter Replace the oil lter every 1...

Page 24: ...re 27 1 Spark plug wire 3 Remove the spark plug and sealing washer Checking the Spark Plug 1 Look at the center of the spark plug Figure 28 If you see light brown or gray on the insulator the engine i...

Page 25: ...ter because the fuel tank is empty 7 Install the fuel line onto the fuel lter Slide the hose clamp close to the fuel lter to secure the fuel line Figure 29 Replacing the Fuel Filter Replace the fuel l...

Page 26: ...cable before disconnecting the positive red cable Always connect the positive red battery cable before connecting the negative black cable 5 Slide the rubber cover up the positive red cable Disconnec...

Page 27: ...rature is below 32 F 0 C 1 Remove the battery from the chassis refer to Removing the Battery 2 Check the electrolyte level refer to Checking the Electrolyte Level 3 Make sure that the vent caps are in...

Page 28: ...or shredding the grass blades Tearing and shredding turns grass brown at the edges which slows growth and increases the chance of disease Check the cutter blades daily for sharpness and for any wear...

Page 29: ...stalling the Blades A blade that is bent or damaged could break apart and could seriously injure or kill you or bystanders Always replace bent or damaged blade with a new blade Never le or create shar...

Page 30: ...cut on your lawn 1 Park the machine on a level surface and disengage the blade control switch 2 Move the motion control levers to the brake position stop the engine remove the key and wait for all mo...

Page 31: ...length is not a 3 4 inch 19 mm remove the hairpin cotter and washer from the end of the adjusting rod Figure 42 and turn the rod until the 3 4 inch 19 mm dimension is obtained 7 Install the end of th...

Page 32: ...y and wait for all moving parts to stop before leaving the operating position 3 Lower the height of cut lever to the lowest position 4 Remove the hairpin cotter and clevis pin from the front support r...

Page 33: ...e personal injury Be careful when removing the spring 6 Route the new belt around the engine pulley and mower pulleys Figure 47 7 Pull the idler pulley in the direction shown in Figure 47 and route th...

Page 34: ...o short stand off on deck Secure rear end of rod into the mower with a nut 3 8 inch Figure 48 Important The grass de ector must be spring loaded in the down position Lift the de ector up to test that...

Page 35: ...ne to three minutes to remove excess water A broken or missing washout tting could expose you and others to thrown objects or blade contact Contact with blade or thrown debris can cause injury or deat...

Page 36: ...oner is most effective when mixed with fresh gasoline and used at all times Run the engine to distribute the conditioned fuel through the fuel system 5 minutes Stop the engine allow it to cool and dra...

Page 37: ...Dirt water or stale fuel is in fuel system 5 Contact an Authorized Service Dealer 1 The blade control switch is engaged 1 Move the blade control switch to Disengaged 2 The motion control levers are n...

Page 38: ...ow 10 Add oil to the crankcase 1 The engine load is excessive 1 Reduce ground speed 2 The air cleaner is dirty 2 Clean the air cleaner element 3 The oil level in the crankcase is low 3 Add oil to the...

Page 39: ...the blade s 2 A cutting blade s is are bent 2 Install a new cutting blade s 3 The mower is not level 3 Level the mower from side to side and front to rear 4 An anti scalp wheel is not set correctly 4...

Page 40: ...Schematics Electrical Diagram Rev B 40...

Page 41: ......

Page 42: ......

Page 43: ...heduled for replacement as required maintenance in the written instructions must be warranted for the warranty period of two years If any such part fails during the period of warranty coverage it must...

Page 44: ...in the Operator s Manual Such routine maintenance whether performed by a dealer or by you is at your expense Instructions for Obtaining Warranty Service If you think that your Lawn Boy Product contain...

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