LR122 OWNER'S MANUAL
SAFETY RULES Safe Operation Practices for Ride-On Mowers 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. I. GENERAL OPERATION • Read, understand, and follow all instructions in the manual and on the machine before starting. Only allow responsible adults, who are familiar with the instructions, to operate the machine.
CONGRATULATIONS on your purchase of a new Tractor. It has been designed, engineered and manufactured to give you the best possible dependability and performance. Should you experience any problem you cannot easily remedy, please contact your nearest authorized service facility. We have competent, well-trained technicians and the proper tools to service or repair this unit. Please read and retain this manual. The instructions will enable you to assemble and maintain your unit properly.
CONTENTS OF HARDWARE PACK Parts Bag contents shown full size Parts packed separately in carton (2) Hex Bolts 5/16-18 x 1 (2) Weld Nuts #10 Seat Mulcher Plate (2) Lock Washers #10 (2) Washers 3/16 x 3/4 x 16 Gauge Steering Wheel (2) Acorn Nuts 5/16-18 (2) Locknuts 5/16-18 Steering Sleeve (2) Screws #10 x 5/8 Manual Parts Bag Parts bag contents not shown full size (1) Shoulder Bolt 5/16-18 (2) Latch Hook Assemblies (1) Hex Bolt 1/2-13 x 1 (1) Lock Washer 1/2 Steering Wheel Insert (1) Knob wi
ASSEMBLY TOOLS REQUIRED FOR ASSEMBLY INSERT 3/8 HEX BOLT A socket wrench set will make assembly easier. Standard wrench sizes are listed. (1) 9/16" wrench Pliers (1) 3/4" wrench Tire pressure gauge (2) 1/2" wrenches Phillips Screwdriver Utility knife When right and left hand are mentioned in this manual, it means when you are in the operating position (seated behind the steering wheel).
ASSEMBLY TO INSTALL MULCHER PLATE HOW TO SET UP YOUR TRACTOR PREPARE MOWER DECK (See Fig. 4) • Using holes provided in mower deck, install 5/16-18x1 hex bolts, 5/16-18 locknuts, and 5/16-18 acorn nuts. • Install hex bolt from under mower deck and tighten locknut securely. Assemble and tighten acorn nut on hex bolt. CHECK BATTERY (See Fig. 2) • • Lift seat pan to raised position and open battery box door.
ASSEMBLY ✓ CHECKLIST CAUTION: Do not remove discharge guard from mower. Raise and hold guard when attaching mulcher plate and allow it to rest on plate while in operation. BEFORE YOU OPERATE AND ENJOY YOUR NEW TRACTOR, WE WISH TO ASSURE THAT YOU RECEIVE THE BEST PERFORMANCE AND SATISFACTION FROM THIS QUALITY PRODUCT. PLEASE REVIEW THE FOLLOWING CHECKLIST: ✓ All assembly instructions have been completed. ✓ No remaining loose parts in carton. ✓ Battery is properly prepared and charged.
OPERATION KNOW YOUR TRACTOR READ THIS OWNER'S MANUAL AND SAFETY RULES BEFORE OPERATING YOUR TRACTOR. Compare the illustrations with your Tractor to familiarize yourself with the location of various controls and adjustments. Save this manual for future reference. THROTTLE/CHOKE CONTROL FUEL CAP MOWER LIFT LEVER CLUTCH/BRAKE PEDAL LIGHT SWITCH (IF SO EQUIPPED) ATTACHMENT CLUTCH LEVER GEAR SHIFT LEVER PARKING BRAKE LEVER IGNITION SWITCH FIG.
OPERATION WEAR YOUR SAFETY GLASSES FORESIGHT IS BETTER THAN NO SIGHT The operation of any tractor can result in foreign objects thrown into the eyes, which can result in severe eye damage. Always wear safety glasses or eye shields before starting your tractor and while moving. We recommend a wide vision safety mask over spectacles or standard safety glasses. HOW TO USE YOUR TRACTOR PARKING BRAKE “ENGAGED” ATTACHMENT CLUTCH LEVER “ENGAGED” TO SET PARKING BRAKE (See Fig.
OPERATION • • • The average lawn should be cut to approximately 2-1/2 inches during the cool season and to over 3 inches during hot months. For healthier and better looking lawns, mow often and after moderate growth. For best cutting performance, grass over 6 inches in height should be mowed twice. Make the first cut relatively high; the second to desired height.• The average lawn should be cut to approximately 2-1/2 inches during the cool season and to over 3 inches during hot months.
OPERATION TO START ENGINE (See Fig. 8) • When starting the engine for the first time or if the engine has run out of fuel, it will take extra cranking time to move fuel from the tank to the engine. • Sit on seat in operating position, depress clutch/brake pedal and set parking brake. • Place gear shift lever in neutral (N) position. • Move attachment clutch to “DISENGAGED” position. • Move throttle control to choke position. NOTE: Before starting, read the warm and cold starting procedures below.
CUSTOMER RESPONSIBILITIES MAINTENANCE SCHEDULE FILL IN DATES AS YOU COMPLETE REGULAR SERVICE Check Brake Operation Check Tire Pressure T R A C T 0 R Check Operator Presence and Interlock Systems Check for Loose Fasteners S S GE RS S UR OUR OU SON ORA UR O H O H H A 0 ST E 8H SE 25 50 10 Y RE Y Y Y Y RE R R R R R O O E E F E E E F SERVICE EV EV EV EV EV BE BE E US H AC ✔ ✔ ✔ ✔ ✔ ✔ Sharpen/Replace Mower Blades 7 4 Lubrication Chart Check Battery Level ✔ 6 Clean Battery and Terminals Check Transax
CUSTOMER RESPONSIBILITIES TRACTOR TRAILING EDGE UP MANDREL ASSEMBLY BLADE Always observe safety rules when performing any maintenance. CENTER HOLE BRAKE OPERATION If tractor requires more than six (6) feet stopping distance at high speed in highest gear, then brake must be adjusted. (See “TO ADJUST BRAKE” in the Service and Adjustments section of this manual). LOCK WASHER STAR FLAT WASHER HEX BOLT (GRADE 8)* *A GRADE 8 HEAT TREATED BOLT CAN BE IDENTIFIED BY SIX LINES ON THE BOLT HEAD.
CUSTOMER RESPONSIBILITIES • • • • • Disconnect BLACK battery cable first then RED battery cable and remove battery from tractor. Rinse the battery with plain water and dry. Clean terminals and battery cable ends with wire brush until bright. Coat terminals with grease or petroleum jelly. Reinstall battery (See “REPLACING BATTERY” in the SERVICE AND ADJUSTMENTS section of this manual).
SERVICE AND ADJUSTMENTS CAUTION: BEFORE PERFORMING ANY SERVICE OR ADJUSTMENTS: • • • • • • Depress clutch/brake pedal fully and set parking brake. Place gearshift lever in neutral (N) position. Place attachment clutch in “DISENGAGED” position. Turn ignition key “OFF” and remove key. Make sure the blades and all moving parts have completely stopped. Disconnect spark plug wire from spark plug and place wire where it cannot come in contact with plug. TO REMOVE MOWER (See Fig.
SERVICE AND ADJUSTMENTS TO LEVEL MOWER HOUSING (See Figs. 20-23) ATTACHMENT LIFT LEVER Adjust the mower while tractor is parked on level ground or driveway. Make sure tires are properly inflated. If tires are over or under inflated, you will not properly adjust your mower. NOTE: One rotation of trunnion nut is equivalent to approximately 1/8 inch of height change. Be sure upper and lower nuts are tightened against trunnion after adjustment has been completed.
SERVICE AND ADJUSTMENTS TO REPLACE MOTION DRIVE BELT (See Fig. 25) TO ADJUST BRAKE (See Fig. 24) Your tractor is equipped with an adjustable brake system which is mounted on the right side of the transaxle. If tractor requires more than six (6) feet stopping distance at high speed in highest gear, then brake must be adjusted. • Depress clutch/brake pedal and engage parking brake. • Measure distance between brake operating arm and nut “A” on brake rod.
SERVICE AND ADJUSTMENTS TO ADJUST STEERING WHEEL ALIGNMENT TO START ENGINE WITH A WEAK BATTERY (See Fig. 27) If steering wheel crossbars are not horizontal (left to right) when wheels are positioned straight forward, remove steering wheel and reassemble per instructions in the Assembly section of this manual. CAUTION: Lead-acid batteries generate explosive gases. Keep sparks, flame and smoking materials away from batteries. Always wear eye protection when around batteries.
SERVICE AND ADJUSTMENTS REPLACING BATTERY (See Fig. 28 and 29) INTERLOCKS AND RELAYS Loose or damaged wiring may cause your tractor to run poorly, stop running or prevent it from starting. • Check wiring. See the electrical wiring diagram in the Repair Parts section. CAUTION: 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.
STORAGE Immediately prepare your tractor for storage at the end of the season or if the tractor will not be used for 30 days or more. ENGINE FUEL SYSTEM IMPORTANT: IT IS IMPORTANT TO PREVENT GUM DEPOSITS FROM FORMING IN ESSENTIAL FUEL SYSTEM PARTS SUCH AS CARBURETOR, FUEL FILTER, FUEL HOSE, OR TANK DURING STORAGE. ALSO, EXPERIENCE INDICATES THAT ALCOHOL BLENDED FUELS (CALLED GASOHOL OR USING ETHANOL OR METHANOL) CAN ATTRACT MOISTURE WHICH LEADS TO SEPARATION AND FORMATION OF ACIDS DURING STORAGE.
TROUBLESHOOTING POINTS PROBLEM CAUSE CORRECTION Will not start 1. 2. 3. 4. 5. 6. 7. Out of fuel. Engine not “CHOKED” properly. Engine flooded. Bad spark plug. Dirty air filter. Dirty fuel filter. Water in fuel. 1. 2. 3. 4. 5. 6. 7. 8. 9. Loose or damaged wiring. Carburetor out of adjustment. 8. 9. 10. Hard to start Engine valves out of adjustment. 10. Fill fuel tank. See “TO START ENGINE” in Operation section. Wait several minutes before attempting to start. Replace spark plug.
TROUBLESHOOTING POINTS PROBLEM CAUSE CORRECTION Engine continues to run when operator leaves seat with attachment clutch engaged 1. Faulty operator-safety presence control system. 1. Check wiring, switches and connections. If not corrected, contact an authorized service center/ department. Poor cut - uneven 1. 2. 3. 4. 5. Worn, bent or loose blade. Mower deck not level. Buildup of grass, leaves, and trash under mower. Bent blade mandrel.
TRACTOR - - MODEL NUMBER LR122 (954140014A) SCHEMATIC RED BLACK BATTERY RED RED FUSE 30 AMP. M STARTER BLACK WHITE SOLENOID S B M G L CLUTCH / BRAKE (PEDAL UP) WHITE SEAT SWITCH (NOT OCCUPIED) IGNITION SWITCH WHITE BLACK BLACK BLACK ATT'MENT CLUTCH (CLUTCH OFF) BLACK IGNITION UNIT BLACK GROUNDING CONNECTOR SPARK PLUG BLUE CHARGING SYSTEM OUTPUT 3 AMP DC @ 3600 RPM AFTER FIRE SOLENOID (IF SO EQUIPPED) 28 VOLTS AC MIN.
REPAIR PARTS TRACTOR - - MODEL NUMBER LR122 (954140014A) ELECTRICAL 25 2 1 70 36 26 30 24 3 8 22 21 5 6 20 4 8 8 7 6 17 11 12 8 19 55 9 39 15 18 24 10
REPAIR PARTS TRACTOR - - MODEL NUMBER LR122 (954140014A) ELECTRICAL KEY NO. PART NO.
REPAIR PARTS TRACTOR - - MODEL NUMBER LR122 (954140014A) DASH 1 2 3 4 3 20 19 3 5 20 6 17 7 6 8 9 10 11 12 13 14 17 16 18 21 KEY NO. PART NO. 1 2 3 4 5 6 7 8 9 10 11 12 532142187 532138394 532123487 532008544 532008548 873640400 532124996 819091216 874760428 819091413 532121249 532003720 15 DESCRIPTION Cap, Fuel Assembly, Dash & Fuel Tank Clamp, Hose Line, Fuel Line, Fuel Nut, Hex, Keps 1/4-20 Clip, Fuel Line Washer 9/32 x 3/4 x 16 Ga.
REPAIR PARTS TRACTOR - - MODEL NUMBER LR122 (954140014A) HOOD 34 20 26 33 17 11 12 17 20 36 34 28 13 20 17 21 17 20 26 27 35 25 20 29 22 6 7 24 34 17 10 32 23 KEY NO. PART NO. 6 7 10 11 12 13 17 20 21 22 23 24 532140051 532140050 532130850 532165791 532165794 532165792 874780410 819091016 532126938 532165793 532139969 532142873 DESCRIPTION KEY NO. PART NO. Bracket Asm. Pivot Hood RH Bracket Asm.
REPAIR PARTS TRACTOR - - MODEL NUMBER LR122 (954140014A) FENDER / CHASSIS 7 1 9 10 25 3 8 19 2 18 11 4 12 5 20 17 16 8 15 KEY PART NO. NO. 1 532156417 2 819132012 3 817490612 4 5 7 8 532124181 532125142 532124144 817490512 9 10 532126993 532139783 KEY PART NO. NO. DESCRIPTION 11 532124346 Nut, Self-Thrd., Wsh.
REPAIR PARTS TRACTOR - - MODEL NUMBER LR122 (954140014A) STEERING WHEEL 6 17 2 3 1 7 4 8 5 13 16 14 15 9 12 11 10 KEY NO. PART NO. 1 2 3 4 5 6 7 8 9 10 532124416 810040600 819133808 532124415 532127396 532152927 532155104 532147391 532124210 532123438 DESCRIPTION Insert, Wheel, Steering Washer, Lock hvy HLCL SPR 3/8 Washer 12/32 x 2-3/8 x 8 Ga. Wheel, Steering Sleeve, Steering Screw, TT #10-32.5.3/8 flange Bushing, Steering Shaft, Steering Clip, Steering Bushing, Lower, Steering KEY NO.
REPAIR PARTS TRACTOR - - MODEL NUMBER LR122 (954140014A) SECTOR GEAR / AXLE SUPPORT 1 15 14 13 2 12 5 11 6 3 10 7 4 8 9 KEY NO. PART NO. 1 2 3 4 5 6 7 532132566 874780828 873680500 873680600 532121926 532121927 873030800 8 532126472 16 KEY NO. DESCRIPTION PART NO. DESCRIPTION 9 873680800 Nut, Crownlock 3/8-16 10 876020412 Pin, Cotter 1/8 x 3/4 11 819131316 Washer, 13/32 x 13/16 x 16 Ga. 12 532126847 Bushing 13 874760512 Bolt, Hex Hd. 5/16-18 UNC x 3/4 14 819111416 Washer 11/32 x 7/8 x 16 Ga.
REPAIR PARTS TRACTOR - - MODEL NUMBER LR122 (954140014A) GROUND DRIVE 1 24 22 23 2 2 8 1 1 3 2 1 8 21 20 7 4 19 9 10 25 18 11 25 6 17 16 13 15 KEY NO. PART NO. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 873680500 874760512 532141342 532138029 810040700 871170744 532124525 532123405 872140612 532123396 532150926 532123674 819131316 873930600 5 12 13 14 DESCRIPTION KEY NO. PART NO. Nut, Crownlock 5/16-18 Bolt, Hex Hd 5/16-18 UNC x 3/4 Keeper,Mower Drive, R. H.
REPAIR PARTS TRACTOR - - MODEL NUMBER LR122 (954140014A) FRONT AXLE 1 2 17 14 3 4 16 1 5 2 18 3 4 6 4 17 10 13 11 15 18 4 6 7 9 8 12 11 8 2 10 9 KEY NO. PART NO. 1 2 3 4 5 6 7 8 9 10 532121232 812000029 532121748 532124937 532142033 532124931 532161826 532121749 876020412 819131316 DESCRIPTION KEY NO. PART NO. Cap, Spindle Ring, Clip Washer 25/32 x 1-5/8 x 16 Ga. Nyliner Axle, Front Bearing, Thrust Spindle, R.H. Asm. Washer 25/32 x 1-1/4 x 16 Ga.
REPAIR PARTS TRACTOR - - MODEL NUMBER LR122 (954140014A) ENGINE 4 5 6 3 1 11 2 10 9 12 13 14 17 17 7 17 15 39 SPARK ARRESTER KIT KEY NO. PART NO. 1 2 3 817060408 532132752 -------- 4 5 6 7 9 10 11 871070512 810040500 532165291 811050600 819101216 810040400 --------- DESCRIPTION Screw, Hex Thd. Cut 1/4-20 x 1/2 Control, Throttle Engine, Briggs and Stratton Model No. 289707 Screw, Hex, Cap 5/16-18 x 3/4 Washer, Lock Hvy Hcl Spring 5/16 Gasket, Exhaust Washer Lock Ext.
REPAIR PARTS TRACTOR - - MODEL NUMBER LR122 (954140014A) SEAT 2 1 4 5 3 8 17 6 16 21 15 9 20 14 19 11 13 18 KEY NO. 1 2 3 4 5 6 8 9 11 12 13 12 PART NO. 872050412 532140838 532155925 873800500 532153236 532145006 874760616 532140551 819133210 873800600 874780814 KEY NO. DESCRIPTION Bolt, Carriage 1/4-20 x 1-1/2 Seat Pan, Seat Locknut, Hex w/Ins 5/16-18 Bolt, Shoulder 5/16-18 UNC Clip, Push-in Bolt, Fin Hex 3/8-16 UNC x 1 Bracket, Pivot Seat Washer 12/32 x 2 x 10 Ga.
REPAIR PARTS TRACTOR - - MODEL NUMBER LR122 (954140014A) BRAKE / REAR MOWER LIFT ASSEMBLY 4 1 2 5 3 6 7 6 8 9 10 30 29 12 28 26 13 11 14 27 8 8 15 10 25 24 22 16 31 17 21 34 10 20 10 19 9 18 KEY NO. PART NO. 1 2 3 4 5 6 7 8 532071673 532123436 532123437 532008156 532122504 876020312 819131016 817490508 9 10 11 12 13 14 15 16 876020412 819131316 532123543 532139933 532123394 532121978 532133332 819251816 DESCRIPTION KEY NO. PART NO.
REPAIR PARTS TRACTOR - - MODEL NUMBER LR122 (954140014A) TRANSAXLE 1 15 16 2 18 17 3 4 19 20 21 22 6 5 23 26 24 25 7 28 8 33 29 9 36 11 10 12 31 10 KEY NO. PART NO. 1 2 3 532123385 812000028 --------- 4 5 6 7 8 9 10 11 12 15 16 17 18 532125096 873680500 872140506 532123378 817490512 532146682 532121749 532123583 874760644 819171616 532124600 532123632 874550412 10 DESCRIPTION Pulley Ring, Retainer Transaxle (See Breakdown), Dana Model No.
REPAIR PARTS TRACTOR - - MODEL NUMBER LR122 (954140014A) MOWER LIFT LEVER 3 2 1 4 11 5 19 12 6 7 29 8 9 11 10 11 13 28 27 4 17 16 25 31 14 15 18 4 30 16 11 24 26 KEY NO. PART NO. 1 2 3 532126470 532122018 871110408 4 5 6 7 8 9 10 11 12 13 14 15 873680600 532145187 532106451 532135371 874760636 532121930 876020412 819131316 532131861 532139352 532123496 819131212 23 20 DESCRIPTION KEY NO. PART NO. Clip, Insulated Bracket, Mower Clutch Bolt, Fin. Hex 1/4-20 UNC x 1/2 Gr.
REPAIR PARTS TRACTOR - - MODEL NUMBER LR122 (954140014A) MOWER DECK 3 8 5 1 14 6 19 3 17 42 2 8 14 14 15 31 9 49 32 25 43 18 4 7 11 25 41 16 25 44 10 29 28 27 59 58 14 59 13 12 58 45 13 57 57 24 46 55 48 61 56 34 34 55 39 33 61 35 21 56 23 30 40 35 47 62 20 38 14 13 13 37 60 22 38 36
REPAIR PARTS TRACTOR - - MODEL NUMBER LR122 (954140014A) MOWER DECK KEY NO. PART NO.
REPAIR PARTS TRACTOR - - MODEL NUMBER LR122 (954140014A) DANA TRANSAXLE MODEL NUMBER 4360-119 40
REPAIR PARTS TRACTOR - - MODEL NUMBER LR122 (954140014A) DANA TRANSAXLE MODEL NUMBER 4360-119 KEY PART NO. NO. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 160939 2274J 134400 105904X 160940 138235 108727X 148266 148269 2225J 134793 148268 120415X 142674 161563 161564 105909X 105910X 160942 160943 148267 138236 73810500 142676 2244J 105916X 120470X 110070X 142677 124644X 108980X 160954 134796 134797 105925X KEY PART NO. NO.
REPAIR PARTS TRACTOR - - MODEL NUMBER LR122 (954140014A) DECALS 1 2 17 10 13 3 8 7 5 16 KEY NO. PART NO. 1 2 3 5 7 8 10 532165750 532165749 532150616 532166099 532137259 532150617 532157198 DESCRIPTION Decal, Hood, L. H. Decal, Hood, R. H. Decal, Grille Decal, Engine Decal, Warning Multi/Lang Decal, Logo, Fender Decal Caution Fender WHEELS & TIRES 1 2 6 5 8 3 KEY NO. PART NO. 13 16 17 ---- 532145005 532136830 532157110 532138311 532165744 532165745 KEY NO. PART NO.
SERVICE NOTES 43
SERVICE NOTES 44
15° MAX. SIGHT AND HOLD THIS LEVEL WITH SKY LINE OR TREE. CUT OUT ON D THIS OTT IS A ED L 15° S INES LOP E Operate your Tractor up and down the face of slopes (not greater than 15°), never across the face. Make turns gradually to prevent tipping or loss of control. Exercise extreme caution when changing direction on slopes.
LIMITED WARRANTY DANA CORPORATION Spicer-Off-Highway Axle Division Fredericktown, OH 43019 Dana Corporation, Spicer-Off-Highway Axle Division, will at its options, replace or repair without charge to the original purchaser for materials or labor, any part or parts manufactured by it and found upon examination to be DEFECTIVE IN MATERIAL AND OR WORKMANSHIP, if received for examination within TWO YEARS* from the date of original purchase.
WARRANTY STATEMENT SECTION 1: LIMITED WARRANTY Husqvarna Forest & Garden Company (“Husqvarna”) warrants Husqvarna product to the original purchaser to be free from defects in material and workmanship from the date of purchase for the “Warranty Period” of the product as set forth below: Lifetime Warranty: All tiller tines, trimmer shafts, ignition coils and modules on hand held product.
532165744 8.24.98 RH Printed in the U.S.A.
