Page 2 - INTRODUCTION; RESPONSIBILITY OF THE OWNER; Carefully read and follow the rules for safe operation.; Read And Keep This Book For; PRODUCT INFORMATION; and the WARRANTIES. This information must be included to make; sure state laws and other laws are followed.
INTRODUCTION 2 MTF-031072L Congratulations on your purchase of a Frontier Snowthrower. It has been designed, engineered and manufactured to give youthe best possible dependability and performance. However, like all mechanical products, your machine will occasionally re-quire adjustment and maintenan...
Page 3 - RULES FOR SAFE OPERATION; IMPORTANT; Safe Operation Practices for Snowthrowers
RULES FOR SAFE OPERATION 3 MTF-031072L IMPORTANT WARNING: Always disconnect the spark plug wire and place it where it cannot make contact withspark plug to prevent accidental starting during: Preparation, Maintenance, or Storage of yoursnowthrower. Safe Operation Practices for Snowthrowers As Recomm...
Page 4 - Maintenance And Storage; Stop engine/motor before removing debris.
RULES FOR SAFE OPERATION 4 MTF-031072L 7. Stop the engine (motor) whenever you leave the operat- ing position, before unclogging the auger/impeller hous-ing or discharge chute and when making any repairs,adjustments, or inspections. 8. When cleaning, repairing, or inspecting, make certain the auger/...
Page 5 - TABLE OF CONTENTS
TABLE OF CONTENTS 5 MTF-031072L SAFETY DECALS 6 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . WARRANTY 7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . OWNER’S INFORMATION 7 . . . . . . . . . . ....
Page 6 - SAFETY DECALS; Identifying Your Snowthrower
SAFETY DECALS 6 MTF-031072L WARNING: If safety decals are dam-aged or missing, replace immediately. Look for this symbol to indicate important safe-ty precautions. This symbol indicates: “Atten-tion! Become Alert! Your Safety Is At Risk.” Before operation of your snowthrower, read the safety de-cals...
Page 7 - OWNER’S INFORMATION; THREE YEAR LIMITED WARRANTY; FOR YOUR RECORDS
OWNER’S INFORMATION MTF-031072L 7 THREE YEAR LIMITED WARRANTY Murray warrants to the original purchaser of this Frontier Branded Snowthrower that this unit shall be free from defects inmaterial and workmanship under normal use and service for a period of Three (3) Year from the date of purchase; how...
Page 8 - ASSEMBLY; TOOLS REQUIRED FOR ASSEMBLY; HOW TO MEASURE SCREW SIZE; LENGTH; CONTENTS OF SHIPPING CARTON
ASSEMBLY 8 MTF-031072L TOOLS REQUIRED FOR ASSEMBLY 1 - Knife2 - 1/2” wrenches (or adjustable wrenches)2 - 9/16” wrenches (or adjustable wrenches)2 - 3/4” wrenches (or adjustable wrenches)1 - 3/8” wrenches (or adjustable wrenches)1 - Pair pliers or screw driver (to spread cotter pin) HOW TO MEASURE S...
Page 9 - UNPACKING
ASSEMBLY 9 MTF-031072L Figure 2 shows the snowthrower in the shipping position. Figure 3 shows the snowthrower completely assembled. Reference to right and left hand side of the snowthrower isfrom the operator’s position at the handle. UNPACKING 1. Locate the two tear tabs at the bottom of the carto...
Page 10 - UPPER HANDLE AND CRANK ASSEMBLY; Tighten all handle bolts.; CHECK THE CABLES
ASSEMBLY 10 MTF-031072L UPPER HANDLE AND CRANK ASSEMBLY 1. Loosen, but do not remove the screws, flatwashers, lock-washers and hex nuts in the upper holes of the lower han-dle. 2. Remove the fasteners and the crank assembly eyeboltfrom the lower holes of the lower handle. 3. Raise upper handle into ...
Page 11 - SHIFTER LEVER KNOB ASSEMBLY; CHECK THE TIRES
ASSEMBLY 11 MTF-031072L SHIFTER LEVER KNOB ASSEMBLY 1. Thread the shifter knob onto the threaded end of theshifter lever until it is snug against the hex nut and the lipis pointed away from the engine (See Figure 8). Onsome models, the shifter knob is attached. 2. Tighten hex nut against the bottom ...
Page 12 - OPERATION; ENGINE AND SNOWTHROWER CONTROLS; ENGINE CONTROLS
OPERATION 12 MTF-031072L READ THIS OWNER’S MANUAL AND SAFETY RULES BEFORE OPERATING YOUR SNOWTHROWER. Compare theillustrations with your SNOWTHROWER to familiarize yourself with the location of various controls and adjustments. Savethis manual for future reference. Figure 9 Auger Drive Clutch Lever ...
Page 13 - SNOWTHROWER OPERATION; To stop the wheels, release the traction drive lever.; TO CONTROL SNOW DISCHARGE; Moderate; To stop forward motion, release the traction drive lever.
OPERATION 13 MTF-031072L The operation of any snowthrower can result in foreign objects being thrown into the eyes,which canresult in severe eye damage. Always wear safety glasses or eye shields before beginning snowthrowerOperation. We recommend standard safety glasses or Wide Vision Safety Mask fo...
Page 14 - TO THROW SNOW; To stop throwing snowl, release the auger drive lever.; WHEEL LOCK OUT PIN
OPERATION 14 MTF-031072L TO THROW SNOW 1. Push down the auger driver lever (right hand). SeeFigure 10. 2. To stop throwing snowl, release the auger drive lever. NOTE: When clearing wet, heavy snow, it isrecommended that the ground speed of the unit bereduced, maintain full throttle and do not attemp...
Page 15 - HOW TO REMOVE SNOW FROM AUGER; Release auger drive lever.; HOW TO SET THE DRIFT CUTTERS; Raise the drift cutters to the desired height.
OPERATION 15 MTF-031072L HOW TO REMOVE SNOW FROM AUGER WARNING: Do not attempt to remove snow ordebris that may become lodged in auger with-out taking the following precautions: A cleaning stick is attached to the top of the auger housing.Use the cleaning stick to remove snow from the augerhousing. ...
Page 16 - BEFORE STARTING ENGINE; Check the oil; Make sure the unit is level.; FILL GAS; Recoil Starter
OPERATION 16 MTF-031072L BEFORE STARTING ENGINE Check the oil NOTE: The engine was shipped from the factory filledwith oil. Check the level of the oil. Add oil as needed. 1. Make sure the unit is level. 2. Remove the oil fill cap/dipstick. Check the oil. NOTE: Do not check the level of the oil while...
Page 17 - TO START ENGINE
OPERATION 17 MTF-031072L NOTE: The normal sound made by spinning thestarter will not harm the engine or the starter. 3. Disconnect the power cord from the receptacle first andthen from the switchbox. TO START ENGINE Be sure that engine has sufficient oil. The snowthrower engine is equipped with a re...
Page 18 - USE OF ELECTRIC STARTER; the other end into a three-hole grounded receptacle.
OPERATION 18 MTF-031072L USE OF ELECTRIC STARTER On models so equipped WARNING: The electric starter is equipped witha three-wire power cord and plug designed tooperate on 120 volt AC house hold current. The power cord must be properly grounded at all times toavoid the possibility of electric shock ...
Page 19 - To stop engine, move throttle control lever to stop posi-; NOTE: Warm engine may start without choking.; IN TEMPERATURES ABOVE 0
OPERATION 19 MTF-031072L a. Push STARTER BUTTON (Figure 19) to engagestarter motor and crank engine. b. Rotate CHOKE KNOB to the on position while crank-ing engine. NOTE: The electric starter is thermally protected. Ifoverheated, the electric starter will stopautomatically and can only be restarted ...
Page 20 - OPERATING TIPS; Check oil level before every start. fill to “SAFE” indication
OPERATION 20 MTF-031072L OPERATING TIPS 1. For optimum snowthrower efficiency, adjust groundspeed, not the throttle. REMEMBER - if the wheels slip,forward speed will be reduced. The engine is designedto deliver optimum performance at full throttle and mustbe run at this power setting at all times. 2...
Page 21 - SERVICE RECOMMENDATIONS; PROCEDURE; AFTER EACH USE; Check for any loose or damaged parts.
SERVICE RECOMMENDATIONS 21 MTF-031072L SERVICE RECOMMENDATIONS PROCEDURE FIRST 2 HOUR BEFORE EACH USE OFTEN EVERY 5 HOURS EVERY 10 HOURS EVERY 25 HOURS BEGINNING EACH SEASON BEFORE STORAGE S N Tighten all screws and nuts √ √ √ O W T H Check Traction ClutchCable Adjustment (See Cable Adjustment) √ √ ...
Page 22 - MAINTENANCE; SNOW BLOWER; Auger Gear Box; LUBRICATION AT STORAGE; Bearings and bushings
MAINTENANCE 22 MTF-031072L Some adjustments will need to be made periodically toproperly maintain your snowthrower. All adjustments in the MAINTENANCE section of this manualshould be checked at least once each season. SNOW BLOWER Auger and Traction Drive Belts should be adjusted after thefirst 2 to ...
Page 23 - LUBRICATION - EVERY 25 HOURS; Chains; Stand the snowthrower up on the auger housing end.; Lubricate the chains with a chain type lubricant.; Install the bottom panel.
MAINTENANCE 23 MTF-031072L LUBRICATION - EVERY 25 HOURS Chute Rotation Gear Lubricate the chute rotation gear with automotive type oil.(see Figure 21). Chute Rotation Gear Figure 21 Chains 1. Position speed selector lever in first (1) forward gear. 2. Stand the snowthrower up on the auger housing en...
Page 24 - ENGINE; NOTE: Oil will drain more freely when warm.
MAINTENANCE 24 MTF-031072L ENGINE Check Crankcase Oil Level before starting engine and aftereach 5 hours of continuous use (see Figure 23). Add propermotor oil as required. NOTE: Overfilling the engine can affect performance.Tighten the oil fill cap securely to prevent leakage. Change Oil every 25 h...
Page 25 - AUGER HOUSING HEIGHT ADJUSTMENT; To adjust the scraper bar, proceed as follows:; Position the snowthrower on a level surface.; TO ADJUST SKID HEIGHT; Set skid on other side at same height.
MAINTENANCE 25 MTF-031072L WARNING: Always turn unit off, remove igni-tion key and disconnect the spark plug wire be-fore making any repairs or adjustments. AUGER HOUSING HEIGHT ADJUSTMENT TO ADJUST SCRAPER BAR After considerable use, the metal scraper bar will have adefinite wear pattern. The scrap...
Page 26 - BELT ADJUSTMENT; Traction Drive Belt; Disconnect spark plug wire.
MAINTENANCE 26 MTF-031072L BELT ADJUSTMENT Traction Drive Belt The traction drive belt has constant spring pressure and doesnot require an adjustment. If the traction drive belt is slipping,replace the belt. See “How To Replace The Belts” in theMaintenance section. Auger Drive Belt If your snowthrow...
Page 27 - HOW TO REPLACE THE BELTS; How To Remove the Auger Drive Belt
MAINTENANCE 27 MTF-031072L HOW TO REPLACE THE BELTS The drive belts are of special construction and must bereplaced with original factory replacement belts availablefrom your nearest authorized service center. Some steps require the assistance of a second person. How To Remove the Auger Drive Belt I...
Page 28 - How To Remove the Traction Drive Belt
MAINTENANCE 28 MTF-031072L How To Remove the Traction Drive Belt If the snow thrower will not move forward, check the tractiondrive belt for wear or damage. If the traction drive belt is wornor damaged, replace the belt as follows. 1. Disconnect the spark plug wire. 2. Remove the auger drive belt. S...
Page 29 - BELT GUIDE ADJUSTMENT; Remove spark plug wire.; HOW TO CHECK AND ADJUST THE CABLES; Auger Drive Cable Adjustment
MAINTENANCE 29 MTF-031072L BELT GUIDE ADJUSTMENT 1. Remove spark plug wire. 2. Have someone engage auger drive. 3. Measure the distance between the belt guide and belt.The distance should be 1/8 inch (3.175 mm) for guide.See Figure 31. 4. If adjustment is necessary, loosen belt guide mountingbolt. M...
Page 30 - Traction Drive Cable Adjustment
MAINTENANCE 30 MTF-031072L Traction Drive Cable Adjustment WARNING: Drain the gasoline outdoors, awayfrom fire or flame. 1. Remove the gas from the gas tank. Stand the snowthrower up on the front end of the auger housing. 2. Loosen the bolts on each side of the bottom panel (seeFigure 34). 3. Remove...
Page 31 - How To Check The Friction Wheel; Disconnect the spark plug wire.; Remove the bottom panel.
MAINTENANCE 31 MTF-031072L HOW TO ADJUST OR REPLACE THE FRICTION WHEEL How To Check The Friction Wheel If the snow thrower will not move forward, check the tractiondrive belt, the traction drive cable or the friction wheel. If thefriction wheel is worn or damaged, it must be replaced. See“How To Rep...
Page 32 - How To Replace The Friction Wheel; Loosen the bolts on each side of the bottom panel.
MAINTENANCE 32 MTF-031072L How To Replace The Friction Wheel If the friction wheel is worn or damaged, the snow thrower willnot move forward. The friction wheel must be replaced asfollows. 1. Remove the gas from the gas tank. Stand the snowthrower up on the front end of the auger housing (4).(see Fi...
Page 33 - tion wheel off the hex shaft.
MAINTENANCE 33 MTF-031072L 10. Remove the three fasteners that hold the friction wheel to the hub (see Figure 43). 11. Remove the friction wheel from the hub. Slip the fric- tion wheel off the hex shaft. 12. Assemble the new friction wheel onto hub with the fas- teners removed earlier. Figure 43 Hex...
Page 34 - AUGER SHEAR BOLT REPLACEMENT; TO ADJUST OR REPLACE THE SPARK PLUG; Clean spark plug and reset gap periodically.
MAINTENANCE 34 MTF-031072L AUGER SHEAR BOLT REPLACEMENT The augers are secured to the auger shaft with special boltsthat are designed to break if an object becomes lodged in theauger housing. Use of a harder bolt will reduce the protectionprovided by the shear bolt. To replace a broken shear bolt,pr...
Page 35 - STORAGE; OFF SEASON STORAGE
STORAGE 35 MTF-031072L OFF SEASON STORAGE WARNING: Never store the engine, with fuel inthe tank, indoors or in a poor ventilated enclo-sure where fuel fumes could reach an open flame, spark or pilot light as on a furnace, water heater,clothes dryer, etc.Handle gasoline carefully. It is highly flamma...
Page 36 - TROUBLE SHOOTING CHART; PROBLEM
TROUBLE SHOOTING CHART 36 MTF-031072L PROBLEM LOOK FOR REMEDY Difficult starting Defective spark plug. Replace defective spark plug. Engine runs erratically Blocked fuel line. Clean fuel line. Empty gas tank. Check fuel supply, Stale gasoline. Add fresh gasoline with fuel stabilizer. Water or dirt i...
Page 37 - REPLACEMENT PARTS; QUICK REFERENCE PART NUMBERS; Scraper Blade; * Part Numbers are subject to change without notice.
REPLACEMENT PARTS 37 MTF-031072L WE RECOMMEND JOHN DEERE/FRONTIER qualityparts and lubricants available at your John Deere/Frontierdealer. PART NUMBERS MAY CHANGE. When you order re-placement parts, use the part numbers listed below and onthe following pages. If a part number changes, your JohnDeere...
Page 38 - Description
FRONTIER MODEL ST0524 FACTORY MODEL 624504x16A 38 MTF-031072L ENGINE ÁÁ ÁÁ 25-1 2 3 25-4 25-2 25-3 5 4 20 22 24 11 6 7 8 10 Ref. Drive Page Ref. Auger Housing Page 9 25-2 16 17 18 14 13 15 12 Key No. Part No. Description Key No. Part No. Description 2 ------ ENGINE 3 MT002x97 BOLT, CARRIAGE 5/16-18 ...
Page 39 - ELECTRIC START ASSEMBLY; Key
FRONTIER MODEL ST0524 FACTORY MODEL 624504x16A 39 MTF-031072L ELECTRIC START ASSEMBLY 8 9 7 6 Key No. Part No. Description 6 MT330783 MOTOR, STARTER 7 MT762226 SCREW 8 MT6217 SCREW 9 MT6219 CORD, STARTER
Page 40 - FRAME
FRONTIER MODEL ST0524 FACTORY MODEL 624504x16A 40 MTF-031072L FRAME 162 167 167 162 91 91 122 90 168 103 106 105 108 Ref. Engine Page 110 148 149 107 Ref. DrivePage Ref. AugerHousing Page 111 169 160
Page 42 - DRIVE
FRONTIER MODEL ST0524 FACTORY MODEL 624504x16A 42 MTF-031072L DRIVE Ref. Wheel Page 229 200 223 225 226 227 234 230 221 Ref. Wheel Page Ref. Shift Yoke Page 206 201 203 204 232 234 229 220 220 218 218 207 215 215 238 238 210 212 213 213 217 213 203 204 236 Ref. Frame Page Ref. Wheel Page Ref. Wheel ...
Page 44 - AUGER HOUSING
FRONTIER MODEL ST0524 FACTORY MODEL 624504x16A 44 MTF-031072L AUGER HOUSING 550 551 552 553 554 500 527 481 480 485 499 482 490 491 493 527 522 522 523 521 525 526 525 526 523 524 524 520 510 514 Ref. Gear Case Page 540 541 544 511
Page 46 - HANDLE ASSEMBLY
FRONTIER MODEL ST0524 FACTORY MODEL 624504x16A 46 MTF-031072L HANDLE ASSEMBLY 720 734 733 736 731 730 737 741 740 728 727 726 726 726 724 756 755 744 727 757 743 763 751 760 762 745 759 745 746 746
Page 48 - SHIFT YOKE
FRONTIER MODEL ST0524 FACTORY MODEL 624504x16A 48 MTF-031072L SHIFT YOKE 796 790 792 801 791 800 814 802 812 813 793 Key No. Part No. Description 790 MT581631E701 ROD, SHIFT 791 MT302628 SCREW, 1/4-20X.75 792 MT73826 NUT, 1/4-20 793 MT318486 NUT, JAM 796 MT304438 KNOB 800 MT760564 LEVER, SPRING 801 ...
Page 49 - DISCHARGE CHUTE
FRONTIER MODEL ST0524 FACTORY MODEL 624504x16A 49 MTF-031072L DISCHARGE CHUTE 598 597 596 600 600 583 584 599 582 600 602 603 610 601 606 Ref. Auger Housing Page 607 607 611 609 609 Key No. Part No. Description 582 MT2x100 SCREW, 5/16-18 X 1.00 583 MT71071 WASHER, FLAT 584 MT71038 NUT, 5/16-18 596 M...
Page 50 - CHUTE ROD
FRONTIER MODEL ST0524 FACTORY MODEL 624504x16A 50 MTF-031072L CHUTE ROD 856 855 854 855 861 860 863 864 864 867 Ref. Handle Assy 870 852-5 852-1 1 852-9 852-8 852-3 868 852-13 852-10 852-1 852-2 852-6 869 Ref. Auger Housing Assy 852-7 852-4 Key No. Part No. Description Key No. Part No. Description 8...
Page 51 - WHEELS
FRONTIER MODEL ST0524 FACTORY MODEL 624504x16A 51 MTF-031072L WHEELS 679 678 673 675 678 671 655 650 654 652 653 655 671 673 680 676 677 Ref. Drive Page Key No. Part No. Description 650 MT1501562 SHAFT, AXLE 652 MT1501089 SPRKT & HUB 653 MT01x193 SCREW, 1/4-20 x 1.75 654 MT15x145 NUT, 1/4-20 HEX...
Page 52 - GEAR CASE
FRONTIER MODEL ST0524 FACTORY MODEL 624504x16A 52 MTF-031072L GEAR CASE 340 341 327 326 324 325 324 323 322 301 306 304 310 311 312 320 313 321 303 303 300 310 311 312 316 315 314 304 Key No. Part No. Description 300 MT10577 CASE, GEAR, RH 301 MT10576 CASE, GEAR, LH 303 MT710025 SCREW,1/4-20X.75 304...
Page 53 - DECALS
FRONTIER MODEL ST0524 FACTORY MODEL 624504x16A 53 MTF-031072L DECALS 1 2 3 4 5 6 9 11 12 7 10 13 Key No. Part No. Description 1 MT48x5283 DECAL, AUGER CONTROL 2 MT7390 DECAL, V-BELTS 3 MT7859 DECAL, OVER ADJUSTMENT 4 MT48x5286 DECAL, ROTATING AUGER 5 MT761078 DECAL, DANGER 6 MT48x5285 DECAL, UNCLOGG...
Page 54 - NOTES
