Troy-Bilt 7524 manuale d’uso

PRINTED IN U .S.A. FORM NO . 769-01279A.f m (7/30/2004 ) Oper ator’ s Man ual T w o-Stage Snow Thr o wer 8526—Stor m 9528—Stor m IMPORT ANT : READ SAFETY RULES AND INSTRUCTIONS CAREFULL Y WARNING: This unit is equipped with an internal combustion engine and should not be us ed on or near any unimproved fore st-covered, brush -covered or grass[...]

2 TABLE OF CONTENTS FINDING MODEL NUMBER This Operator’s Ma nual is an important part of your new rear-tine tiller. It will help you assemb le, prepare and maintain the unit fo r best performance . Please read and underst and what it says. Before you start as sembling your new equipment , pl ease locate t he model plat e on the equ ipment and cop[...]

3 SECTION 1: IMPORTANT SAFE OPERATION PRACTICES WARNING: Engine Exhaust, some of it s constituents , and cer tain vehicle compone nts contain or emit chemicals known to the State of Calif or nia to cause cancer , bir th def ects or other reproductiv e har m . DANGER: This machine was b uilt to be operate d according to the rules f or safe oper atio[...]

4 Operation 1. Do not put hands or feet near rotati ng parts, in the auger/impeller housing or chute assembly. Cont act with the rotating parts can amputate ha nds and feet. 2. The aug er/impeller control lev er is a safety device. Never bypa ss its operatio n. Doing so m akes the machine uns afe and may cause pe rsonal injury. 3. The control lever[...]

5 YOUR RESPONSIBILITY Restrict the use of this power machine to per sons who read, unde rstand and follow the wa rnings and instructions in this manual and on the machine. Do not modify engine To avoid serious injury or de ath, do not modify engin e in any way. Tampering with the gover nor setting can lead to a r unaway eng ine and ca use it to ope[...]

6 SECTION 2: ASSEMBLING YOUR SNOW THROWER NOTE: References to right or left side of the sno w thrower are de termined from beh ind the unit in the operating pos ition (standi ng directly behind the snow thrower, facing th e handle panel). IMPORT ANT : Two replacement au ger shear pins are included with this manual (o r stowed in the plastic handle [...]

7 NOTE: If the flange keepers will not easily click into place, use the palm of you r hand to apply swift, f irm pressure to the back of each. 5. Remove the clevis pin and hairpin clip from the upper portion of the chute mast. • Position the con trol head over the chute mast and rear portion of the chute assembly. • Re-insert the clevis pin and[...]

8 SECTION 3: KNOW YOUR SNOW THROWER WARNING: Read , understand , and follow all instructions and wa rnings on the machine and in this manual before operating. NOTE: For detailed starti ng instructions and more information on all engine controls, refer to the Tecumseh Engines manual packed separately and Starting The Engine on page 10 of this manual[...]

9 Auger Control The auger cont rol is located on the left handle. Squeeze the co ntrol grip again st the handle t o engage the augers and start sno w throwing action. Release to stop. Drive Contro l The drive control is located on the right hand le. Squeeze the co ntrol grip again st the handle t o engage the wheel drive. Release to stop. Chute Dir[...]

10 SECTION 4: OPERATING YOUR SNOW THROWER Before Starting WARNING: Read, understand, and follow all instructions and wa rnings on the machine and in this manual befor e operating. Gas & Oil Fill-Up Service the eng ine with gasoline and oil as instructed in the Tecumseh Engines manual packed separately with your snow thrower. Read instructions c[...]

11 • Pull the starter handle with a firm, rapid stroke. IMPORT ANT : Do not releas e the ha ndle and allow it to snap back. Keep a firm hold on the star ter handle and allow it to slowly recoil. • As the engine warms, slowly rotate the choke control to t he OFF posit ion. If the e ngine falters, quickly rotate the ch oke control back to the FUL[...]

12 • Retighten the he x jam nut. See Figure 1. • Repeat Auger Con trol Test to verify proper adjustment has been achieved. Figure 1 Chute Clean-Out T ool The chute clean-out tool is conven iently fasten ed to the rear of the a uger housing with a mounting clip. Shou ld snow and ice become lodged in the chute asse mbly during operat ion, proceed[...]

13 SECTION 5: MAKING ADJUSTMENTS WARNING: Never at tempt to make a ny adjustments wh ile the engine is running , except where sp ecified in operator ’s manual. Shift Rod Adjustment If the full range of speed s (forward and reve rse) cannot be achiev ed, refer to the figures to the righ t and adju st the shift rod as follow s: 1. Place the shift l[...]

14 Drive Contro l When the drive control is released and in the disengaged “u p” position, the cable should have very little slack. It sh ould NOT be tight. Check the adjustment of th e drive control as follows: 1. With the drive control released , push the snow thrower gently forward . The unit should roll freely. 2. Engage the drive control a[...]

15 SECTION 6: MAINTAINING AND SERVICING YOUR SNOW THROWER WARNING: Before lubr icating, repairing, or inspecting, disengag e all controls and stop engine. Wait until all moving parts have come to a complete stop. Engine Refer to the sepa rate Tecumseh Engines manual packed with your unit for all engine m aintenance. Lubrication Engine Refer to the [...]

16 Auger Belt Replacement To remove a nd replace your snow thrower’s auger belt, proceed as follows: 1. Remove the plastic belt cove r on the front of th e engine by removing the two self-t apping screws. • Drain the ga soline from the snow th rower, or plac e a piece of plastic under the gas cap. • Carefully pivot the sn ow thrower up and fo[...]

17 Drive Belt Replacement To remove a nd replace your snow thrower’s auger belt, proceed as follows: 1. Remove the plastic belt cove r on the front of th e engine by removing the two self-t apping screws. • Drain the ga soline from the snow th rower, or plac e a piece of plastic under the gas cap. • Carefully pivot the sn ow thrower up and fo[...]

18 Friction Wheel Removal If the snow throwe r fails to drive with the driv e control engaged, and pe rforming the drive contr ol cable adjustment on page 14 f ails to correct the problem, th e friction wheel may need to be r eplaced. Follow the instructions below. Examine the friction whe el for signs of wear or cracking and replace if ne cessary [...]

19 Augers • The augers a re secured to the spir al shaft with two shear pins and cotter pins. If the auger should strike a foreign object or ice ja m, the snow thro wer is designed so that the pins may sh ear. Refer to F igure 6. • If the augers will no t turn, check to see if the pins have sheare d. One set of replac ement shear pins has been [...]

20 SECTION 8: TROUBLE SHOOTING GUIDE NOTE: For repair s beyond the minor adjustme nts above, co ntact your local authorize d service deale r. T rouble P ossible Cause(s) Corrective Action Engine fails to start Fuel t ank empty, or stale fuel. Blocked fuel line. Choke control not in ON p osition Faulty spark plug. Ignition key not present. Spark plu[...]

21 NOTES[...]

22 19 1 17 47 9 48 3 25 15 8 28 35 40 5 30 21 10 7 22 13 18 16 26 4 24 6 41 15 2 49 55 54 56 50 36 42 37 38 46 11 31 32 14 33 23 29 27 12 34 39 52 53 51 57 57 20 43 44 45 SECTION 9: PARTS LIST[...]

23 Style Q REF . NO . PA R T NO . D ESCRIPTION 1 631-04127 Panel Assembly, Handle, Q-Style (Inc. Ref. 47) 2 631-04133 Handle Assembly, Clutch Lo ck, LH (Inc. Ref. 48) 3 631-04134 Handle Assembly, Clutch Lo ck, RH (Inc. Ref. 48) 4 684-04105 Handle Assembly, Engagement, L H 5 684-04106 Handle Assembly, Engagement, R H 6 710-04326 Screw, #8-16 x .5 0 [...]

24 61 54 53 45 55 56 57 49 42 58 44 50 10 21 20 46* 47 52 62 64 66 63 65 59 67 68 60 7 51 4 2 9 43 69 8 6 5 13 37 26 28 29 22 6 24 12 7 15 19 25 34 14 23 3 9 17 31 38 1 70 40 7 7 27 33 36 39 30 41 32 48 48 4 7 35 9 18 71 Style Q[...]

25 Style Q REF . NO . PA R T NO . DESCRIPTION 1 731-2643 Removal Tool, Snow 2 684-04057 Impeller Assembly, 12” Dia 3 710-0347 Screw, 3/8-16 x 1.75, Gr5, Std 4 710-0451 Bolt, Carriage, 5/16-18 x.750 Gr1 5 710-0703 Screw, Carriage, 1/4-20 x .75, Gr5 6 710-0726 Screw, 5/16-12 x 0.750 7 712-04063 Nut, Flange Lock, Nylon , 5/16-18, GrF 8 712-04064 Nut[...]

26 40 51 47 57 53 48 56 58 7 52 7 46 49 59 44 43 54 50 60 41 55 58 42 62 61 17 36 32 35 34 9 28 19 18 30 20 24 7 29 13 33 23 11 5 22 3 24 15 21 24 6 1 16 12 14 2 14 10 4 38 9 9 28 31 9 37 8 20 7 26 27 39 9 4 65 67 63 68 64 66 25 45 9 Style Q[...]

27 REF . NO . PA R T NO . DESCRIPTION 1 617-04026 Gear Assembly, 16/44T 2 617-04025 Gear Assembly, 16/44T 3 656-0012A Disc Assembly, Friction Wheel, .3 75 4 684-04066 Wheel Assembly, Fric tion, 4.9 OD 5 684-04045 Support Bracket Ass’y, Friction W heel 6 684-04139 Shift Assembly, Rod 7 710-0627 Screw, 5/16-24 x .750, Gr5 8 710-0788 Screw, 1/4-20 x[...]

MANUF A CTURER’S LIMITED W ARRANTY FOR: The limited warranty set forth be low is given by Troy-Bilt LLC with respect to new merchandise purchased and used in the United States and/or its territories and possessions, and by MTD Products Limited with re spect to new me rchandise purchased and used i n Canada and/or its territories and possessions ([...]