Bolens 6A4E manual

SNOW THROWER Models 642E, 642F, 662 E, 614E, 644E, 664F, & 6A4E OPERA T OR’S MANU AL Model 66 4 Shown IMPOR T ANT : READ SAFETY RULES AND INSTR UCTIONS CAREFULL Y MTD LLC, P .O . BO X 3611 31 CLEVELAND , OHIO 441 36-0019 Warning: This unit is equipped with an internal combustion engine and s hould not be used on or near any unimproved forest-[...]

2 TABLE OF CONTENTS Content Page Important Safe Ope ration Pr actices .............. ............. ................... ................... .. 3 Hardware P ack............. .................... ................... ................... .................... ........ 5 Assemblin g Your S now Thro wer ................... ................... .............[...]

3 SECTION 1: IMPORTANT SAFE OPERATION PRACTICES This symb ol points out impo rtant safety instr uctions, whi ch if not followed , could enda nger the perso nal safety and/ or property of yourse lf and others. Rea d and follow al l instruct ions in this manual befor e attempting to operate this machine. Failure to co mply with these instructio ns ma[...]

4 5. Never run an eng ine indoors or in a poorl y ventil ated area. Engine ex haust co ntains carbo n monox ide, an odorless and deadly gas . 6. Do not operate machin e while under the in fluenc e of alcohol or dru gs. 7. Muffler and engine be come hot and can caus e a burn. Do not touc h. 8. Exercise extreme cauti on when operat ing on or cro ssin[...]

5 SECTION 2: CONTENTS OF HARDWARE PACK Lay out the har dware accordi ng to the illu stration below for identi fication pu rposes. Part nu mbers are sh own in parenthe ses. (Hardware pack may conta in extra items whi ch are not used on your unit.) NOTE: The auger s are secured to the spiral sh aft with two shear bo lts and hex loc k nuts. If you hit[...]

6 SECTION 3: ASSEMBLING YOUR SNOW THROWER NOTE: Refer ences to right or left side of the snow thrower ar e determined f rom behin d the unit in the operatin g positi on. The “ope rator’s p osition” i s defined as standin g directly be hind the snow throwe r, facing the handle panel. Unpacking • Remove s taples or break glue on top flaps of [...]

7 Figure 4 • Repeat pro cess for the rig ht side Tractio n Control. • Lay handl e assembl y behind snow th rower. See Figu re 5. • Ins ert a he x bol t 3/4 ” long and lock was her through the lower ho le on the bottom of the handle. • Hold the han dle assem bly up to the bott om of the snow thro wer frame an d thread th e hex bolt into th[...]

8 • Models 6 14, 644, 6 64, and 6A 4: Thread th e ferrule onto th e shift rod , up or down the shift rod and align with t he far hol e on the narrow s ide of th e shift le ver assembl y behind the h andle panel. Se e Figure 8. Figure 8 • Secure the ferrule to the sh ift arm assemb ly with the flat washe r and hairpin clip. Attaching Clu tch Cab[...]

9 NOTE: Lock nuts cannot be thr eaded onto a bolt by hand . T igh te n w ith two 7/1 6 ” or adjustable wrenc hes. Attaching T he Chute Dir ectional Control (Hardw are C) • Thread one hex nut about halfwa y onto eye bolt on the chute dir ectiona l control. • Inse rt eye bolt thro ugh the hole prov ided in the le ft handle. Se e Figure 11. • [...]

10 SECTION 4: KNOW YOUR SNOW THROWER WARN ING: Read, understand, and follow all in structions and warnings on the machine and in this manual before operating. Shif t Lever The shif t lever is locate d in the center of the handle panel. The shift leve r may be mo ved into one of si x position s. Run engine w ith throttl e in the fast p ositions Run [...]

11 Safety Ignit ion Key The safet y ignition key must be fu lly inse rted in the switch before th e unit will star t. Remove the ign ition ke y when the snow th rower is not in use. See Figure 14. IMPORT ANT: Do NOT attempt t o turn the key. Skid Sh oe The posi tion of the skid s hoe is determined by the conditio n of the ground from where snow ha [...]

12 pushing. Additional pr iming may be necessary for first start i f temper ature is below 15 degrees Fahrenh eit. • Grasp sta rter hand le and pull rope out slowly, u ntil it pulls s lightly har der. Let rope re wind slowl y. • Pull starter h andle r apidly. Do not allow h andle to snap ba ck. Allow it to rewind slowly whil e keeping a firm ho[...]

13 Chute Clean-out T ool The chut e clean-out to ol is conve niently fa stened to th e rear of the auger housing with a mo unting clip. S hould snow and ice lodge itse lf in the di scharge ch ute during operatio n, proceed as fo llows to safely clean t he chute and chu te openi ng: • Release both the Auger Contr ol Lever and the T r action/ A uge[...]

14 SECTION 6: MAKING ADJUSTMENTS WARNING: Neve r a tt empt to ma ke an y adjustments wh ile the engin e is running, except where specified in ope rator ’ s manual. Tire Pre ss ure ( Pneum atic Tires ) • The ti res ar e ov erin fla ted for s hip pin g purp ose s. Before ope rating ch eck tire pre ssure and re duce pressu re to between 15 psi and[...]

15 Chute Assembly The dist ance snow is thr own can be adj usted by chang ing the angle of the chute asse mbly. To do s o, stop the en gine by removi ng the ignitio n key and loosen the plastic wi ng knobs fou nd on either side of the discharg e chute. Piv ot the chute upw ard or downwar d before re -tightening the wing kn obs. Auger Control Refer [...]

16 Both Wheels Driving • Rotate wheel asse mbly to align hole in the hu b with the inner ho le on the axle shaft. Insert klic k pin in the ho le. Oute r axle shaf t hole sh oul d be vis ibl e. IMPORT ANT: NEVER operate th e snow throw er with the click pin inserted thro ugh both the RI M and the OUTSIDE HO LE in the axle. Doi ng so can resul t in[...]

17 SECTION 8: SERVICING YOUR SNOW THROWER WARN ING: Be fore servicin g, repairing, or inspecti ng, disengag e all clutch lever s and stop engine. Wait until all moving parts have co me to a complete stop. Disconnect spark plug wir e and ground it against the engine to pr event unin tended starting Engine Refer to the se parate e ngine m anual pa ck[...]

18 Fig ure 2 6 • Reasse mble auger drive belt(s) by following instruc tions in rev erse order . Drive Belt • Foll ow fir st fo ur st eps of prev ious instr uct ion s. • Pull i dler pulle y up, a nd lift belt of f engine pu lley and frictio n wheel disc. Se e Figure 26. Fig ure 2 7 • Using a wre nch, loosen the nut on the stop bolt unti l th[...]

19 Fig ure 3 0 • Slide fr iction wheel assembly bac k onto the gear shaft. Be sure to align th e pin on the shi ft rod with hole in the fr iction whe el assembly . See Figure 27 . • Reasse mble gear shaf t and the wheels . Reattach the fram e cove r. Flip snow th rower bac k to i ts operatin g posit ion a nd remove any p lastic from under the m[...]

20 SECTION 9: TROUBLE SHOOTING GUIDE NOTE: F or repair s beyond th e minor adj ustment s above, co ntact your lo cal author ized serv ice dealer. T rouble P ossible Cause(s) Corrective Ac tion Engine fails to start Fuel tank emp ty, or stale fue l. Blocked fue l line. Choke not in ON po sition Faul ty spar k plug . Key no t in swit ch on engi ne. S[...]

21 Note s[...]

22 Models 642E, 642F , 662E, 614E, 644E, 664F , & 6A4E 1 2 3 4 5 6 7 8 9 10 11 12 13 9 8 14 15 16 17 7 18 18 7 19 20 21 16 6 22 23 13 13 6 7 24 6 16 26 27 28 25 29 30 31 32 33 34 36 37 33 32 32 33 35 37 36 33 32 31 30 6 38 39 40[...]

23 Models 642E, 642F , 662E, 614E, 644E, 664F , & 6A4E REF . NO . PA R T NO . DES CRIPTION 1. 712-0116 Loc k J am Nut 3/8-24 2. 756-0178 Flat Idler 3. 784-5632 B Auge r Idler Arm 4. 710-0459 A He x Cap Sc rew 3/8-24 x 1.50 5. 741-04 75 Bushing 6. 736-0242 Bell W asher 7. 712-3010 He x Nut 5/16- 18 8. 712-0324 He x Lock N ut 1/4 -20 9. 736-0463 [...]

24 Models 642E, 642F , 662E, 614E, 644E, 664F , & 6A4E 1 2 3 4 5 7 8 9 11 15 16 16 17 18 18 19 19 20 20 21 22 23 54 25 26 27 28 29 30 24 53 23 34 35 23 36 38 54 39 40 41 39 42 43 44 45 46 17 47 29 48 49 50 51 52 14 13 7 37 10 12 24 6 7 55 55[...]

25 Models 642E, 642F , 662E, 614E, 644E, 664F , & 6A4E REF . NO . PA R T NO . DESCRIPTION 1. 712-011 6 Jam Loc k N ut 3/8-24 2. 732-019 3 Compress ion Spring 3. 736-010 5 Bell W asher 4. 784-561 9A Shift Ha ndle 5. 710-045 9A He x Cap Sc re w 3/8-24 6. 710-078 8 T ap Sc re w 1/4-20 7. 714-010 4 Cotter Pin 8. 720-023 2 Shift Knob 9. 711-0677 F e[...]

26 Models 642E, 642F , 662E, 614E, 644E, 664F , & 6A4E 1 1 2 3 4 4 5 5 6 16” Whee ls 13” or 15” W heels 4 7 7 8 9 10 10 11 11 12 41 5 13 14 15 16 17 18 1 19 20 21 22 23 24 25 25 26 28 29 1 1 30 31 32 33 34 8 35 Drive Clutch Cable Auger Clutch Cable Auger Clu tch Cable Blow er Housin g 36 20 37 38 39 40 27 42 42 42 43 44 45 46[...]

27 Models 642E, 642F , 662E, 614E, 644E, 664F , & 6A4E REF . NO . PA R T NO . DESCRIPTION 1. 710-0599 He x Scre w 2. 784-5688 Drive Cab le Guid e Bra c k et 3. 784-5687A Auger Cl utch Ca bl e Brac ket 4. 756-0625 Roller Ca bl e 5. 738-0924 He x Scre w 1/4- 28 6. 784-5630B Fr ame Ass emb ly 7. 741-0563 Ball Bea ring 8. 736-0105 Bell W asher 9. 7[...]

28 Models 614E REF . NO . PA R T NO . DESCRIPTION 1. 710-165 2 He x W asher Scre w 1/4 -20 x.5 2. 731-132 4 Belt Co v er 3. 732-033 9 Extension Spring 4. 710-062 7 He x Scr ew 5/16 -24 x . 75 5. 710-300 5 He x Cap Screw 3/8-1 6 x 1.25 6. 05896A Drive Clutch Brac ket 7. 74 8-02 34 Sh ould er Sp acer 8. 756-098 5 Pulle y Ha lf 9. 754-034 3 V -Belt 10[...]

29 Models 642E, 642F , 662E, 614E, 644E, 664F , & 6A4E REF . NO . PA R T NO . DESCRIPTION 1. 710-165 2 He x W asher Scre w 1/4- 20 x .50 2. 731-132 4 Belt Co v er 3. 710-300 5 He x Cap Screw 3/8-1 6 x 1.25 4. 73 2-07 10 Sp ri ng Ext ensio n 5. 710-062 7 He x Scr ew 5/16 -24 x . 75 6. 05896A Drive Clutch Idler Br ack et 7. 74 8-02 34 Sh ould er [...]

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MANUF A CTURER ’ S LIMITED W ARRANTY FOR: The limited warr ant y set f orth below is giv en b y MTD LLC with respect to ne w mercha ndise purchase d and u sed in th e United St ates, i ts pos sessio ns and te rritories. MTD LLC w arran ts this produ ct again st def ects f or a period of two (2) years comme ncing on the da te of origin al purcha s[...]