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IMPORTANT: READ SAFETY RULES AND INSTRUCTIONS CAREFULLY

MTD PRODUCTS INC. P.O. BOX 368022 CLEVELAND, OHIO 44136-9722

Model Numbers

E642E, E662H,

614E, E644E,

E664F

Warning: 

This unit is equipped with an internal combustion engine and should not be used on or near any unimproved forest-

covered, brush-covered or grass-covered land unless the engine’s exhaust system is equipped with a spark arrester meeting 
applicable local or state laws (if any). If a spark arrester is used, it should be maintained in effective working order by the operator.
In the State of California the above is required by law (Section 4442 of the California Public Resources Code). Other states may have 
similar laws. Federal laws apply on federal lands. A spark arrester for the muffler is available through your nearest engine authorized 
service dealer or contact the service department, P.O. Box 368022 Cleveland, Ohio 44136-9722.

PRINTED IN U.S.A.

FORM NO. 770-0359A 

O

PERATOR’S

 

M

ANUAL

Summary of Contents for 614E

Page 1: ...with a spark arrester meeting applicable local or state laws if any If a spark arrester is used it should be maintained in effective working order by the operator In the State of California the above is required by law Section 4442 of the California Public Resources Code Other states may have similar laws Federal laws apply on federal lands A spark arrester for the muffler is available through you...

Page 2: ...rating in reverse 2 PREPARATION Thoroughly inspect the area where the equipment is to be used and remove all door mats sleds boards wires and other foreign objects Disengage all clutches and shift into neutral before starting engine Do not operate equipment without wearing adequate winter outer garments Do not wear jewelry long scarfs or other loose clothing which could become entangled in moving ...

Page 3: ...isengage power to collector impeller when transporting or not in use Use only attachments and accessories approved by the manufacturer of snow thrower such as wheel weights counter weights cabs etc Never operate the snow thrower without good visibility or light Always be sure of your footing and keep a firm hold on the handles Walk never run Muffler and engine become hot and can cause a burn Do no...

Page 4: ...ear frame below the engine The model plate will look like Figure 2 Figure 2 SECTION 3 CALLING CUSTOMER SUPPORT If you are having difficulty assembling this product or if you have any question regarding the controls operation or maintenance of this snow thrower please call the Customer Support Department You can reach them by calling 1 800 800 7310 Before you call make sure that you have both your ...

Page 5: ...signed so that the bolts will shear Two replace ment shear bolts and nuts are provided for your convenience Store in a safe place until needed E ATTACHING THE CLUTCH GRIPS Flat Washers 5 16 I D x 5 8 O D 736 0264 Hex Bolts 5 16 18 x 1 3 4 Long 710 3180 Hex Bolts 5 16 18 x 3 4 Long 710 3008 Hex Nuts 5 16 18 Thread 712 3010 Saddle 784 5599 Lock Washers 5 16 I D 736 0119 Carriage Bolts 5 16 18 x 1 1 ...

Page 6: ... instructions in this operator s manual to make the job safe and easy You will need the following tools to assemble the snow thrower Attaching the Handle Assembly Hardware A and E Lay loose parts out on flat surface Figure 3 1 Attach left handle and grip bracket to handle panel with two carriage bolts lock washers and hex nuts Be sure the bend in the grip bracket is towards the center of the handl...

Page 7: ...ld the handle assembly up to the bottom of the snow thrower frame and thread the hex bolt into the lower hole in snow thrower frame Do not tighten at this time See Figure 8 Figure 8 10 Repeat process on the other side 11 Raise the handle assembly into the upright position and align the top holes in the handles with the top holes in the snow thrower frame Attach using hex bolts lock washers and sad...

Page 8: ...the ferrule up or down the shift rod and align with the lower hole on the wider side of the shift lever assembly behind the handle panel See Figure 11 Model 614 644 664 Thread the ferrule onto the shift rod up or down the shift rod and align with the far hole on the narrow side of the shift lever assembly behind the handle panel See Figure 12 4 Secure the ferrule to the shift arm assembly with fla...

Page 9: ...assembly facing the front of the unit 2 Place chute flange keepers beneath lip of chute assembly flat side down 3 Insert hex bolt up through chute flange keeper and chute assembly as shown in Figure 14 Secure with hex lock nut 4 After assembling all three chute flange keepers tighten all nuts and bolts securely then back off 1 4 turn to allow easier movement Figure 14 ATTACHING THE CHUTE CRANK Har...

Page 10: ...ou can depress the auger drive clutch grip against the left handle completely 3 If necessary loosen the hex jam nut and thread the cable in for less slack or out for more slack as necessary Refer to Figure 13 Recheck the adjustment Tighten the jam nut against the cable when correct adjustment is reached Traction Drive Clutch and Shift Lever Adjustment To check the adjustment of the traction drive ...

Page 11: ...Figure 22 for Models 642 and 662 See Figure 23 for Model 614 644 664 The shift lever is located in the center of the handle panel The shift lever may be moved into one of six positions Run engine with throttle in the fast position Use the shift lever to determine ground speed Forward Five forward speeds position one 1 is the slowest position five 5 is the fastest Reverse One reverse R speed NOTE M...

Page 12: ...p on end of the spark plug wire inside the boot is fastened securely over the metal tip on the spark plug See Figure 24 2 Make certain the fuel cutoff valve is in the OPEN vertical position See Figure 20 Figure 24 3 Make certain the auger and drive clutch levers are in the disengaged released position 4 Move throttle control up to FAST position Insert ignition key into slot See Figure 21 Be certai...

Page 13: ...1 on page 11 Be certain it snaps into place Do not turn key 3 Rotate choke knob to FULL choke position cold engine start If engine is warm place choke in OFF position instead of FULL 4 Push primer button two or three times Refer to Figure 21 on page 11 If engine is warm push primer button once only NOTE Always cover vent hole in primer button when pushing Additional priming may be necessary for fi...

Page 14: ...ny adjustments while engine is running ADJUSTING CHUTE You can control the distance that snow is thrown by adjusting the angle of the chute assembly The sharper the angle the shorter the distance snow is thrown 1 To adjust the chute loosen the hand knob See Figure 25 2 Pivot the top of the chute assembly to the position desired Figure 25 ADJUSTING SKID SHOE The space between the shave plate and th...

Page 15: ...e up or down the shift rod and align it with the hole closest to the shift knob on the narrow side of the shift lever assembly behind the handle panel NOTE Make certain to check for correct adjustment of the shift rod as instructed in the Final Adjustments section before operating the snow thrower CARBURETOR ADJUSTMENT WARNING If any adjustments are made to the engine while the engine is running e...

Page 16: ...ve old sealant and apply Loctite 5699 or equivalent IMPORTANT Do not overfill the gear case Damage to the seals could result Be sure the vent plug is free of grease in order to relieve pressure SECTION 10 MAINTENANCE AUGERS The augers are secured to the spiral shaft with two shear bolts and hex lock nuts Refer to Figure 28 If you hit a foreign object or ice jam the snow thrower is designed so that...

Page 17: ...een the bolt and auger pulley See Figure 32 8 Lift the rear auger belt from the auger pulley and slip belt between the support bracket and the auger pulley See Figure 31 Repeat this step for front auger belt 9 Replace both auger drive belts by following instructions in reverse order DRIVE BELT 1 Follow steps 1 through 4 of previous instructions 2 Pull idler pulley up and lift belt off engine pulle...

Page 18: ...assembly three from each side Remove the friction wheel rubber from between the friction wheel plate 9 Reassemble new friction wheel rubber to the friction wheel assembly tightening the six screws in rotation and with equal force Position the friction wheel assembly up onto the pin of the shift rod assembly and slide the shaft through the assembly Reassemble in reverse order Figure 33 SECTION 11 O...

Page 19: ...tor adjusted by an authorized service dealer Loss of power Spark plug wire loose Gas cap vent hole plugged Exhaust port plugged Connect and tighten spark plug wire Remove ice and snow from cap Be certain vent hole is clear Clean see Maintenance section of engine manual Engine overheats Carburetor not adjusted properly Refer to the engine manual packed with your unit or have carburetor adjusted by ...

Page 20: ...20 SECTION 13 ILLUSTRATED PARTS HOUSING ASSEMBLY ...

Page 21: ...1 5 684 0065 Impeller Assembly 1 6 605 5188 Spiral 24 R H 1 605 5192 Spiral 26 R H 1 605 5248 Spiral 30 R H 1 7 605 5189 Spiral 24 L H 1 605 5193 Spiral 26 L H 1 605 5249 Spiral 30 L H 1 8 705 5226 Reinforcement Chute 1 9 710 0134 Bolt Carriage 2 10 710 0451 Screw Hex 6 11 710 0134 Screw Carriage 3 13 710 0451 Screw Carriage 10 16 710 0890A Bolt Shear 4 18 712 0116 Hex Lock Nut 1 20 712 0429 Nut H...

Page 22: ...22 HANDLE ASSEMBLY ...

Page 23: ...ter Pin 5 16 Dia 3 27 732 0193 Comp Spring 38 ID x 88 Lg 1 28 736 0105 Bell Wash 400 ID x 88 OD x 06 1 Model 642 662 Model 614 644 664 29 736 0119 L Wash 5 16 ID 9 31 736 0264 Flat Washer 34 ID x 63 OD 2 32 750 1032 Spacer 2 33 784 5599 Handle Tab 2 34 720 0274 Grip 2 35 749 0910A Handle RH Black 1 36 749 0911A Handle LH Black 1 37 684 0008A Shift Arm Assembly 1 39 784 5678 Chute Crank Brkt 1 40 7...

Page 24: ...24 FRAME ASSEMBLY ...

Page 25: ... 748 0190 Spacer 1 13 712 0711 Nut Hex 2 38 756 0625 Roller Cable 3 14 714 0126 Key 1 39 784 5590 Frame Shift Bracket 1 15 714 0143 Pin Klick 2 40 784 5638 Cover Frame 1 16 714 0474 Pin Cotter 1 41 784 5688 Bracket Drive Cable Roller 1 17 715 0249 Pin Roll 2 42 784 5687 Brkt Auger Clutch Cable Guide 1 19 717 1445 Gear 1 43 784 5689A Brkt Front Support Guide 1 20 717 1444 Shaft Hex 1 44 710 0599 He...

Page 26: ...39 Spring 1 13 736 0119 Washer Lock 1 14 736 0242 Washer Bell 1 15 736 0247 Washer Flat 1 Optional Model 614 16 736 0270 Washer Lock 1 17 736 0331 Washer Lock 1 18 736 0505 Washer Flat 1 19 736 0507 Washer 1 20 748 0234 Spacer 1 21 748 0360 Adapter Pulley 1 22 754 0343 V Belt 1 23 754 0430 V Belt 1 24 756 0313 Idler Flat 1 25 756 0569 Pulley Half 2 26 756 0967 Pulley 1 27 756 0984 Pulley Half 1 28...

Page 27: ...24 Belt Cover 1 12 732 0710 Spring 1 13 736 0119 Washer Flat 1 14 736 0242 Washer Bell 1 15 736 0247 Washer Flat 1 16 736 0270 Washer Lock 1 17 736 0331 Washer Bell 1 18 736 0505 Washer Flat 1 19 748 0234 Shoulder Spacer 1 20 748 0360 Pulley Adapter 1 21 754 0346 V Belt 1 22 754 0430 V Belt Matched 2 23 756 0313 Idler Flat 1 24 756 0569 Pulley Half 4 25 756 0967 Pulley Auger 2 26 756 0986 Pulley H...

Page 28: ... Department of MTD PRODUCTS INC Transportation charges Transportation charges for the movement of any power equipment unit or attachment are the responsibility of the purchaser Units exported out of the United States MTD PRODUCTS INC does not extend any warranty for products sold or exported outside of the United States of America its possessions and territories except those sold through MTD PRODU...

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