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 15

5.

If adjustment is necessary, loosen the jam nut
on the traction drive cable, and thread cable in
or out as necessary. 

6.

Tighten the jam nut to secure the cable when
correct adjustment is reached. Reassemble the
frame cover with six self-tapping screws.

Figure 26  

Note: 

If you had earlier placed plastic film under

the gas cap, be sure to remove it once the
adjustment to the traction drive clutch is done and
the snow thrower frame is re-installed.

ADJUSTING AUGER CLUTCH

To adjust the auger clutch, refer to the Final
Adjustments section on page 10.

ADJUSTING SHIFT ROD

1.

Remove the hairpin clip and flat washer from
the ferrule and remove the ferrule from the shift
lever. Place the shift lever in the fifth (5) or the
fastest forward speed position.

Models 642, 662:

2.

Push up on the shift arm assembly as far as it
will go. Thread 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. Secure the ferrule to the shift arm
assembly again with the hardware earlier
removed.

Model 614, 644, 664:

3.

Push down on the shift arm assembly as far as
it will go. Thread the ferrule 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.g. carburetor), keep clear of
all moving parts. Be careful of heated
surfaces and muffler.

Minor carburetor adjustment may be required to
compensate for differences in fuel, temperature,
altitude and load.
Refer to the separate engine manual packed with
your unit for carburetor adjustment information.

DRIVE WHEELS

The wheels may be adjusted for two different
methods of operation. The adjustment is made by
placing the klick pins in one of two different holes on
the right side of the unit. See Figure 28.

1.

One Wheel Driving—Place klick pin in the
outside axle hole on the right side. This position
gives power drive to the left wheel only, making
the unit easier to maneuver.

Both Wheels Driving—Place klick pin in the hole in
the hub next to the rim on the right side. This
position is good for heavy snow as there is power
drive in both wheels.

Figure 27  

Drive

Plate

Gear 

Shaft

Friction

Wheel

Klick Pin in Hole

in Hub Next to Rim

Outside Hole

in Axle

Summary of Contents for E602E

Page 1: ...ith 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 i...

Page 2: ...ating 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...

Page 3: ...sengage 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 Nev...

Page 4: ...ar 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...

Page 5: ...igned 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...

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 o...

Page 7: ...d 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 o...

Page 8: ...he 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 shif...

Page 9: ...ssembly 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...

Page 10: ...u 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 Fi...

Page 11: ...igure 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...

Page 12: ...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...

Page 13: ...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 butt...

Page 14: ...y 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...

Page 15: ...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...

Page 16: ...e 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...

Page 17: ...en 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 auge...

Page 18: ...ssembly 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 r...

Page 19: ...or 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 certa...

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

Page 21: ...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 Rei...

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

Page 23: ...er 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...

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...

Page 26: ...9 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 Wa...

Page 27: ...4 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 0...

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 th...

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