Sears 536.884821 manual Service And Adjustments, To Replace Auger Shear Bolt, To Adjust Track

.........SERVICE AND ADJUSTMENTS ......

..............i ii .............. iii/1_1'1', _

TO REPLACE AUGER SHEAR BOLT

The augers are securedto the auger shaftwith special bolts (See Fig. 35) thatare designedto break (toprotect the machine) if an obiectbecomeslodged in the auger housing. Use of a harder bolt wiUdestroytheprotection providedby the shear bolt.

IMPORTANT: TO iNSURE SAFETY AND

PERFORMANCE LEVELS,ONLY

ORIGINAL EQUIPMENT SHEAR

BOLTS SHOULD BE USED.

To replace a broken shear bolt, proceedas follows:

•Move the throttleto STOP andturnoffall controls,.

•Disconnectthespark plugwire..Be sure all moving parts have stopped,

•Lubricatethe auger shaftzerk fitting (see the Main tenance section,pages 15-16).

•Align the holeinthe auger withthehole inthe auger shaft. Install the new shear boll and shear boll

spacer provided.

•Reconnect the spark plug wire.

" '":'

SHEAR BOLT

AUGER SHAFT

FIG. 35

'TRACK (property adjusted)

SUPPORT FRAME

1-1/4"

TO ADJUST TRACK

Ifthesnowthrowerdoes notmoveforward evenlyand the trackslipsslightly,you needtocheckthetrackas follows:

•Pull up gently on the center of the track near the center.

Measurethedistancebetweenthetrackand thetop of the track support frame (See Fig.. 36). The distance should not be more than one and one-quarter(1-1t4) inches..

if the distanceis greater, you need to adjust the trackas follows:

•Loosenortighlentheadjustingbolt atthe rearof the track support frame (See Fig 36) to obtain the

proper distance between the track and the track supportframe,.

•Adjustthe track on the oppositeside in the same manner.

TRACK (out of adjustmant)

FIG,.36

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