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1.  Adjust belt guides at the engine transmission pulley.

Facing the engine pulley, locate the left hand guide in a down posi-

tion and the right hand guide in an up position.  With the engine

off, clamp the transmission engagement lever down on the handle.

Position the guides in the position described above.  Adjust the

guides so that they are no more than 1/4 inch away from the belt

surface when the belt is engaged.  Take care that the guide is not

touching the belt.

Rotate left hand guide down.

Rotate right hand guide up.

Move guide so that it is just off surface of belt

when engaged, no more than 1/4 inch.

Summary of Contents for ST723

Page 1: ... This can occur when the transmission engagement lever is disengaged Action Required 1 Adjustment of the transmission belt guides at the engine transmission pulley 2 Removal of the orange and grey frame mounted belt guides 3 Reposition and install grey belt guide in inverted position aligning with transmission drive belt 4 Adjust grey belt guide after tightening to a clearance of 3 16 inch from su...

Page 2: ... transmission engagement lever down on the handle Position the guides in the position described above Adjust the guides so that they are no more than 1 4 inch away from the belt surface when the belt is engaged Take care that the guide is not touching the belt Rotate left hand guide down Rotate right hand guide up Move guide so that it is just off surface of belt when engaged no more than 1 4 inch...

Page 3: ...e of frame near front motor mount One guide is orange and the other is gray Remove the bolts securing the guides and remove the two guides Discard the ORANGE guide and remove and discard the two speed nuts used to retain the bolts The grey guide will be used in the next step Two belt guides located at left side of frame under belt cover ...

Page 4: ...t approximately 1 2 inch in length and install it from the bottom side of the bracket when in position Install a 1 4 inch nut and finger tighten Facing the front of the unit slide the belt guide over to the far right position as far as it will go and tighten the nut and bolt securely Take care when tightening so that the guide remains square to the frame ie run ning parallel to the belt Position t...

Page 5: ...ission belt until it has a clearance from the belt of approximately 3 16 inch Push guide to adjust Approximately 3 16 inch 4 Adjust grey belt guide With the transmission belt in the engaged position lightly bend the guide away from the belt so that the bottom of the guide will be approximately 3 16 inch from the sur face of the belt ...

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