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MAINTENANCE
140 MM130 (6--91)
3-18
12. Slide the drive wheel retaining bolt through
the frame cutout, the drive wheel, and the
other side frame cutout.
NOTE: Make sure drive wheel spacers removed
earlier are placed in the same positions.
13. Thread the retaining nut onto the retaining
bolt and tighten.
14. Carefully tip the machine back into the
“operating” position.
15. Replace the debris hopper.
16. Adjust the clutch cable as described in
TO
ADJUST FLAT PROPELLING BELT
.
ENGINE DRIVE BELT
The engine drive belt transfers power from the
engine to the vacuum fan and the engine
jackshaft. Check the belt for wear after every
80 hours of operation. There is no tension
adjustment as it is controlled by a belt idler and
spring arrangement.
TO REPLACE ENGINE DRIVE BELT
1. Stop the engine and remove the spark plug
wire.
FOR SAFETY: Before Leaving Or Servicing
Machine; Stop On Level Surface, And Turn Off
Machine And Remove Key.
2. Unlatch and remove the rear filter cover.
3. Remove the rear shroud.
4. Disconnect the belt idler spring from the
engine bracket.
NOTE: For machines equipped with a side brush:
A. Loosen the jackshaft extension support
bearing locking collar setscrew.
01204
LOOSENING JACKSHAFT EXTENSION
SUPPORT BEARING LOCKING COLLAR
B. Unthread and separate the jackshaft
extension from the jackshaft enough to
slide the drive belt through. Also note
that the jackshaft extension is threaded
onto the jackshaft with left hand
threads.
5. Remove existing drive belt.
6. Position new drive belt over vacuum fan
sheave, large diameter sheave, and engine
sheave.
NOTE: For machines equipped with a side brush:
A. Reconnect and tighten the jackshaft
extension to the jackshaft. Remember
the jackshaft extension is threaded onto
the jackshaft with left hand threads.
B. Reposition the jackshaft extension
support bearing locking collar and
tighten its setscrews.
7. Reconnect the belt idler spring to the engine
bracket.
8. Reinstall the rear shroud.
9. Replace the rear filter cover.
Summary of Contents for 140
Page 8: ...SPECIFICATIONS 140 MM130 3 88 1 2 ...
Page 12: ...OPERATION 140 MM130 7 90 2 2 ...
Page 22: ...OPERATION 140 MM130 7 90 2 12 ...
Page 24: ...MAINTENANCE 140 MM130 3 88 3 2 ...
Page 46: ...APPENDIX 140 MM130 12 96 4 2 ...
Page 48: ...APPENDIX 140 MM130 12 96 4 4 ...
Page 54: ...STANDARD MODEL PARTS 140 MM130 7 90 6 2 ...
Page 56: ...STANDARD MODEL PARTS 140 MM130 12 96 6 4 2 3 1 Fig 2 Replacement Brushes ...
Page 68: ...STANDARD MODEL PARTS 140 MM130 12 96 6 16 ...
Page 90: ...ENGINE PARTS 140 MM130 12 96 8 16 ...