BETCO Big Bertha, Operator'S Manual

Page: 14 / 36

BRUSH DRIVE
REMOVAL AND INSTALLATION
2
1
4
TO REMOVE BRUSH DRIVE
- REMOVE 4 BOLTS (ITEM 1) AND REMOVE FRONT ACCESS COVER (ITEM 2).
- LOOSEN TENSIONER BOLT (ITEM 3) TO RELIEVE CLUTCH BELT TENSION.
- REMOVE CLUTCH BELT (ITEM 6) FROM LARGE PULLEY (ITEM 7).
- REMOVE BOLTS (ITEM 4), 8 TOTAL, 4 EACH SIDE, WHICH WILL RELEASE
THE BRUSH PIVOT MOUNTING BLOCKS.
- THE ENTIRE BRUSH DRIVE CAN NOW BE REMOVED BY TILTING THE
MACHINE BACK.
TO INSTALL BRUSH DRIVE
- ALIGN BRUSH PIVOT YOKE (ITEM 8), SO THAT BRUSH PIVOT MOUNTING
BLOCKS (ITEM 9) ARE IN THE POSITION THEY WILL BE IN WHEN ATTACHED
TO THE MACHINE.
- IMPORTANT: BELT TENSIONER (ITEM 5) MUST BE TOWARD THE REAR OF
THE MACHINE, SO THAT IT DOES NOT HIT THE LARGE PULLEY OR THE PIVOT
YOKE, WHEN MACHINE IS LOWERED ONTO THE BRUSH DRIVE ASSEMBLY.
(SEE NOTE ABOVE AND PAGES 19 & 30 FOR POSITION).
- LOWER MACHINE ONTO THE BRUSH DRIVE, SO FRAME DROPS AROUND
THE BRUSH PIVOT MOUNTING BLOCKS (ITEM 9).
- REPLACE BOLTS (ITEM 4) THROUGH FRAME INTO THE BRUSH PIVOT
MOUNTING BLOCKS (ITEM 9).
- REPLACE AND TENSION CLUTCH BELT AS DETAILED IN "BELT REPLACEMENT
AND TENSIONING - ENGINE CLUTCH BELT" (PAGES 16 & 17).
3
- 14 -
7
8
9
LARGE PULLEY DOES
NOT HIT IT, WHEN MACHINE IS
LOWERERED ON BRUSH DRIVE
ALSO, SEE PAGES
19 AND 30 FOR
TENSIONER
POSITION
5
6
TENSIONER MUST
BE TOWARD BACK
OF MACHINE, SO THAT