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Part No 500402 14 F020513A
BC2403 Series Brush Cutter Owner’s Manual
BLADE DRIVE BELT REMOVAL AND REPLACEMENT
READ all safety instructions before servicing unit.
Numbers in parenthesis (N) refers to the item number in Illustrated Parts List.
Tools required:
- 1/2” socket, 3/8” drive
- ratchet, 3/8”
- drive extension, 3/8” drive
- universal joint, 3/8” drive
- pry bar or long screwdriver
- jack stands or similar device adequate to support weight of machine.
DISCONNECT spark plug wire before servicing unit.
1. Disconnect spark plug wire.
2. Lift and support rear of unit to allow access to underside.
UNIT IS HEAVY. Make sure support is adequate to support weight of machine.
3. Remove two screws (103) and washers (141) holding engine base door (7) and remove door.
4. Loosen, but do not remove, two nuts (116) holding idler mounting plate (26) to relieve tension on blade drive belt (29).
It may be necessary to pry idler pulley (9) away from its original position to release belt.
5. Using drive extension and universal joint, loosen, but do not remove, four screws (107) holding belt guides (149, 150)
in place next to crankshaft drive pulley (9) at rear of machine.
If extension and universal joint are not available, remove stop bolt (110) and nuts (116, 117) to allow idler
arm to swing back and allow access to screws (107).
6. Pull transaxle drive belt (10) from groove on pulley (9).
7. Pull blade drive belt (29) from groove on pulley (9) and down past pulley.
8. Pull belt back through hole in top of engine base and remove it from machine.
It will take some force to walk the belt past the front portion of the pulley.
9. Install new blade drive belt (29) on groove in pulley (9). Push remaining length of belt back through engine base toward
clutch/brake drive pulley.
10. Install transaxle drive belt (10) on groove in pulley (9).
11. Reach through from rear of machine and pull new belt through and install it in the groove on the clutch/brake drive
pulley.
Make sure blade drive belt is properly seated in clutch/brake drive pulley (23) and is not resting in
gap between clutch/brake drive pulley (23) and transaxle drive pulley (46)