20
Loosen two (2)
1/2” Carriage Bolts
Loosen two (2)
3/8” Carriage Bolts
Remove #1908
Cotter Pin
4007
4002
4001
201C
436
223
232 SHIMS
1211
214
To Tighten #4007 Chain, you must move
#223 Shaft
up to remove slack in Chain:
To Tighten #1090 Chain, you must move
#214 Axle
down to remove slack in Chain:
Only If Necessary:
Loosen two 1/2” Cap Screws
holding
front end of #4001
Motor Box... tighten securely
after your Chain adjustment.
Loosen Three (3) 3/8” Carriage
Bolts on left & right side of #4001
Motor Box... tighten securely after
your Chain adjustment.
Reference Photo
for
DRIVE CHAIN TENSIONING
(#4007 & #1090 Chains page 21)