John Deere 727 Z-TRAK - Manual (Page 8)

MODEL 06621213 - 16 JOHN DEERE 717 & 727 PECO 8
PECO ASSEMBLY
STEP 7:
The ears of the cone (A) should fit underneath the
two threaded bosses on the blowerface (B). Secure
with (2) 5/16”-18 x 2” hex bolts (PN#K1159). Use
the diagram to the right for more detail.
IMPELLER BLADE REPLACEMENT
TO REMOVE: First remove hex bolts from hub, then
screw the bolts into threaded holes to
remove old blade. (This will push impeller
off the hub.) If the impeller will not move,
hit the base of the impeller between each
vein with a hammer, then try again.
TO REPLACE: Place tapered bushing (A) into hub (B) and
align non-threaded holes in hub. Secure with (2)
1/4” x 1” hex bolts. Torque to 15 ft. lbs.
TIGHTEN ALL NUTS AND BOLTS!
A
B
A
B