Removing Worm Gear; Inserting Worm Gear; Replacing Bar Stud - Echo PPF-2100 Service Data

10

2-5 Removing worm gear

(B)
(C)

2-6 Inserting worm gear

(A)

2-7 Replacing bar stud

SERVICE PROCEDURE
(A)
PPT-2400 PPFD-2400
1. Remove E-ring, washer, sprocket, another
washer, then auto-oiler.
2. Screw worm remover #897708-19835 (A) on to
the worm.
3. Insert handle (B) in the tool.
4. Screw hex socket bolt (C) in the center of the
handle until the bolt touches the center of sprocket
shaft end.
5. Tighten the bolt with wrench holding handle (B)
until the worm comes off.
NOTE: Do not reuse removed worm gear. Bore
of the used worm gear may be enlarged and
the worm gear may slip on sprocket shaft.
1. Screw worm gear into the worm remover (A).
2. Apply oil to the tapered side of worm gear.
3. Tap on to sprocket shaft until the worm gear
bottoms.
1. Install two nuts on defective stud and tighten
them against each other.
2. Turn nut counterclockwise to remove stud.
If it is hard to remove stud, hold defective stud in a
vise and tur n the gear case body counter
clockwise, or use a suitable stud remover.
3. Install two nuts to new stud and secure the nuts
against each other.
NOTE: Apply small amount of adhesive
(Loctite #609 or equivalent) to the stud.
4. Tur n nut clockwise to install stud until it
bottoms.
PPF-2100 PPT-2100