AMMCO 9285291 Lead Screw Nut Replacement Kit User Manual
Page 2
Drive Rod Replacement
1.
Remove 4 gear case cover bolts (2
ạ and 2 Ả).
2.
Separate gear case cover
ặ from gear case ấ.
Note the locations of the gearing shafts and bushings.
Care should be taken to prevent these assemblies from
falling out of the gear case
ấ or gear case cover ặ.
3.
Remove 2 screws
Ẹ which retain the gear holder
Ẵ in the gear case cover ặ.
4.
Remove plastic cap
Ạ, drive rod retaining screw
ܩ, washer ܨ, and spring ẹ. Discard the spring.
5.
Remove the drive rod
ܪ and coupling assembly
from the gear case cover
ặ.
6.
Remove the drive rod
Ẳ and coupler Ằ from the
drive gear
ẵ, being sure to locate and save both drive
pins T and both thrust washers
Ặ.
7.
Discard the drive rod
Ẳ and coupler Ằ assembly.
8.
Attach new drive rod to the new coupler by insert-
ing the end of the drive rod with the cross drilled hole
into the non-threaded end of the coupler.
9.
Align the holes in the coupler
Ằ with the cross
drilled hole in the new drive rod
Ẳ, and tap in the new
spring pin (ref. 6, part no. 940403).
10.
Generously coat the drive gear
ẵ, 2 drive pins
ẳ, and 2 thrust washers Ặ with bearing grease.
11.
Place the 2 drive pins
ẳ into the semi-circular
grooves located on the outer edge of the center hole in
the drive gear
ẵ.
Note:
The bearing grease on each part should provide
enough adhesion to hold the parts together for assem-
bly.
12.
Place 1 each of the 2 thrust washers
Ặ against
each side of the drive gear
ẵ.
13.
Noting the position of the 2 drive pins
ẳ, lower
the drive gear assembly into the gear holder
Ẵ.
14.
Slide the new drive rod
Ẳ through the rear
holder
Ẵ and the drive gear ẵ, orienting the key slots
in such a way as to prevent the drive rod form dislodg-
ing the 2 drive pins
ẳ being held in place by the bear-
ing grease.
15.
Insert the new drive rod
ܪ and coupling assem-
bly into the gear case cover
ặ.
16.
Install the washer
ܨ, and drive rod retaining
screw
ܩ.
17.
Install the 2 screws
Ẹ, which retain the gear
holder
Ẵ in the gear case cover ặ, and tighten.
18.
Align the bushings and the gearing shafts with
the counter bores in the gear case
ấ, and slide the gear
case cover cover
ặ onto the gear case ấ.
19.
Install the 4 gear case cover bolts (2
ạ and 2 Ả)
and tighten.
20.
Continue with step 10 in the previous section.
928370 02 04/01
COPYRIGHT 1993 AMMCO TOOLS ALL RIGHTS RESERVED PRINTED IN U.S.A.
Ạ
ạ
Ả
ả
Ấ
ấ
Ầ
Ẩ
Ẫ
ẩ
ầ
ẫ
Ậ
ậ
Ắ
ắ
ắ
Ằ
ằ
ܪ
Ẳ
ẳ
Ẵ
ẵ
Ặ
ặ
Ẹ
ẹ
ܨ
ܩ