Fisher Hopper - Gear Case Assembly; Housing Pre-Assembly; Cover Pre-Assembly; Output Shaft Pre-Assembly

PARTS DIAGRAMS AND LISTS
Gear Case -Regular and High Capacity
14 .67255
15 .67256
16 .67257
ITEM PART NO.
17 .67258
18 .67259
19 .67260
1 COVER
4 CAP SCREW
1 GASKET
QTY. DESCRIPfION
AR SHIM (0.020" n!K)
1 SNAP RING
-1 WOODRUFF KEY
(# 18- HARDENED)
1 WOODRUFF KEY
("A" -HARDENED)
1 1/8 VENT PLUG
1 ZERK FI1TING
1 SET SCREW
1 PLUG 3/8 NPTF SQ
6726120
21
22
23
24
.67262
.67263
.67264
.7621
* Not Shown
Abbreviation Key is found on page 11.
Indented parts are included in the assembly under which
Gear Case Assembly
Input Shaft Pre-assembly
I. Install the snap ring in the snap ring groove.
2. Install the woodruff key into the keyway.
3. Slide the wonn gear on tight to the snap ring
making sure the key does not fallout.
4. Slide the input shaft bearing cones tight
against the wonn gear and snap ring.
Assembly of Pre-assembled Parts
I. Insert the input shaft into the housing making
sure the shaft extends out the proper side.
2. Press an input bearing cup and install a snap
ring into the input bore of th~ housing.
3. Adjust the bearings by tapping lightly on each
end of the shaft with a soft hammer. If
endplay exists, add shims under the snap ring
and repeat adjustment until the shaft spins
freely with no endplay.
Housing Pre-assembly
I. Insert the snap ring into the output bore of the
housing.
2. Insert an output bearing cup into the housing
bore using a cup driver or a brass drift. Press
the cup tight against the snap ring.
3. Insert the snap ring into the input bore
opposite the grease zerk hole. Press an input
bearing cup tight against the snap ring.
4. Install and tighten the grease zerk into the
housing.
Cover Pre-assembly
1. Insert the snap ring into the bore of the cover.
2. Press an output bearing cup in tight against
the snap ring.
3. Install all vent and fill plugs into the cover.
Continued on next page.
Output Shaft Pre-assembly
Install the woodruff key into the keyway,
Form No.80357
24
Aori12.1998
ITEM PART NO. QTY. DESCRIPI1ON
I 68374 I GEAR CASE RC
I 68384 I GEAR CASE HC
2 .67245 I GEAR CASE HOUSING
3 .67246 I GEAR (BRONZE)
4 .67247 I WORM GEAR
5 .68382 I INPUT SHAFf
5 .68507 I INPUT SHAFT HYD.
6 .68383 I OUTPUT SHAFf RC
6 .68387 I OUTPUT SHAFf HC
7 .67249 2 BEARING CONE
8 .67248 2 BEARING CONE
9 .67250 4 BEARING CUP
10 .67251 I SEAL
11 .67252 I CAP
12 .67253 I SEAL
13 .67254 2 SNAP RING