Cub Cadet 8454 User Manual

Page 140

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CHAPTER 4 8454

4-36

D569-W03 June-2003

H. AUXILIARY SHIFT GEAR

a. To Disassembling

1. Remove middle case and transmission case.

2. Remove middle case and main shift cover.

3. Loosen with washer bolt (23) and Disassembling

the auxiliary shift gear fixed on middle case and
bearing case (for auxiliary shift) (22).

b. To Assemble

1. Tighten bearing case (22) with 2 straight pins (21).

2. Install 6307 ball bearing (7) on the top hole of bear-

ing case and 6207 ball bearing (24) on the bottom
hole of hole snap ring (20).

3. Fix auxiliary shift shaft (6) on 6,307 ball bearing (7)

and snap ring (8) on bearing side to tighten Hi-Lo
shaft (6).

4. Install needle bearing (25), 39 gear (9), spline boss

(11) and shifter (12) in due order.

5. Install 43-21 gear (3) needle bearing (4) and collar

(5) on 39-21 gear (2).

6. Locate the sub-assembled of 39 gear (9), spacer

(10), spline boss (11), shifter (12) 39-17 gear (15),
needle bearing (14), spline boss (16), shifter (17),
needle bearing (19) and thrust collar (13) on Hi-Lo
shaft (5) section, and the sub-assembled of 39-
21gear (2) on the bottom part to be fixed with the
sub-assembled of bearing case at a time.

7. Install and fix snap ring (18) in front of spline boss

(16).

8. Install 6208 ball bearing (1) on 39-21 gear (2).

9. Insert shift fork (for Hi-Lo shift) (26) into fork rod (for

Hi-Lo shift) (27) to be located on the groove of shifter
(17) shift fork (for creep shift)(30) into fork rod (for
creep shift)(31) to be located on the groove of shifter
(12) and install fork rod (for Hi-Lo shift) (27) on the
bottom hole of bearing case (22) for fork rod
assembling.

(26) Shift fork
(27) Fork rod
(28) Spring pin
(29) Ball
(30) Shift Fork
(31) Fork Rod
(32) Ball
(33) Stopper Spring

(34) O-Ring

(35) Shift Arm

(1) Ball Bearing

(13) Collar

(2) 39-21 Gear (14) Needle Bearing
(3) 43-21 Gear

(15) 39-17 Gear

(4) Needle Bearing

(16) Spline Boss

(5) Collar

(17) Shifter

(6) Hi-Lo Shaft

(18) Snap ring

(7) Ball Bearing

(19) Needle Bearing

(8) Snap Ring

(20) Snap Ring

(9) 39 Gear

(21) Straight Pins

(10) Spacer

(22) Bearing Case

(11) Spline boss

(23) With Washer Bolt

(12) Shifter

(24) Ball Bearing
(25) Needle Bearing

569W452B

569W453B

(36) Du Bush
(37) O-Ring
(38) Shift Arm
(39) Collar
(40) Cir-Clip
(41) Key
(42) Packing
(43) Shift Cover
(44) Bolt
(45) Spring Pin

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