Service Manual

5-8

WPM Drive Systems Manual

THREESPEEDTRANSMISSION

5. Coat the shift key sleeve with grease and prepare

the shift keys, shift collar, and spring clip for

assembly as shown in Figure 124.

Transmission-Assembly

The transmission uses 6 oz. (177cc) No. 2 lithium-based

grease as a lubricant. When assembling, be sure to coat

all moving components with grease to ensure proper

lubrication.

OutputShaftAssembly

1. Slide the output bushing onto the output shaft,

anged side last. Assemble from the end of the shaft

closest to the hole for the roll pin.

2. Slide the gear sleeve onto the output shaft, tabs last

and secure with a new roll pin.

3. Apply a light coat of lithium-based grease on the

output shaft under the output busing, on the gear

sleeve, and on the three output shaft gears. Slide

the three output shaft gears onto the gear sleeve,

notched sides last.

4. Slide the nylon shift key sleeve onto the output shaft,

large end rst. Make sure that it engages the tabs on

the gear sleeve (Fig. 123).

8. If the left pivot arm was removed for servicing,

reassemble now as described under “Rear Height-

of-Cut and Wheel Pinion Clutch – Assembly” on

page 7-5.

Fig123 492-4733 g. 4-1

A. Shift key sleeve

6. Slide the shift key assembly into the shift key sleeve

until the shift collar bottoms out.

7. Complete the output shaft assembly by sliding a

spacer washer and the other output bushing, anged

side rst, onto the output shaft. Don’t forget to coat

these components with a light coat of grease (Fig.

125).

Fig125 3428-0066

Fig124 3428-0065