Textron Jacobsen Super LF 1880 Fairway Mower with ROPS, Service & Repair Instructions

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DRIVE TRAIN
4C-5
SECTION 4C. HYDRO-DRIVE SHAFT
GENERAL
The hydrostatic drive pump is driven by a universal
joint type drive shaft connected between the drive
pump and engine.
SERVICE
Removal
1. Remove the four socket head screws securing the
rear yoke to the engine drive plate (Figure 4C-1).
Figure 4C-1. Drive Shaft
2. Slide the drive shaft off the drive pump splined
shaft.
Disassembly
NOTE:
Note the position and depth of the bearing caps in
the ears.
1. Position the u-joint on a vise as shown in
Figure 4C-2.
Figure 4C-2. Drive Shaft Disassembly
2. Using a soft face hammer, strike the top ear of the
yoke driving the upper bearing upward and out of
the ear.
3. Grip the loose bearing in the vise and drive the
yoke off the bearing.
4. Repeat Step 1 through Step 3 for the remaining
bearings.
Rear Yoke
Front Yoke
U-Joint
4C