Service manual

2-3WPM Drive Systems Manual
This basic transmission has been in use for several
years. There are minor variations, such as different
shafts on the bevel pinion gear to accommodate belt
alignment on different chassies. All use a bevel pinion
input gear which mates with a combination bevel/spur
gear, which drives a fi nal spur gear.
SINGLE SPEED SPUR/BEVEL GEAR TRANSMISSION
1. Raise the rear of the mower and support with a block
(Fig. 027).
Fig 027 PICT-1870
2. Remove transmission belt cover.
3. Remove both rear wheels.
4. Remove retaining ring, spring, thrust washer, and
pinion from both axles (Fig. 028). Refer to “Wheel
Pinion Clutch” on page 5-3 for additional information
about the clutch mechanism.
Fig 028 PICT-1873a
Description
Lubrication
Proper lubrication for this transmission is 2.5 – 3 fl uid
ounces (7.1cc – 9.0cc) of lithium based No. 2 grease.
Transmission Removal and Replacement
5. Continue disassembly, remove rocking key, clutch
washer, klip ring, keyed thrust washer, pivot arm
thrust washer, and friction ring. The pivot arm and
spring arm will then slide off the axle (Fig. 029).
Fig 029 PICT-1874a
A
A. Wood block