MTD 31AE5MLG729 - Manual (Page 17)

13
14.11. Separate the two halves of the unit. See Figure
40.
NOTE: As you separate the housing halves,
remove the extension spring from the auger idler
bracket.
CAUTION: After the unit is split, place wood
blocks at the rear of the wheel drive frame to
support it and keep it from tipping back.
15. FRICTION WHEEL DISC DISASSEMBLY
15.1. Disconnect the spark plug wire from the spark
plug.
15.2. Split the unit. Refer to the SPLITTING THE UNIT
Section.
15.3. Using a piece of starter cord, pull the drive clutch
idler bracket away from the belt and block it with
a piece of wood. See Figure 41.
Figure 40
Figure 41
15.4. Using the engine pull start handle and a small
cotter pin removal tool, roll the drive belt off the
engine pulley. See Figure 42.
15.5. Using a 9/16” socket and screwdriver, remove
the Jam nut and bell washer securing the friction
wheel disc to the friction wheel support bracket.
See Figure 43.
15.6. Slip the belt off of the disc and remove the disc
from the unit.
15.7. Assemble in reverse order.
Figure 42
Drive Belt
Figure 43
Hold screwdriver securely
while loosening jam nut