Belt Replacement; Deck Belt - Yard-Man 13A-325-402 Operator's Manual

NOTE: You will have reached correct adjustment to
the deck engagement cable when the cable moves
approximately I/2" off center line in both directions.
Adjustment to the blade brake will have to be made at
the cable end. See Figure 20.
Deck =_// Hex
Engagement_ _ 3 \\ Nut
Periodically check to see if these belts are too
loose or damaged through wear and tear. If so,
replace with new belt. While ordering these
belts, refer to the Parts List section in this
manual for the correct part number.
Deck Belt
Engage the parking brake and turn the ignition
off. Pivot the cover up and remove the
grasscatcher. Remove the spark plug wire.
Put the deck at the lowest cutting height by
adjusting the cutting height adjustment lever to
the lowest position.
Working from the rear of the mower, remove
the hex nut and the lock washer on the right
side of the deck belt guard. You will need a
7/16" socket wrench with 6" extension to
remove this bolt.
Remove
self-tapping
screw Remove hex nut &
'\ lock washer
Figure 20
If the belt is slipping when you depress the
blade engagement pedal about 3/4", loosen the
two hex nuts on the cable. See Figure 20.
• If the belt is engaging sooner than when the
blade engagement pedal is 3/4" from the PTO
switch, tighten both the hex nuts on the cable.
See Figure 20.
• Repeat the blade engagement test and
readjust if necessary.
• Pivot the cover back to its original position.
Belt Replacement
There are two drive belts and one deck belt in your
rider mower; follow the description below to identify
the belts.
1. The lower drive belt goes from the variable speed
pulley to the transmission pulley.
2. The upper drive belt goes from the variable
speed pulley to the upper sheave of engine
pulley.
3. The deck belt goes from the deck pulley to the
lower sheave in engine pulley.
(View from underneath the mower while
working from the rear)
Figure 21
Using a 3/8" socket wrench, remove the self-
tapping screw that holds opposite side of the
deck belt guard. See Figure 21. Push the right
side of the deck belt guard forward and let it
drop down.
Using a 1/2" socket wrench, remove two self-
tapping screws, lock washer and hex nut that hold
the deck belt cover to the deck. See Figure 22.
For this, you will have to work from the top left
side of the mower. Remove the belt cover.
Using a 9/16" wrench, loosen the hex nut on the
idler pulley. See Figure 22.
Remove belt from around deck pulley, idler
pulley, and the engine pulley.
Place the new belt around the deck pulley and
the engine pulley making sure that the belt is
routed inside the belt keepers. There are two
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