Troy-Bilt LTX-2146 Lawn Mower User Manual


 
23
Figure 16
After disconnecting the battery cables, remove the
battery and battery tray from beneath the seat.
IMPORTANT:
When removing the battery, disconnect
the NEGATIVE (Black) wire from it’s terminal first,
followed by the POSITIVE (Red) wire. Re-install in
reverse order.
Upper Drive Belt
Locate the transmission idler pulley on the upper
drive belt by looking through the battery tray
opening. See Figure 16.
Grasp the bracket and pivot the transmission idler
pulley toward the rear of the tractor to release
tension on the upper drive belt.
Remove the belt from around the transmission idler
pulley.
Remove the upper drive belt from around the
transmission pulley and the variable-speed pulley.
NOTE:
Slowly rotate the pulley counterclockwise to
roll the belt off of it.
Remove the upper drive belt by pulling it up through
the battery tray opening.
Reroute the new upper drive belt as shown in
Figure 16.
Lower Drive Belt
NOTE:
Proper removal of the lower drive belt requires
the removal of several tractor components. Read
through the following procedure prior to attempting it to
determine if you feel you could successfully complete it.
If you don’t, see an authorized service dealer to have
the belt changed.
IMPORTANT:
Note the routing of the lower drive belt
around all the pulleys and the belt keepers BEFORE
performing the following steps.
Locate the variable-speed pulley through the
battery tray opening. See Figure 16.
Remove the variable-speed pulley by loosening the
hex bolt that secures it to the transmission. Use a
second wrench to hold the hex nut on the bottom
side of the pulley.
Slide the lower drive belt off of the variable-speed
pulley as you lift the pulley up and out through the
battery tray opening.
Remove the rear idler pulley from the double- idler
bracket while unrouting the belt from around both
the rear and the front idler pulley. Refer to Figure
16.
Drive belt (Lower)
Drive belt (Upper)
Front of Tractor
Rear Idler Pulley
Front Idler Pulley
Variable-speed
Pulley
Battery Tray
Keeper Pins
Transmission Idler Pulley
Transmission Pulley
Engine Pulley
Single-speed
Transmission
Shift Lever
Opening
Double-Idler Bracket
Idler Bracket
to drive pedal
Belt Keeper
NOTE:
View shown from above tractor.