Belt Replacement - MTD 820 Series Owner's Manual

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REMOVING / INSTALLING / JUMP STARTING
WARNING: When removing or installing
the battery, follow these instructions to
prevent the screwdriver from shorting
against the frame.
Removing the Battery:
Disconnect negative cable
first, then positive cable.
Installing the Battery:
Connect positive cable first,
then negative cable.
Jump Starting
1. First, connect end of one jumper cable to he pos¬
itive terminal of the good battery, then ti e other
end to the positive terminal of the dead battery.
2. Connect the other jumper cable to the r egative
terminal of the good battery, then to the FRAME
OF THE UNIT WITH THE DEAD BATTEFY.
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WARNING: Failure to use this prccedure
could cause sparking, and the gas in
either battery could explode.
BELT REPLACEMENT
Front Drive Belt
1. Depress the clutch pedal and set parking brake.
2. Remove the deck from the tractor.
3. Raise and block the front wheels of the tractor so
you can work under it.
4. Remove the four self-tapping screws which hold
the belt keeper assembly to the frame at the
engine pulley. Push the belt keeper assembly for¬
ward, out of the way. See figure 19.
CLEAN THE BATTERY
Clean the battery by removing it from the i nit and
washing with a baking soda and water solutior. If nec¬
essary, scrape the battery terminals with a wiie brush
to remove deposits. Coat terminals and exposed
wiring with grease or petroleum jelly to prevent corro¬
sion.
BATTERY FAILURES
Some common causes for battery failure arn: incor¬
rect initial activation, lack of water, adding chemicals
other than water after initial activation, undercharging,
overcharging, corroded connections, freezing
These
failures do not constitute warranty.
TIRES
Recommended operating tire pressure is
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pproxi-
mately 12 p.s.i. (check sidewall of tire for tire manu¬
facturer's recommended pressure). Maximum tire
pressure under any circumstances is 30 p.s.i. Equal
tire pressure should be maintained on all tires.
When installing a tire to the rim, be certain rim is
clean and free of rust. Lubricate both the tire and rim
generously. Never inflate to over 30 p.s.i. to seat
beads.
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WARNING: Excessive pressure (over 30
p.s.i.) when seating beads may cause
tire/rim assembly to burst with force suf¬
ficient to cause serious injury.
5. Remove the two pins which act as belt keepers
by the variable speed pulley. See figure 20.
6. Roll the belt off the variable speed pulley, then
remove from the engine pulley.
7. Reassemble the new belt, following instructions in
reverse order.
Pins
Rear Drive Belt
1. First remove the front drive belt as instructed in
the previous section.
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