ends clean with a wire brush and make sure the connections are tight. Coat the terminals with petroleum jelly to prevent corrosion.

2.Battery Storage: When storing the MMZ for long periods of time the following guidelines should be taken.

a.Disconnect the battery cables from the terminals and remove the battery.

b.Clean the battery before storing. A dirty battery will lose its charge over time.

c.Store the battery with a full charge. A discharged battery will freeze (refer to the table below).

Specific

Freezing

Gravity

Temp (°F)

 

 

1.265

-71

 

 

1.250

-62

 

 

1.200

-16

 

 

Specific

Freezing

Gravity

Temp (°F)

 

 

1.150

5

 

 

1.100

16

 

 

d.Recharge battery when ever the specific gravity value is less than 1.225.

3.Battery Removal

Warning:

When removing the cables from the battery follow these steps to avoid a short between the wrench and the frame.

a.Remove the Negative (black) cable.

b.Remove the Positive (red) cable.

c.Release the hold down straps.

d.Remove the battery without tipping.

4.Installing the Battery

Note: The battery is delivered from the factory fully charged and filled with elec-

trolyte.

a.Attach the Positive (red) cable.

b.Attach the Negative (black) cable.

c.Attach the rubber battery strap.

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MTD MMZ 2554, MMZ 2560, MMZ 2254 service manual Specific Freezing Gravity Temp F, Battery Removal, Installing the Battery