Battery Service
The battery is the heart of the electrical system. With
regular andproper service, battery lifecan beextended.
Additionally, battery and electrical component failure
can be prevented.
2
1
CAUTION
When working with batteries, use extreme cau-
tion to avoid splashing or spilling electrolyte.
Electrolyte can destroy clothing and burn skin or
eyes. Always wear safety goggles and a face
shield when working with batteries.
3
Electrolyte Specific Gravity
Figure 65
3.
Fully charged: 1.265 corrected to 80oF (27oC)
1.
2.
Negative cable
Positive cable
Battery strap
Discharged: less than 1.240
Battery Specifications
Battery Inspection and Maintenance
BCI Group Size 34
690
110
CCA at 0oF (--18oC)
minutes reserve capacity at 80oF (27oC)
1.
Perform following inspections and maintenance:
Dimensions (including terminal posts and
caps)
A. Check battery for cracks. Replace battery if
cracked or leaking.
Length 10.2 inches (259 mm)
Width
6.6 inches (167 mm)
8.0 inches (203 mm)
B. Check battery terminal posts for corrosion. Use
wire brush to clean corrosion from posts.
Height
Battery Removal and Installation (Fig. 65)
IMPORTANT: Before cleaning the battery, tape
or block vent holes to the filler caps and make
sure the caps are on tightly.
1.
Raise and support operator seat. Remove battery
access panel.
C. Check for signs of wetness or leakage on the top
ofthe battery which mightindicate aloose ormissing
filler cap, overcharging, loose terminal post or over-
filling. Also, check battery case for dirt and oil. Clean
the battery with a solution of baking soda and water,
then rinse it with clean water.
2.
ter negative cable is removed, loosen and remove posi-
tive cable.
Loosen and remove negative cable from battery. Af-
3.
chine.
Loosen battery strap that secures battery to ma-
D. Check thatthe cover seal is notbroken away.Re-
place the battery if the seal is broken or leaking.
4.
Carefully remove battery from machine.
5.
nect and tighten positive cable to battery before con-
necting negative cable.
Install battery in reverse order making sure to con-
E. Check theelectrolyte levelineachcell.Ifthelevel
is below the tops of the plates in any cell, fill all cells
withdistilledwaterbetween theminimumandmaxi-
mumfilllines.Chargeat15to25ampsforfifteen(15)
minutes to allow sufficient mixing of the electrolyte.
NOTE: Before connecting the negative (ground) cable
to the battery, connect a digital multimeter (set to DC
amps) between the negative battery post and the nega-
tive (ground) cable connector. The reading should be
less than 0.1 amp. If the reading is 0.1 amp or more, the
machine’s electrical system should be tested for short
circuits or faulty components and repaired.
6.
cess panel. Lower and secure operator seat.
Secure battery with battery strap. Install battery ac-
Electrical System
Page 5 -- 48
Groundsmaster 4000--D/4010--D
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