Toro 08743 - Page 222

RemovingandInstallingtheBattery(continued)
IMPORTANT
Topreventpossibleelectricalproblems,installonlyafully
chargedbattery.
A.Connectthepositive(+)cableconnectorontothepositive(+)battery
terminal.
B.Connectadigitalmultimeter(settoA)betweenthenegative(-)battery
postandthenegative(-)cableconnector.Ensurethatthereadingisless
than0.1A.Areadingofmorethan0.1Ausuallyindicatesadamaged
switch,ashortedcircuit,orgroundedwire.Identifyandrepairthe
electricalfaultsbeforereturningthemachinetoservice.
C.Connectthenegative(-)cableconnectortothenegative(-)battery
terminal.
8.Afteryoumaketheconnections,applybatteryterminalprotectororalight
layerofpetroleumjellytothebatteryterminalsandcableconnectors;referto
BatteryTerminalProtector(page2–17).
9.Makesurethattherubberbootsareinplaceoverthepositivecableendat
thebatterypostandatthestartersolenoid.
Inspecting,Maintaining,andTestingtheBattery
TemperatureCorrectingSpecicGravity
CellTemperature100°F
CellSpecicGravity
1.245
38°Cminus27°Cequals11.0°C
(100°Fminus80°Fequals20°F)
11°Cmultiplyby0.004/5.5°Cequals0.008
(20°Fmultiplyby0.004/10°Fequals0.008)
ADD(conversionabove)
0.008
Correctionto27°C(80°F)
1.253
MinimumVoltage
MinimumVoltageBattery-ElectrolyteTemperature
9.6
70°F(andup)21°C(andup)
9.5
60°F15°C
9.4
50°F10°C
9.3
40°F4°C
9.1
30°F-1°C
8.9
20°F-7°C
8.7
10°F-12°C
8.5
0°F-18°C
1.Inspectthebatteryasfollows:
A.Checkforcracks.Replacethebatteryifcrackedorleaking.
ElectricalSystem:ServiceandRepairs
Page6–32
SandPro
®
3040and5040
20251SLRevA