TROUBLESHOOTING AND ELECTRICAL SYSTEM:
KEY-START WITH NEUTRAL REV GAS VEHICLE
Test Procedures
11
4 0
2 0
6 0
8 0
13 00
1.250
1.280
View at eye level.
1
3
2
1. Level Indicator
2. Cap
3. Plates
Electrolyte level at least 1/2 inch (13 MM) above plates or to level
indicator.
717
Figure 11-3
Hydrometer Test
22
Figure 11-4
Battery Electrolyte Level
Hydrometer Calibration
Most hydrometers are calibrated to read correctly at 80 °F (27 °C). The readings obtained as described above must be
corrected for temperature. For each 10 °F (5.6 °C) above 80 °F (27 °C), add 0.004 to the reading. For each 10 °F (5.6
°C) below 80 °F (27 °C), subtract 0.004 from the reading.
Interpreting the Results of the Hydrometer Test
The approximate state of charge can be determined by referring to the following table:
SPECIFIC GRAVITY (TEMPERATURE
CORRECTED)
APPROXIMATE STATE OF
CHARGE
1.250-1.280
100%
1.220-1.240
75%
1.190-1.210
50%
1.160-1.180
25%
If the difference between the cells is 0.020 or more, the low cell should be suspected. It may require a catch-up charge
or it may be a weak cell. When the variations between cells reach 0.050 or more, the battery should be replaced.
Voltage Test
Place the red (+) probe of a multimeter set at Volts DC, 20 volt range, on the positive (+) cable and place the black
(–) probe on the negative (–) post of the battery and take a voltage reading. If it shows less than 12.4 volts, or
if the lowest specific gravity reading from the hydrometer test is less than 1.225, recharge the battery. If battery
voltage is greater than 12.4 volts and specific gravity is greater than 1.225, the problem is not with the battery. If the
battery does not reach 12.4 volts, or if the specific gravity of a cell is still less than 1.225 after charging, replace the
battery.
See following NOTE.
NOTE:
A fully charged battery that is in good condition should have a specific gravity of at least 1.225 in all cells,
and the difference in the specific gravity of any two cells should be less than 50 points. Open circuit voltage
should be at least 12.4 volts.
2007-2009 Turf 252, Carryall 252 and XRT 900 Maintenance and Service Manual
Page 11-11
Содержание CARRYALL 252 2007
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