MAINTENANCE
515 MM420 (10--96)
54
NOTE: Do not take readings immediately after
adding distilled water. If the water and acid are not
thoroughly mixed, the readings may not be
accurate. Check the hydrometer readings against
the following chart to determine the remaining
battery charge level:
SPECIFIC GRAVITY at
27
_
C
(80
_
F)
BATTERY
CHARGE
1.290
100% Charged
1.252
75% Charged
1.200
50% Charged
1.177
25% Charged
1.140
Discharged
NOTE: If the readings are taken when the battery
electrolyte is any temperature other than 27
_
C
(80
_
F), the reading must be temperature
corrected. Add or subtract to the specific gravity
reading 0.004, 4 points, for each 6
_
C (10
_
F)
above or below 27
_
C (80
_
F).
CHARGING THE BATTERIES
1. Drive the machine to a flat, dry surface in a
well-ventilated area.
2. Turn the machine power off and set the
parking brake.
FOR SAFETY: Before leaving or
servicing machine; stop on level
surface, turn off machine.
3. Open the machine cover.
WARNING: Batteries emit hydrogen
gas. Explosion or fire can result. Keep
sparks and open flame away. Keep
covers open when charging.
4. Remove the seat support.
05916
Summary of Contents for 515
Page 1: ...515 MM420 Rev 09 Operator Manual ...
Page 49: ...OPERATION 47 515 MM420 9 98 ...
Page 84: ...INDEX 515 MM420 6 00 82 ...