SANY SY155U, Operation And Maintenance Manual

Page: 147 / 192

MAINTENANCE
5-37
SY155U Excavator OMM
2. Open the appropriate access covers or compartment
doors. See “Doors, Panels, Covers, and Filler Cap”
on page 4-5.
3. Turn the battery disconnect switch to OFF. See
“Battery Disconnect Switch” on page 3-15.
0003597
Figure 5-69
4. Remove the two fasteners (1) that secure the battery
cover (2).
NOTE: Allow several minutes for any accumulated battery
gases to clear before servicing the batteries.
0003596
Figure 5-70
5. Check the top surfaces (3) and all the battery
connections (4) for signs of corrosion or dirt buildup.
Use a clean rag to wipe any dirt from the batteries.
NOTE: If corrosion is found, clean the area with a mixture
of baking soda and warm water.
6. Remove any debris, tools, or parts from the battery
compartment.
7. Install the cover.
8. Close the access panel.
Replace the Batteries
NOTICE!
Dispose of batteries in accordance with all
applicable environmental regulations. Failure to
follow this notice could damage the environment.
1. Prepare the machine for checks and inspections.
See “Maintenance Safety” on page 2-5.
2. Open the appropriate access covers or compartment
doors. See “Doors, Panels, Covers, and Filler Cap”
on page 4-5.
0003597
Figure 5-71
3. Turn the battery disconnect switch (1) to OFF. See
“Battery Disconnect Switch” on page 3-15.
4. Remove two fasteners (2), then remove the cover
(3).
0003596
Figure 5-72
5. Disconnect the black ground (-) battery cable (4) first,
then disconnect the red positive (+) cable (5).
6. Remove the jumper cable (6).
7. Loosen the fastener (7) until the hold-down bracket
(8) can be removed from the batteries.
8. Remove the failed battery (or batteries).
9. Install the new battery (or batteries).
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