SANY SY500H, Operation And Maintenance Manual

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MAINTENANCE
5-43 SY500H Excavator OMM
NOTE: Not all pump mounting fasteners are shown here.
Make sure to inspect all pump mounting locations.
4. Inspect the hydraulic pump for loose, broken, or
missing pump mounting fasteners (2).
5. Tighten any loose fasteners.
NOTICE!
Do not overtighten the mounting fasteners. This
could result in machine damage and improper
machine operation.
Electrical System
Check the Batteries
CAUTION
Before proceeding with any battery maintenance
procedure, follow and remember these points.
• Battery gases are explosive, which could cause
injury. Never smoke around batteries or expose
them to sparks or open flames. Wear personal
protective equipment (PPE) when working with
batteries. Work in a well-ventilated area.
• Burns or injury can occur if battery acid makes
contact with skin or eyes. Flush the area
immediately with fresh water and seek medical
attention.
Failure to follow these cautions could result in
death or serious injury.
1. Open the left rear access door. See “Left Rear
Access Door” on page 4-8.
2. Wait several minutes to allow any accumulated
battery gases to clear before servicing the batteries.
3. Turn the battery disconnect switch to the OFF
position. See “Battery Disconnect Switch” on
page 3-15.
NOTICE!
If performing a battery disconnect, wait for at
least 1 full minute before disconnecting the
battery cables so the machine’s engine control
module (ECM) can complete its updating
procedure. Failure to follow this notice can
damage the machine or cause improper machine
operation.
0004716
Figure 5-84
4. Remove the battery cover (1).
0004870
Figure 5-85
5. Remove the plastic terminal covers and clean all the
battery connections (2). Use a clean rag to wipe any
dirt from the batteries.
NOTE: If corrosion is found on the terminals, disconnect
and clean the terminals and cable ends with
corrosion cleaner.
6. Clean the battery compartment as necessary.
7. Reinstall the battery cover.
8. Set the battery disconnect switch to the ON position.
9. Close and secure the left rear access door.
Replace the Battery
CAUTION
Before proceeding with any battery maintenance
procedure, remember and follow these points.
1
2