SY50U Excavator OMM
Machine Operation
SANY
Operation and Maintenance Manual — 0120
4-13
TABLE OF
CONTENTS
INTRODUCTION
SAFETY
MACHINE
CONTROLS
MACHINE
OPERA
TION
MAINTENANCE
SPECIFICA
TIONS
OPTIONAL
EQUIPMENT
ELECTRICAL COMPONENTS CHECK
Check the fuse panel for blown fuses, fuses of incorrect capacity, open or short circuits, and loose connections.
Replace blown fuses and fuses of incorrect capacity, and tighten loose connections as necessary. See “Fuses” on
page
Make sure the battery cables and wires are clean and in good condition when inspecting the battery, starter motor,
and alternator.
Clear the area around the battery of combustible materials. For more information about faults in the electrical
system, contact a SANY dealer.
Horn Function Check
1. Turn the key switch to the ON position. See “Key
2. The horn sounds when the horn button (1) on the right
joystick is pressed. If the horn does not sound, check the
horn fuse. See “Fuses” on page
NOTICE!
•
If fuses fail frequently, the wiring harness must be inspected for broken or damaged wire
insulation or a component placing a high electrical load on the system. Contact a SANY
dealer for additional information.
•
The top of the battery must be kept clean to prevent plugging of the battery vents.
Regularly wash the top of the battery to prevent battery vents from plugging.
Failure to follow these notices may cause damage to the machine.
Fig. 4-11
0002827
1
