SY50U Excavator OMM
Maintenance
SANY
Operation and Maintenance Manual — 0120
5-39
TABLE OF
CONTENTS
INTRODUCTION
SAFETY
MACHINE
CONTROLS
MACHINE
OPERA
TION
MAINTENANCE
SPECIFICA
TIONS
OPTIONAL
EQUIPMENT
Fuel System
Bleed the Fuel System
NOTE:
Air trapped in the fuel system may cause engine starting failure or abnormal running.
After servicing the fuel system or running out of fuel, the key switch should be turned to ON for 2 to 3 minutes
before attempting to start the engine. The lift pump will bleed air from the system.
Drain the Fuel Tank
NOTE:
Use only clean diesel fuel to clean the inside of the fuel tank.
1. Prepare the machine for service. See “Maintenance
NOTE:
See “Fluid Capacities” on page
for
fuel
tank capacity.
2. Locate the fuel drain valve (1) under the right side of
the machine. Place a suitable container under the valve
to collect the drained fuel.
3. Open the valve to drain water and sediment
accumulated on the bottom of the tank. Do not allow
the fuel to splash out of the container.
4. Close the valve when only clean fuel drains from the fuel tank.
WARNING!
•
Fuel or fuel vapors that come into contact with hot surfaces or electrical components can
cause a fire.
•
Never service the fuel system near an open flame or while smoking.
•
Clean up spilled fuel immediately.
Failure to follow these warnings could result in death or serious injury.
NOTICE!
Dispose of contaminated fuel or water in accordance with all applicable environmental
regulations. Failure to do so could result in damage to the environment.
Fig. 5-31
0003099
1
