Fuel System; Bleed The Fuel System; Drain The Fuel Tank Of Water And Sediment - SANY SY35U Operation And Maintenance Manual

Maintenance

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 the ON position for 2-3
minutes before attempting to start the engine. The lift pump will bleed air from the system.

Drain the Fuel Tank of Water and Sediment

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 damage the environment.
NOTE:
• Use diesel fuel to clean the inside of the fuel tank. Never use trichloroethane to clean the fuel tank.
• Perform this procedure only if an excessive amount of water or contaminants is found while draining the
primary fuel filter/water separator.
1. Prepare the machine for service. See "Maintenance Safety" on page 2-8.
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Operation and Maintenance Manual — 0120
SY35U Excavator OMM
SANY