Electric Fuel Pump Testing - New Holland LS160 Manual

ELECTRIC FUEL PUMP
The electric fuel pump, 1, is located in the left side of
the engine compartment.

ELECTRIC FUEL PUMP TESTING

PRETEST
STEP
INSTRUCTIONS
1 Loader on level with
parking brake engaged,
key "OFF" position
2 Key "ON" position
3 Key "ON" position
4 Key "ON" position
5 Key "ON" position
NOTE: Always check fuel level in tank. Always check fuel filters.
SECTION 55 - ELECTRICAL SYSTEM
TEST
Fuel level in tank
Fuel pump
operating
Fuel pump
operating but not
pumping fuel
Fuel pump
operating and
pumping fuel
Fuel pump
operating and
pumping fuel
55-101
PROBABLE CAUSE AND
RESULT
CORRECTION
NO Add fuel and bleed system
YES Go to next step
NO Check power supply (5-amp
fuse in cab panel). If OK, check
ground; if OK, replace pump
YES Go to next step
NO Check line to tank, air leak, fuel
level, tank pickup tube; if OK,
replace pump
YES Go to next step
NO Replace pump
YES Replace fuel line at injector
pump and bleed system;
if OK, go to next step
YES Check fuel shutoff solenoid for
operation
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