Fuel Pump - Winnebago 1987-1989 LeSharo Service Manual

ENGINE FUEL SYSTEM
FUEL PUMP
-,
FUEL PUMP
The purpose of the fuel pump is to keep the injection
system under operating pressure.
This pump is a roller type with a permanent magnet
electric motor which is immersed in fuel. It has a
check valve designed to keep the circuit under
pressure after the engine has stopped.
It is fed through two terminals, marked
+
and - to
ensure that it rotates in the correct direction.
The pump is located next to the left front frame
member.
NOTE: Stopping the engine causes the pump to stop
even if the ignition remains on.
J7T ENGINE·
Current is routed through a control
relay located near the test plugs in the engine
compartment.
CAUTION
The sender pickup is equipped with a 50 micron
filter screen for fuel pump protection. Removal or
modification may result in pump failure.
2 - Check valve
3 - Safety valve
1 - Discharge side
4 - Suction side
5 - Multi-celled roller pump
C2-2