TM 9-2320-211-20
a. Removal.
(1) Disconnect the electrical connectors at the
fuel pump (lead and ground wire).
(2) Disconnect the electrical leads at the fuel
return valve and fuel supply valve.
( 3 ) Disconnect the electrical leads at the
ignition unit and main harness (near ignition unit).
b. Installation.
(1) Connect the electrical lead and ground
wire at the fuel pump.
(2) Connect the electrical leads to the fuel
return and fuel supply valves.
(3) Connect the electrical leads to the ignition
unit and main harness.
2-93. Electric Fuel Supply Pump for Manifold
b. Installation.
Heater--Diesel Models
(1) Mount the pump on studs, and secure it
a. Removal.
with two lockwashers and nuts (fig. 2-106).
(1) Disconnect the electrical lead from the
(2) Connect the two fuel lines to the pump
fuel pump (fig. 2-104).
(3) Connect the lead to the pump (fig. 2-104).
2-94. Electric Fuel Supply Pump for Manifold
Heater--Multifuel Models
a. Removal.
(1) D i s c o n n e c t t h e f u e l s u p p l y l i n e s a n d
electrical lead from the fuel supply pump.
(2) Remove the nuts, lockwashers, and bolts
s e c u r i n g the supply pump to the bracket, and
remove the supply pump.
b. Installation.
(1) Secure the heater fuel supply pump to the
bracket with the required number of lockwashers,
bolts, and nuts.
heater fuel pump--diesel models.
(2) Connect the fuel lines and electrical lead
(2) Disconnect the two fuel lines (fig. 2-105)
to the supply pump.
from the pump.
2-95. Manifold Heater Ignition Unit (Coil)--
Multifuel Models
a. Removal.
(1) Disconnect the power supply lead and
ignition lead from the ignition unit (fig. 2-107).
( 2 ) Remove the two nuts and lockwashers
s e c u r i n g the ignition unit to the ignition unit
bracket, and remove the ignition unit (fig. 2-107).
b. Installation.
(1) Mount the ignition unit to its bracket, and
secure the unit with two lockwashers and nuts.
(2) Connect both leads to the ignition unit.
(3) Remove the two nuts and lockwashers
mounting studs. Remove pump.
