TM 5-3895-382-24
Type 2 Engines and 7BJ Engines
NOTE: For a complete description of Type 1 and Type 2
engines, refer to the Specifications Module,
"Engine Design" for more information.
Fuel Injection Pump (Lucas DP200 Series)
Illustration 4
Fuel Injection Pump (Lucas DP200 Series).
(1) O-ring
(2) Hub nut
NOTE: Do not release the hub nut from the fuel injection
pump. The fuel pump hub is positioned t the
pump shaft in order to ensure that the fuel pump
is in the correct position for timing. If the hub is
removed, the hub will need to be accurately
positioned
to
the
pump
shaft.
Accurate
positioning requires the use of special equipment
by a Caterpillar Dealer.
(3)
Locking spacer
The drive shaft of the fuel injection pump must not be turned
without the spacer in position under the locking screw (4).
(4)
Tighten the locking screw to the following
torque: ........................................................... 10 Nm(7 lb-ft)
The locking screw prevents the rotation of the drive shaft.
Illustration 5
Positions Of The Locking Spacer (Lucas DP200 Series).
Before the crankshaft is turned or the fuel injection pump is
installed, move the locking spacer (3) under the locking screw
(4). Refer to position (A) that is in Illustration 5. This position
ensures that the pump drive shaft is released.
(5)
Tighten the adjustment screw for low idle to the
following torque: ..............................................4 to 4.5 Nm
(35 to 40 lb-in)
(6)
Tighten the adjustment screw for high idle to the
following toque: ................................................4 to 4.5 Nm
(35 to 40 lb-in)
(7)
Tighten the fitting for the fuel return line
connection to the following torque:................... 5 to 6 Nm
..........................................................................(44 to 53 lb-in)
(8)
Electrical connection for the stop solenoid
(9)
Tighten the fitting for the fuel supply connection
to the following torque: ............................22 Nm (16 lb-ft)
(10)
Tighten the flange nuts to the following
torque: ........................................................28 Nm (21 lb-ft)
(11)
Tighten the nuts for the fuel line to the
following torque: .......................................22 Nm (16 lb-ft)
(12)
Electrical connection for cold starting aid
(13)
Tighten the fittings for the fuel discharge lines
to the following torque: ...........................70.5 to 81.4 Nm
(52 to 60 lb-ft)
5-7
