Perkins 2806F Engine Fuel Manifold (ARD) Remove and Install

This paper mainly introduces how to Remove  and  Install Perkins 2806F Engine Fuel Manifold (ARD)

1. Turn the fuel supply to the OFF position.
2. Turn the battery disconnect switch to the OFF
position.

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3. Make temporary marks on harness assemblies (1).
Disconnect the harness assemblies from the
pressure sensors.
4. Cut cable straps (3) from the harness assemblies.
5. Disconnect harness assembly (2) and harness
assembly (4).
6. Disconnect the Original Equipment Manufacturer
(OEM) hose assembly (6). Remove O-ring seal (5)
(not shown)

7. Disconnect tube assembly (7) and tube assembly
(9).
8. Remove bolts (13) from Aftertreatment
Regeneration Device (ARD) fuel manifold (11) and
clip (12).
9. Remove ARD fuel manifold (11) from the bracket.
10. Remove O-ring seal (8) (not shown) and O-ring
seal (10) (not shown)

c. Remove adapter (23) from ARD fuel manifold
(11). Remove O-ring seal (22).
d. Remove adapter (20) and adapter (24) from
ARD fuel manifold (11). Remove O-ring seal
(21) and O-ring seal (25).
e. Remove nut (31) and washer (30).
f. Remove solenoid (29) from valve (28).
g. Use suitable tooling to remove valve (28) from
ARD fuel manifold (11).
h. Remove O-ring seal (26) and O-ring seal (27)
from valve (28).
i. Repeat Step 11.e through Step
11.h to remove
 the assembly of solenoid valve (19) from ARD
fuel manifold (11).
Installation Procedure
1. Ensure that all components of the ARD fuel
manifold are free from damage, wear, or
restriction.

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2. If necessary, follow Step 2.a through Step 2.h to
assemble ARD fuel manifold (11), install the
assembly of solenoid valve (18), and solenoid
valve (19).
a. Position ARD fuel manifold (11) in a suitable
support.
b. Install a new O-ring seal (21) and a new O-ring
seal (25) to adapter (20) and adapter (24).
Install the adapters to ARD fuel manifold (11).
Tighten the adapters to a torque of 17 N·m
(150 lb in)
c. Install a new O-ring seal (22) to adapter (23).
Install the adapter to ARD fuel manifold (11).
Tighten the adapter to a torque of 30 N·m
(266 lb in).
d. Install a new O-ring seal (26) and a new O-ring
seal (27) to valve (28) for the assembly of
solenoid valve (18).
e. Install valve (28) to ARD fuel manifold (11). Use
a deep socket to tighten the valve to a torque of
50 N·m (37 lb ft).
f. Install solenoid (29) to valve (28). Install washer
(30) and nut (31). Tighten the nut to a torque of
20 N·m (177 lb in).
g. Repeat Step 2.d through Step 2.f to install
remaining assembly of solenoid valve (19).
h. Install new O-ring seal (16) and new O-ring seal
(16) to pressure sensor (14) and pressure
sensor (15). Use a suitable deep socket to
install the pressure sensors to ARD fuel
manifold (11). Tighten the pressure sensors to a
torque of 28 N·m (248 lb in)

3. Install a new O-ring seal(8) (not shown) and a new
O-ring seal(10) (not shown) to the adapter on ARD
fuel manifold (11).
4. Install ARD fuel manifold (11) onto the bracket.
Install bolts (13) to clip (12) and the ARD fuel
manifold.
5. Connect tube assembly (7) and tube assembly (9)
to ARD fuel manifold (11). Tighten the tube nuts for
tube assemblies hand tight.
6. Tighten bolts (13) to a torque of 55 N·m (41 lb ft).
7. Tighten tube nuts for tube assembly (7) and tube
assembly (9) to a torque of 45 N·m (33 lb ft).
Ensure that the tube assemblies are not strained
as the tube nuts are tightened.

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8. Install a new O-ring seal (5) (not shown). Connect
the OEM hose assembly (6). Tighten the hose
assembly, refer to the OEM for the correct
tightening value.
9. Connect harness assembly (2) and harness
assembly (4). Install new cable straps (3) to the
harness assemblies.
Note: Ensure that the cable straps meet Original
Equipment Manufacturer (OEM) specifications.
10. Connect harness assemblies (1) to the pressure
sensors. Ensure that the harness assemblies are
connected in the original positions.
11. Turn the fuel supply to the ON position
12. Turn the battery disconnect switch to the ON
positio