Service Manual

ISB, ISBe and QSB (Common Rail [...] Fuel Filter Head
Section 6 - Injectors and Fuel Lines - Group 06 Page 6-43
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Assemble
Automotive and Industrial
Apply Loctite™ 648 sealant, or equivalent, to the filter
adapter threads that are engaging the fuel filter head
only.
Assemble the filter head.
Install the fuel filter adapter and fuel heater.
Torque Value: 30 N•m [ 22 ft-lb ]
NOTE: Make sure there is an o-ring between the fuel filter
head and heater.
Marine Applications
Use new compression seal rings and install the 90-degree
straight thread o-ring elbow in the inlet port of the fuel filter
head.
Use new compression seal rings and install the 90-degree
straight thread o-ring elbow in the outlet port of the fuel
filter head.
Install
Low Mount Fuel Filter
Install the fuel filter head bracket.
Install the fuel filter head bracket capscrews.
Torque Value: 24 N•m [ 212 in-lb ]
Install the fuel filter head.
Install the fuel filter head capscrews.
Torque Value: 24 N•m [ 212 in-lb ]