DIAMOND LOGIC® ENGINE BRAKE 397
4. Install new ICP sensor and tighten to the Special
Torque (Table 55).
5. Connect ICP sensor electrical connector to valve
cover gasket pass-through connector (rear) and
clip harness to high-pressure oil rail.
M12 Plug assembly
Figure 630 M12 Plug assembly,
1. Remove M12 plug assembly,
2. Install new O-ring on new M12 plug, and lubricate
O-ring with clean engine oil.
3. Install new M12 plug and tighten to the Special
Torque (Table 55).
Rail End Plug Assem b ly
Figure 631 Rail end plug assembly
1. If necessary, remove rail end plug or attenuator.
See (TSI-05-12-28 New High-pressure Oil Rails,
page465).
2. Install new O-ring on new rail end plug or
attenuator, and lubricate O-ring with clean engine
oil.
3. Install new rail end plug or attenuator and tighten
to the special torque (Table 55).
Oil Pressure Relief Valve
Figure 632 Oil pressure relief valve
1. Remove oil pressure relief valve.
2. Install new O-ring on new oil pressure relief valve,
and lubricate O-ring with clean engine oil.
3. Install new oil pressure relief valve and tighten to
the Special Torque (Table 55).
Brake Actuator Piston Assembly
1. Inspect all brake actuator pistons and valve
bridge contact surfaces. Look for pitting and
material transfer deformation. Replace pitted or
deformed parts if necessary. Polished surfaces
are acceptable.
EGES-265-2
Read all safety instructions in the "Safety Information" section of this manual before doing any procedures.
Follow all warnings, cautions, and notes.
© 2009 Navistar, Inc.
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