DEF Injector and Mounting - Remove and Install
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| Illustration 1 | g03376713 |
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| Specification for 399-6078 DEF Injector & Mounting Gp | |||
| Item | Qty | Part | Specification Description |
| 1 | 3 | 380-8418 Bolt | Use the following procedure to tighten the bolt : Before assembly, lubricate the threads with Loctite Nickel Anti-Seize. 1. Tighten the bolts to 2. Again, tighten the bolts to 3. Turn an additional angle of 90 ± 5 degrees. |
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| Required Tools | |||
| Tool | Part Number | Part Description | Qty |
| A | 385-1861 | Connector Plug | 2 |
| B | - | Loctite Nickel Anti-seize | - |
- Disconnect harness assembly (1), harness assembly (2), and hose assemblies (3). Cap hose assemblies (3) with Tooling (A).
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Illustration 3 g06027883 Show/hide table
Illustration 4 g06027892 - Remove bolts (3).
- Remove DEF injector assembly (5) and gasket (4). Discard gasket (4) and seal (6) from DEF injector assembly (5).
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| Illustration 2 | g06027882 |
- Install DEF injector assembly (5) in the reverse order of removal.
Note: To maintain cleanliness, the protective caps must remain in place until the final fluid connections are made.
Note: Install gasket (4) so the metal is toward the Diesel Exhaust Filter Group.
- Replace gasket (4) with a new gasket. Replace seal (6) with a new seal.
- Apply Tooling (B) to the threads of bolts (3).
- Tighten bolts (3) to a torque of
5.0 ± 0.5 N·m (44 ± 4 lb in) . - Retighten bolts (3) to a torque of
5.0 ± 0.5 N·m (44 ± 4 lb in) . Turn an extra 90°±5°.
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