C15 and C18 Industrial Engines Nozzle Heater Harness - Remove and Install Caterpillar


Nozzle Heater Harness - Remove and Install
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1.1. Removal Procedure
2.1. Installation Procedure

Removal Procedure

Table 1
Required Tools    
Tool     Part Number     Part Description     Qty    
A     195-4609     Seal Pick     1    
B     -     Isopropyl Alcohol     -    



    Illustration 1g02202773

    Note: Put orientation and location marks on all cable strap locations for installation purposes.

  1. Loosen the allen bolt and disconnect harness assembly (1). Position the harness assembly out of the way.

  1. Remove bolts (2) and remove the bracket assembly.



    Illustration 2g02202775

  1. Disconnect harness assembly (3) and remove cable straps (4) .



    Illustration 3g02349097

  1. Remove allen bolt (6) and remove nozzle heater harness (5) .



    Illustration 4g02482556

  1. Use Tooling (A) to remove O-ring seals (7) and (8) from cable assembly (5). Discard the O-ring seals.

Installation Procedure

  1. Install nozzle heater harness (5) in the reverse order of removal.

      ------ WARNING! ------

      Use caution when you are using isopropyl alcohol. Avoid prolonged skin contact with isopropyl alcohol.

      Vapors may be harmful if inhaled. Use only in a well ventilated area. Do not smoke while using isopropyl alcohol.

      Isopropyl alcohol is flammable. Do not use near an open flame or near welding operations. Keep isopropyl alcohol away from heated surfaces exceeding 482°C (900°F).

      ----------------------

      Note: This connection is an electrical connection and cannot be lubricated with a petroleum-based lubricant. Isopropyl alcohol is the only approved lubrication for this connection.

    1. Lubricate new O-ring seals (7) and (8) with Tooling (B) prior to installation.

    1. Tighten the allen bolt that secures harness assembly (1) to a torque of 3.3 ± 0.7 N·m (30 ± 6 lb in).

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