C15 and C18 Industrial Engines Caterpillar


Water Temperature Regulator Housing - Remove and Install - For Series Turbocharger Applications

Usage:

C18 BDN


Removal Procedure

Start By:

  1. Remove the precooler. Refer to Disassembly and Assembly, "Precooler - Remove and Install".


NOTICE

Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting, and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids.

Refer to Special Publication, NENG2500, "Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Cat products.

Dispose of all fluids according to local regulations and mandates.



NOTICE

Keep all parts clean from contaminants.

Contaminants may cause rapid wear and shortened component life.


  1. Drain the coolant from the cooling system into a suitable container for storage or disposal. Refer to Operation and Maintenance Manual, "Cooling System Coolant - Change".



    Illustration 1g02115322

  1. Remove tube assembly (1) .



    Illustration 2g02115513

  1. Remove bolts (3) and harness assembly (2) .

  1. Remove the water temperature regulator housing (4) .



    Illustration 3g02115534

  1. Remove elbow (5) .

  1. Remove the bolts (9) and remove manifold (7) from housing (6) .

  1. Remove the temperature sensor (8) .



    Illustration 4g02117173

  1. Remove water regulators (10) from housing (7) .

  1. Remove tube (11) and the O-ring seals.

Installation Procedure


NOTICE

Keep all parts clean from contaminants.

Contaminants may cause rapid wear and shortened component life.


Note: Check the O-ring seals, the gaskets, and the seals for wear or for damage. Replace the components, if necessary.

  1. Install the water temperature regulator housing in reverse order.

  1. Fill the cooling system. Refer to Operation and Maintenance Manual, "Cooling System Coolant - Change".

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