C12.9 Marine Engines Caterpillar


Coolant Temperature Sensor - Remove and Install

Usage:

C12.9 PC7

Removal Procedure

  1. Drain the coolant. Refer to Operation and Maintenance Manual,, "Cooling System Coolant (ELC) - Change" for the correct draining and filling procedures..


    Illustration 1g06013158

  2. Disconnect harness assembly (1). Remove clamp (2). Remove bolts (3) and (5). Remove tube assembly (4).


    Illustration 2g06013521

  3. Remove three bolts (7) and remove tube assembly (6).


    Illustration 3g06013527

  4. Disconnect harness assembly (8).


    Illustration 4g06013531

  5. Remove coolant temperature sensor (9).

Installation Procedure

  1. Install coolant temperature sensor (9) in the reverse order of removal.

    1. Tighten coolant temperature sensor (9) to a torque of 20 ± 2 N·m (177 ± 18 lb in).

    2. Tighten bolts (7) to a torque of 23 ± 2 N·m (204 ± 20 lb in).

    3. Tighten bolts (5) to a torque of 23 ± 2 N·m (204 ± 18 lb in).

    4. Tighten bolts (3) to a torque of 9 ± 1 N·m (80 ± 9 lb in).

    5. Tighten clamp (2) to a torque of 11 ± 1 N·m (97 ± 9 lb in).

Caterpillar Information System:

G3500H Generator Set Engine Nitrogen Oxide Sensor - Calibrate
Air Shut-Off Groups (3406B/C) {1078} Air Shut-Off Groups (3406B/C) {1078}
Functionality, Troubleshooting, Inspection, and Replacement for the 111-4374 Valve As (Check Valve Assembly) on Certain 3500 Commercial and Machine Engines {1355, 1393} Functionality, Troubleshooting, Inspection, and Replacement for the 111-4374 Valve As (Check Valve Assembly) on Certain 3500 Commercial and Machine Engines {1355, 1393}
A New Valve Bridge and Seal Are Used on Certain G3600 Engines {1100, 1121} A New Valve Bridge and Seal Are Used on Certain G3600 Engines {1100, 1121}
New Engine Software Is Used for Certain 3500 Marine Engines {1920} New Engine Software Is Used for Certain 3500 Marine Engines {1920}
New Software for C175-20 Turbocharger Thrust Bearing Wear {1920} New Software for C175-20 Turbocharger Thrust Bearing Wear {1920}
PM620, PM622, PM820, PM822 and PM825 Cold Planers Electronic System Solenoid Valve - Test
C12.9 Marine Engines Aftercooler Condensate Drain Valve - Inspect/Clean
Recycling Instructions For Photovoltaic Modules {1471} Recycling Instructions For Photovoltaic Modules {1471}
C12.9 Marine Engines Electronic Control Module - Remove and Install
C12.9 Marine Engines Fuel System - Prime
C27 and C32 Industrial Engines Maintenance Interval Schedule
C175-16 Marine Engine Inlet and Exhaust Valve Seat Inserts
New Software is Available for Certain C1.5 and C2.2 Engines {1920, 7620} New Software is Available for Certain C1.5 and C2.2 Engines {1920, 7620}
Engine Air Cleaner Elements on Certain C7.1 Engines {1051, 1052, 1054} Engine Air Cleaner Elements on Certain C7.1 Engines {1051, 1052, 1054}
XQ35 Rental Generator Set Maintenance Interval Schedule
323F SA and 323F LN Excavator Boom/Stick/Bucket Combinations
New VIMS Software is Now Available On Certain Large Off-Highway Truck/Tractors {7490, 7600, 7601, 7610, 7620} New VIMS Software is Now Available On Certain Large Off-Highway Truck/Tractors {7490, 7600, 7601, 7610, 7620}
C175-16 Locomotive Engine Electrical Power Supply - Test
CG137-08 and CG137-12 Engines Refill Capacities
C175-16 Locomotive Engine Sensor Calibration Required - Test
C175-16 Locomotive Engines Overhaul (Major)
New Software Is Used on Certain G3520C Landfill Engines {1280, 1920} New Software Is Used on Certain G3520C Landfill Engines {1280, 1920}
C1.7 and C2.2 Industrial Engine Valve Position - Test
Back to top
The names Caterpillar, John Deere, JD, JCB, Hyundai or any other original equipment manufacturers are registered trademarks of the respective original equipment manufacturers. All names, descriptions, numbers and symbols are used for reference purposes only.
CH-Part.com is in no way associated with any of the manufacturers we have listed. All manufacturer's names and descriptions are for reference only.