CYLINDER HEAD 4947123 - Caterpillar

4947123 CYLINDER HEAD Caterpillar parts

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Alternative (cross code) number:
CA4947123
494-7123
4947123

Weight: 4 pounds 1 kg.

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$12.95

29 Oct 2020

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VALVE FOR ALLIS-CHALMERS: 4947123
ALLIS-CHALMERS || All Brand new & rebuilt items comes with 1 year warranty. || VALVE. Category: ALLIS-CHALMERS FORKLIFT PARTS. This part can also be found under the following part numbers: AC4947123 4947123 Â ALLIS CHALMERS/TUSK 4947123 Â 4947123 ALLIS CHALMERS/TUSK4947123 Â Â . All Brand new & rebuilt items comes with 1 year warranty.

Number on catalog scheme: 5

Caterpillar 4947123 Parts scheme CYLINDER HEAD

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Contact with high pressure fuel may cause fluid penetration and burn hazards. High pressure fuel spray may cause a fire hazard. Failure to follow these inspection, maintenance and service instructions may cause personal injury or death.
Ensure that all adjustments and repairs that are carried out to the fuel system are performed by authorized personnel that have the correct training.Before beginning ANY work on the fuel system, refer to Operation and Maintenance Manual, "General Hazard Information and High Pressure Fuel Lines" for safety information.Refer to Systems Operation, "Cleanliness of Fuel System Components" for detailed information on the standards of cleanliness that must be observed during ALL work on the fuel system.
Complete the procedure in the order in which the steps are listed.
Table 2
Troubleshooting Test Steps Values Results
1. Determine the Diagnostic Code
A. Establish communication between Cat ET and the engine ECM. Refer to Troubleshooting, "Electronic Service Tools", if necessary.
B. Download the "Warranty Report" from the engine ECM before performing any troubleshooting or clearing diagnostic trouble codes.
C. Determine the diagnostic trouble code that relates to an injector.
Diagnostic Code
Result: A logged -5 code or a logged -6 code is present.
Proceed to Test Step 3.
Result: An active -5 code is present.
Proceed to Test Step 4.
Result: An active -6 code is present.
Proceed to Test Step 5.
Result: A -2 code or a -7 code is present.
Proceed to Test Step 2.
2. Perform the "Fuel System Verification Test"
Note: Do not clear the diagnostic trouble code.
A. Perform the Fuel System Verification Test. Cat ET will clear the code when the test begins.
If the injector passes the test, the injector is okay. STOP.
If the injector fails the test, the injector is not okay.
Fuel System Verification Test
Result: The injector passes the test.
Result: The injector does not pass the test.
Perform the following steps:
1. Replace the injector.
2. Flash program the injector trim file into the ECM. Refer to Troubleshooting, "Injector Trim File - Install", if necessary.
3. Perform the "Fuel System Verification Test". This test will clear the active diagnostic code for the new injector.
4. If the problem has been corrected, return the unit to service.
5. Troubleshoot any active codes.
If a -5 injector code is present, proceed to Test Step 4.
If a -6 injector code is present, proceed to Test Step 5
3. Check the Integrity of the