8N3911 ENGINE AR Caterpillar parts
3408
Rating:
Alternative (cross code) number:
CA8N3911
8N-3911
8N3911
CA8N3911
8N-3911
8N3911
INDUSTRIAL ENGINE,
Compatible equipment models: 8N3911:
Information:
Illustration 1 g00573861
Schematic For The Alarm. (1) Locomotive Engines - 410-WH: Marine Engines and Generator Set Engines - D25-GN.This diagnostic code is recorded when the Main Display Module reads the voltage of the circuit of the Action Alarm as above normal. Also, this diagnostic code is recorded when the circuit is shorted to +battery. As a result of this diagnostic condition, the Action Alarm sounds continuously.
Check The Alarm Circuit.
Turn the "ECS" switch to the OFF/RESET position.
Check for loose terminal connections or corroded terminal connections to the Action Alarm.
Clean the corroded terminals and tighten the loose connections.
Do Not disconnect the harness from the Main Display Module.
Turn the "ECS" switch to the COOLDOWN/STOP position.
Listen for the sounding of the Action Alarm.Expected Result: The alarm should not sound.Results:
OK - The alarm does not sound. The Main Display Module has a problem. Replace the Main Display Module. For more information, see Testing And Adjusting, "Module - Replace".
Not OK - The alarm sounds. There is a short between the circuit of the Action Alarm and +Battery in the engine harness. Repair the engine harness or replace the engine harness.
Caterpillar SIS machinery equipment:
Parts engine Caterpillar catalog:
4W7473
ENGINE AR
3408, PR-450
3408, PR-450
8N3895
ENGINE AR
3408
3408
3N6287
ENGINE BASE GROUP
3406, 3408
3406, 3408
8N3902
ENGINE AR
3408
3408
8N3903
ENGINE AR
3408
3408
1W2559
ENGINE AR
3408
3408
2W3825
ENGINE AR
3408
3408
7W2986
ENGINE AR
3408
3408
2207245
ENGINE AR
3408
3408
8N3909
ENGINE AR
3408
3408
8N3908
ENGINE AR
3408
3408
8N3903
ENGINE AR
3408
3408
8N3902
ENGINE AR
3408
3408
8N9721
ENGINE AR
3408
3408
8N9718
ENGINE AR
3408
3408
8N9717
ENGINE AR
3408
3408
8N9716
ENGINE AR
3408
3408
8N6121
ENGINE AR
3408
3408
8N6120
ENGINE AR
3408, D44B, D550B
3408, D44B, D550B