0R4841 ALTERNATOR GP Caterpillar parts
Rating:
Alternative (cross code) number:
CA0R4841
0R-4841
0R4841
CA0R4841
0R-4841
0R4841
Weight: 22 pounds 10 kg.
Cross Reference:
CATERPILLAR
0R4841,
1978820,
DENSO
1012118340,
1012118341,
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TENGFEIYKYI 24V 95A Auto Alternator Compatible for Caterpillar Excavator Tractor 1978820 1012118340 0R4841 1978820 1012118311
TENGFEIYKYI Main Functions: The Car Alternator Is Responsible For Converting Mechanical Energy Into Electrical Energy, Providing Power To The Vehicle'S Electrical System And Charging The Battery. It Ensures The Normal Operation Of The Vehicle. || Working Principle: The Generator Is Driven By The Engine'S Belt And Uses The Principle Of Electromagnetic Induction To Generate Ac Power. The Rectifier Converts The Ac Power Into Dc Power For The Vehicle. || Components: It Mainly Consists Of A Rotor, A Stator, A Rectifier, A Regulator And A Cooling System. The Regulator Ensures That The Output Voltage Is Stable And Adapts To Different Load Requirements. || Power Output: The Power Output Of The Generator Depends On The Electrical Needs Of The Car. High-Power Generators Are Suitable For Vehicles Equipped With More Electrical Equipment Or High-Power Audio Systems. || Maintenance And Failures: It Is Very Important To Check The Operating Status Of The Generator Regularly. Common Failures Include Unstable Voltage, Abnormal Noise And The Generator Light On. Replace It If Necessary
TENGFEIYKYI Main Functions: The Car Alternator Is Responsible For Converting Mechanical Energy Into Electrical Energy, Providing Power To The Vehicle'S Electrical System And Charging The Battery. It Ensures The Normal Operation Of The Vehicle. || Working Principle: The Generator Is Driven By The Engine'S Belt And Uses The Principle Of Electromagnetic Induction To Generate Ac Power. The Rectifier Converts The Ac Power Into Dc Power For The Vehicle. || Components: It Mainly Consists Of A Rotor, A Stator, A Rectifier, A Regulator And A Cooling System. The Regulator Ensures That The Output Voltage Is Stable And Adapts To Different Load Requirements. || Power Output: The Power Output Of The Generator Depends On The Electrical Needs Of The Car. High-Power Generators Are Suitable For Vehicles Equipped With More Electrical Equipment Or High-Power Audio Systems. || Maintenance And Failures: It Is Very Important To Check The Operating Status Of The Generator Regularly. Common Failures Include Unstable Voltage, Abnormal Noise And The Generator Light On. Replace It If Necessary
DUCRES 1978820 0R4841 Alternator Compatible With Caterpillar CAT 815F 816F 825H 826H 836H
DUCRES Part Name: 1978820 0R4841 Alternator || Part Number: 1978820 0R4841 || Compatible with Caterpillar CAT 815F 816F 825H 826H 836H || Package includes: 1 PC Alternator || Please be sure to compare carefully with photos and check part number before buying item.If you can't confirm your engine model or part number. Please leave us a message, we will help you confirm that the purchased product is what you need
DUCRES Part Name: 1978820 0R4841 Alternator || Part Number: 1978820 0R4841 || Compatible with Caterpillar CAT 815F 816F 825H 826H 836H || Package includes: 1 PC Alternator || Please be sure to compare carefully with photos and check part number before buying item.If you can't confirm your engine model or part number. Please leave us a message, we will help you confirm that the purchased product is what you need
ATG10524 Alternator Compatible With Caterpillar Excava 0R4841 10R-9789 10R-9790 177-9953 197-8820 257-9466 323-7444
ACFZODBCT 1. ** Silent design * *: The alternator adopts silent design to reduce the noise at work and improve the driving comfort. || 2.** Adaptability * *: Alternators can adapt to different climate and altitude conditions, and ensure normal operation all over the world. || 3 .** Reliability * *: Alternators are usually designed to be durable and can work for a long time in harsh environmental conditions to reduce the failure rate. || 4. ** Lightweight * *: New materials and designs make the alternator lighter, which helps to reduce the weight of the whole vehicle and improve fuel economy. || 5. ** High efficiency * *: Modern alternator is designed with high efficiency, which can stably output power under various working conditions and ensure the normal operation of vehicle electrical system.
ACFZODBCT 1. ** Silent design * *: The alternator adopts silent design to reduce the noise at work and improve the driving comfort. || 2.** Adaptability * *: Alternators can adapt to different climate and altitude conditions, and ensure normal operation all over the world. || 3 .** Reliability * *: Alternators are usually designed to be durable and can work for a long time in harsh environmental conditions to reduce the failure rate. || 4. ** Lightweight * *: New materials and designs make the alternator lighter, which helps to reduce the weight of the whole vehicle and improve fuel economy. || 5. ** High efficiency * *: Modern alternator is designed with high efficiency, which can stably output power under various working conditions and ensure the normal operation of vehicle electrical system.
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Information:
Use this procedure to troubleshoot a problem with high Diesel Exhaust Fluid (DEF) pressure. Also, use this procedure if the following event code is active or logged.
Table 1
J1939 Code and Description CDL Code and Description Comments
6875-16
Aftertreatment #1 DEF Dosing Pressure : High - moderate severity (2) E930 (2)
High Aftertreatment #1 DEF Pressure The Diesel Exhaust Fluid (DEF) pressure is above the threshold for proper system operation.
DEF dosing is disabled.
Table 2
Associated Codes
J1939 Code CDL Code Troubleshooting Procedure
4335-15 E1969 (1) Troubleshooting, "Air Assist Pressure Is High"
4335-17 E964 (1) Troubleshooting, "Air Assist Pressure Is Low"
4335-18 E964 (2) Troubleshooting, "Air Assist Pressure Is Low"
4335-3 3092-3 Troubleshooting, "Sensor Signal (Analog, Active) - Test"
4335-4 3094-4 Troubleshooting, "Sensor Signal (Analog, Active) - Test"
4376-5 3862-5 Troubleshooting, "Solenoid Valve - Test"
4376-6 3862-6 Troubleshooting, "Solenoid Valve - Test"
6875-3 3090-3 Troubleshooting, "Sensor Signal (Analog, Active) - Test"
6875-4 3090-4 Troubleshooting, "Sensor Signal (Analog, Active) - Test"
Illustration 1 g03746847
Diesel Exhaust Fluid (DEF) dosing control cabinet components
Valves are shown in a static state
(1) DEF line to injector at CEM
(2) Air line to injector at CEM
(3) Compressed air source (customer supplied)
(4) DEF source (customer supplied)
(5) DEF pressure sensor
(6) Air assist pressure sensor
(7) Air pressure regulator
(8) Air assist valve
(9) DEF buffer tank return valve
(10) DEF buffer tank fill valve
(11) DEF pump
(12) DEF level sensor
(13) DEF buffer tank
Illustration 2 g03747254
Enhanced Troubleshooting Information (ETI) code
Probable Causes
Codes
Sensor
DEF line
DEF injector
DEF pumpRecommended Actions
Table 3
Troubleshooting Test Steps Values Results
1. Check for Codes
A. Turn the DC breaker, located in the power distribution box, to the ON position.
B. Connect Cat® Electronic Technician (ET) to the service tool connector.
C. Look for active codes that are associated with the system for the event code.
Codes
Result: An associated code is active.
Repair: Troubleshoot any associated codes before continuing with this test.
Result: A code is active or logged.
Record the Enhanced Troubleshooting Information (ETI) code with the event. Refer to Illustration 2 for the ETI code location.
Proceed to Test Step 2.
2. Monitor the Catalyst Intake Gas Temperature
A. Turn the DC breaker, located in the power distribution box, to the ON position.
B. Connect Cat ET.
C. Use Cat ET to monitor the following temperature:
- "Aftertreatment #1 SCR Catalyst Intake Gas Temperature"
Temperature
Result: The "Aftertreatment #1 SCR Catalyst Intake Gas Temperature" is less than 180° C (356° F)
Proceed to Test Step 3.
Result: The "Aftertreatment #1 SCR Catalyst Intake Gas Temperature" is 180° C (356° F) or higher.
Repair: Use Cat ET to perform the following override:
- Set the "Aftertreatment #1 SCR Dosing Air Assist Valve Command Override" to the OFF position.
Proceed to Test Step 3.
3. Check the DEF Pressure Sensor
A. Turn the DC breaker, located in the power distribution box, to the ON position.
B. Connect Cat ET.
C. Use Cat ET to monitor the following pressure:
- "Aftertreatment #1 DEF Dosing Pressure"
Sensor
Result: The DEF pressure sensor reads 0 20 kPa (0 3 psi).
Proceed to Test Step 4.
Result: The DEF pressure sensor does not read 0 20 kPa (0 3 psi).
Repair: Replace the DEF pressure sensor.
Proceed to Test Step 8.
4. Determine the ETI Code
A. Use the ETI code recorded in Step 1 to determine the
Table 1
J1939 Code and Description CDL Code and Description Comments
6875-16
Aftertreatment #1 DEF Dosing Pressure : High - moderate severity (2) E930 (2)
High Aftertreatment #1 DEF Pressure The Diesel Exhaust Fluid (DEF) pressure is above the threshold for proper system operation.
DEF dosing is disabled.
Table 2
Associated Codes
J1939 Code CDL Code Troubleshooting Procedure
4335-15 E1969 (1) Troubleshooting, "Air Assist Pressure Is High"
4335-17 E964 (1) Troubleshooting, "Air Assist Pressure Is Low"
4335-18 E964 (2) Troubleshooting, "Air Assist Pressure Is Low"
4335-3 3092-3 Troubleshooting, "Sensor Signal (Analog, Active) - Test"
4335-4 3094-4 Troubleshooting, "Sensor Signal (Analog, Active) - Test"
4376-5 3862-5 Troubleshooting, "Solenoid Valve - Test"
4376-6 3862-6 Troubleshooting, "Solenoid Valve - Test"
6875-3 3090-3 Troubleshooting, "Sensor Signal (Analog, Active) - Test"
6875-4 3090-4 Troubleshooting, "Sensor Signal (Analog, Active) - Test"
Illustration 1 g03746847
Diesel Exhaust Fluid (DEF) dosing control cabinet components
Valves are shown in a static state
(1) DEF line to injector at CEM
(2) Air line to injector at CEM
(3) Compressed air source (customer supplied)
(4) DEF source (customer supplied)
(5) DEF pressure sensor
(6) Air assist pressure sensor
(7) Air pressure regulator
(8) Air assist valve
(9) DEF buffer tank return valve
(10) DEF buffer tank fill valve
(11) DEF pump
(12) DEF level sensor
(13) DEF buffer tank
Illustration 2 g03747254
Enhanced Troubleshooting Information (ETI) code
Probable Causes
Codes
Sensor
DEF line
DEF injector
DEF pumpRecommended Actions
Table 3
Troubleshooting Test Steps Values Results
1. Check for Codes
A. Turn the DC breaker, located in the power distribution box, to the ON position.
B. Connect Cat® Electronic Technician (ET) to the service tool connector.
C. Look for active codes that are associated with the system for the event code.
Codes
Result: An associated code is active.
Repair: Troubleshoot any associated codes before continuing with this test.
Result: A code is active or logged.
Record the Enhanced Troubleshooting Information (ETI) code with the event. Refer to Illustration 2 for the ETI code location.
Proceed to Test Step 2.
2. Monitor the Catalyst Intake Gas Temperature
A. Turn the DC breaker, located in the power distribution box, to the ON position.
B. Connect Cat ET.
C. Use Cat ET to monitor the following temperature:
- "Aftertreatment #1 SCR Catalyst Intake Gas Temperature"
Temperature
Result: The "Aftertreatment #1 SCR Catalyst Intake Gas Temperature" is less than 180° C (356° F)
Proceed to Test Step 3.
Result: The "Aftertreatment #1 SCR Catalyst Intake Gas Temperature" is 180° C (356° F) or higher.
Repair: Use Cat ET to perform the following override:
- Set the "Aftertreatment #1 SCR Dosing Air Assist Valve Command Override" to the OFF position.
Proceed to Test Step 3.
3. Check the DEF Pressure Sensor
A. Turn the DC breaker, located in the power distribution box, to the ON position.
B. Connect Cat ET.
C. Use Cat ET to monitor the following pressure:
- "Aftertreatment #1 DEF Dosing Pressure"
Sensor
Result: The DEF pressure sensor reads 0 20 kPa (0 3 psi).
Proceed to Test Step 4.
Result: The DEF pressure sensor does not read 0 20 kPa (0 3 psi).
Repair: Replace the DEF pressure sensor.
Proceed to Test Step 8.
4. Determine the ETI Code
A. Use the ETI code recorded in Step 1 to determine the
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