4S7570 HOSE ASSEM. Caterpillar parts
633D, 650B, 657B, 666, 666B, 768C, 772, 772B, 773, 773B, 773D, 773E, 775B, 775D, 775E, 776, 777, 777B, 784B, 784C, 785, 785B, 785C, 793C, 793D, D9G
Rating:
Alternative (cross code) number:
CA4S7570
4S-7570
4S7570
CA4S7570
4S-7570
4S7570
Weight: 2 pounds 1 kg.
Information:
ASSEMBLY LENGTH
4320
mm
COUPLING ANGLE
0
COUPLING DROP LENGTH
0
mm
COUPLING THREAD
.25-18
COUPLING TYPE
NPTF/FS-0
COUPLING ANGLE
0
COUPLING DROP LENGTH
0
mm
COUPLING THREAD
.25-18
COUPLING TYPE
NPTF/FS-0
GUARD
N
HOSE ID
6.35
mm
ROTATING ANGLE
0
QUARRY TRUCK, WHEEL TRACTOR,
Compatible equipment models: 4S7570:
Cat SIS web machinery list:
Information:
Probable Causes
Engine Oil Cooler
Power Train Oil Cooler (if equipped)
Water-Cooled Turbocharger
Cylinder Head Gasket
BlockThe procedures have been listed in order of probability. Complete the procedures in order.Verify the presence of oil in the coolant with a scheduled oil sample. Verification must be made before performing the procedure.Recommended Actions
Table 1
Troubleshooting Test Steps    Values    Results    
1. Leak in the Engine Oil Cooler
A. Check for leaks in the engine oil cooler. Refer to Testing and Adjusting for the proper procedure.
   
Oil Cooler
   
Result: A leak is found in the engine oil cooler.
Repair: Install a new oil cooler core. Refer to the Disassembly and Assembly manual.
Flush the cooling system. Refer to the Operation and Maintenance Manual for the proper flushing procedure. Refill the cooling system with the proper coolant. Refer to the Operation and Maintenance Manual for the correct coolant and capacities.
Check the oil for coolant. If coolant is found in the oil, drain the crankcase. Refill the crankcase with the proper oil after the leak has been repaired. Refer to the Operation and Maintenance Manual for the correct oil capacities and viscosity.
Result: A leak was not found in the engine oil cooler.
Proceed to Test Step 2.
   
2. Leak in the Power Train Oil Cooler
A. Check for leaks in the power train oil cooler. Refer to Testing and Adjusting for the proper procedure
   
Power Train Cooler
   
Result: A leak is found in the power train oil cooler.
Repair: Install a new oil cooler core. Refer to the Disassembly and Assembly manual.
Flush the cooling system. Refer to the Operation and Maintenance Manual for the proper flushing procedure. Refill the cooling system with the proper coolant. Refer to the Operation and Maintenance Manual for the correct coolant and capacities.
Check the oil for coolant. If coolant is found in the oil, drain the crankcase. Refill the oil after the leak has been repaired. Refer to the Operation and Maintenance Manual for the correct oil capacities and viscosity.
Result: A leak was not found in the power train oil cooler.
Proceed to Test Step 3.
   
3. Water-Cooled Turbocharger (if equipped)
A. Inspect the turbocharger for cracks.
B. Remove the oil drain line from the turbo and pressurize the cooling system, Refer to Testing and Adjusting, "Cooling System - Test".
C. Check the turbocharger for coolant leakage.
   
Turbocharger
   
Result: The turbocharger is cracked.
Repair: Replace the turbocharger. Refer to the engine Disassembly and Assembly for the correct procedure.
Flush the cooling system, Refer to the Operation and Maintenance Manual for the correct procedure.
Refill the cooling system with the proper coolant. Refer to the Operation and Maintenance Manual for the correct coolant and capacities.
Check the oil for coolant. If coolant is found in the oil, drain the oil. Refill the oil after the leak has been repaired. Refer to the Operation and Maintenance Manual for the correct oil capacities.
Result: The turbocharger is not cracked.
Proceed to Test Step 4.
   
4. Cylinder Head Gasket
A. Remove the cylinder head. Refer to the Disassembly and Assembly manual.
B. Check the cylinder liner projection. Refer to the Systems Operation/Testing and Adjusting
Engine Oil Cooler
Power Train Oil Cooler (if equipped)
Water-Cooled Turbocharger
Cylinder Head Gasket
BlockThe procedures have been listed in order of probability. Complete the procedures in order.Verify the presence of oil in the coolant with a scheduled oil sample. Verification must be made before performing the procedure.Recommended Actions
Table 1
Troubleshooting Test Steps    Values    Results    
1. Leak in the Engine Oil Cooler
A. Check for leaks in the engine oil cooler. Refer to Testing and Adjusting for the proper procedure.
   
Oil Cooler
   
Result: A leak is found in the engine oil cooler.
Repair: Install a new oil cooler core. Refer to the Disassembly and Assembly manual.
Flush the cooling system. Refer to the Operation and Maintenance Manual for the proper flushing procedure. Refill the cooling system with the proper coolant. Refer to the Operation and Maintenance Manual for the correct coolant and capacities.
Check the oil for coolant. If coolant is found in the oil, drain the crankcase. Refill the crankcase with the proper oil after the leak has been repaired. Refer to the Operation and Maintenance Manual for the correct oil capacities and viscosity.
Result: A leak was not found in the engine oil cooler.
Proceed to Test Step 2.
   
2. Leak in the Power Train Oil Cooler
A. Check for leaks in the power train oil cooler. Refer to Testing and Adjusting for the proper procedure
   
Power Train Cooler
   
Result: A leak is found in the power train oil cooler.
Repair: Install a new oil cooler core. Refer to the Disassembly and Assembly manual.
Flush the cooling system. Refer to the Operation and Maintenance Manual for the proper flushing procedure. Refill the cooling system with the proper coolant. Refer to the Operation and Maintenance Manual for the correct coolant and capacities.
Check the oil for coolant. If coolant is found in the oil, drain the crankcase. Refill the oil after the leak has been repaired. Refer to the Operation and Maintenance Manual for the correct oil capacities and viscosity.
Result: A leak was not found in the power train oil cooler.
Proceed to Test Step 3.
   
3. Water-Cooled Turbocharger (if equipped)
A. Inspect the turbocharger for cracks.
B. Remove the oil drain line from the turbo and pressurize the cooling system, Refer to Testing and Adjusting, "Cooling System - Test".
C. Check the turbocharger for coolant leakage.
   
Turbocharger
   
Result: The turbocharger is cracked.
Repair: Replace the turbocharger. Refer to the engine Disassembly and Assembly for the correct procedure.
Flush the cooling system, Refer to the Operation and Maintenance Manual for the correct procedure.
Refill the cooling system with the proper coolant. Refer to the Operation and Maintenance Manual for the correct coolant and capacities.
Check the oil for coolant. If coolant is found in the oil, drain the oil. Refill the oil after the leak has been repaired. Refer to the Operation and Maintenance Manual for the correct oil capacities.
Result: The turbocharger is not cracked.
Proceed to Test Step 4.
   
4. Cylinder Head Gasket
A. Remove the cylinder head. Refer to the Disassembly and Assembly manual.
B. Check the cylinder liner projection. Refer to the Systems Operation/Testing and Adjusting
Parts hose Caterpillar catalog:
1387853
HOSE AS
773D, 773E, 775D, 775E
773D, 773E, 775D, 775E
1406022
HOSE AS
773D, 773E, 775D, 775E
773D, 773E, 775D, 775E
1662791
HOSE AS
785C, 789C
785C, 789C
2301131
HOSE AS
785C, 785D
785C, 785D
8X7975
HOSE AS
120H, 120H ES, 120H NA, 120K, 120K 2, 12H, 12H ES, 12H NA, 135H, 135H NA, 140H, 140H ES, 140H NA, 143H, 14H, 14H NA, 160H, 160H ES, 160H NA, 163H NA, 16H, 16H NA, 785C, 785D
120H, 120H ES, 120H NA, 120K, 120K 2, 12H, 12H ES, 12H NA, 135H, 135H NA, 140H, 140H ES, 140H NA, 143H, 14H, 14H NA, 160H, 160H ES, 160H NA, 163H NA, 16H, 16H NA, 785C, 785D
3176426
HOSE
773F, 773G, 773G LRC, 773G OEM, 775F, 775G, 775G LRC, 775G OEM, 777C, 777D, 777F, 777G, 784C, 785C, 789C, 789D
773F, 773G, 773G LRC, 773G OEM, 775F, 775G, 775G LRC, 775G OEM, 777C, 777D, 777F, 777G, 784C, 785C, 789C, 789D
3174266
HOSE
777C, 777D, 777F, 789D, 793D
777C, 777D, 777F, 789D, 793D
2415766
HOSE
777F, 793D, 793F, 793F CMD, 793F OEM
777F, 793D, 793F, 793F CMD, 793F OEM
9D6048
HOSE AS
120G, 12G, 130G, 14G, 16G, 777
120G, 12G, 130G, 14G, 16G, 777
5T7899
HOSE AS
777B
777B
5T4773
HOSE AS
785
785
6D7302
HOSE ASSEM. (194" long overall)
623B, 633C, 641B, 650B, 651B, 657B, 772
623B, 633C, 641B, 650B, 651B, 657B, 772
4S7568
HOSE ASSEM. (185" long overall)
5230, 5230B, 627B, 637D, 641B, 657B, 69D, 777D, 785, 793B, D9G
5230, 5230B, 627B, 637D, 641B, 657B, 69D, 777D, 785, 793B, D9G
8S8926
HOSE
641
641
3K5302
HOSE
641B, 657B
641B, 657B
5S9464
HOSE
12E, 920, 930, 966C
12E, 920, 930, 966C
7J4778
HOSE
666
666
6D7318
HOSE ASSEM. (374" long overall)
637, 657B, 666
637, 657B, 666
4S7571
HOSE ASSEM. (215" long overall)
627, 637D, 666, 772, 773, 789, 789B, 789C, 793C, 793D, D9G
627, 637D, 666, 772, 773, 789, 789B, 789C, 793C, 793D, D9G