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389-2662 SUPPORT GP-PUMP S/N EBF1-UP PART OF 424-6215, 504-3151 MODULE AR-DIESEL EXHAUST FLUID 374F EXCAVATOR


AIR INLET AND EXHAUST SYSTEM
AFTERTREATMENT GP
AIR CLEANER GP
TURBOCHARGER GP
VALVE GP-CONTROL
AFTERTREATMENT GP
VALVE GP-CONTROL
EXHAUST GP


AIR INLET AND EXHAUST SYSTEM

AFTERTREATMENT GP
 

#M00719260230
 

389-2662: SUPPORT GP-PUMP

389-2662 SUPPORT GP-PUMP
S/N EBF1-UP
PART OF 424-6215, 504-3151 MODULE AR-DIESEL EXHAUST FLUID
i06708598 M0071926
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Parts for your 374F EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 235-4451 M [16] BOLT-FLANGE HEAD (M6X1X16-MM)  
2. 373-5616 [1] SUPPORT AS  
3. 373-5622 [1] SUPPORT AS  
4. 424-6283 [1] SUPPORT AS  
  M   METRIC PART
 

#M00719260231
 

424-6213: TANK GP-DIESEL EXHAUST FLUID

424-6213 TANK GP-DIESEL EXHAUST FLUID
S/N EBF1-UP
PART OF 424-6214, 504-3150 TANK GP-DIESEL EXHAUST FLUID
i06708672 M0071926
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Parts for your 374F EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 114-0840 [1] PLUG  
2. 3K-0360 [1] SEAL-O-RING  
3. 423-0901 [1] ADAPTER-HOSE  
  368-7623 [1] GASKET  
4. 198-9706 M [6] SCREW-TRUSS HEAD (M5X0.8X16-MM)  
  M   METRIC PART
 

#M00719260232
 

424-6214: TANK GP-DIESEL EXHAUST FLUID

424-6214 TANK GP-DIESEL EXHAUST FLUID
S/N EBF1-UP
PART OF 424-6215 MODULE AR-DIESEL EXHAUST FLUID
i06708602 M0071926
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Parts for your 374F EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 264-3616 M [6] BOLT-FLANGE HEAD (M6X1X16-MM)  
2. 389-2636 [1] PLATE AS  
3. 389-2651 Y [1] MANIFOLD GP-DEF  
4. 424-6213 Y [1] TANK GP-DIESEL EXHAUST FLUID  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#M00719260233
 

504-3150: TANK GP-DIESEL EXHAUST FLUID

504-3150 TANK GP-DIESEL EXHAUST FLUID
S/N EBF1-UP
PART OF 504-3151 MODULE AR-DIESEL EXHAUST FLUID
i06814591 M0071926
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Parts for your 374F EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 264-3616 M [6] BOLT-FLANGE HEAD (M6X1X16-MM)  
2. 389-2636 [1] PLATE AS  
3. 424-6213 Y [1] TANK GP-DIESEL EXHAUST FLUID  
4. 499-6597 Y [1] MANIFOLD GP-DEF  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#M00719260234
 

364-4499: TURBOCHARGER GP

364-4499 TURBOCHARGER GP
S/N ENG1-UP
WITH WATER COOLED CENTER, AND MOUNTING HARWARE. COMPRESSOR DISCHARGE 0 DEGREES INBOARD FROM ENGINE VERTICAL
PART OF 484-3458, 516-8146, 547-8676 ENGINE AR-COMPLETE
FOR USE WITH REAR MANIFOLD GROUP-EXHAUST
i06688024 M0071926
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Parts for your 374F EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 349-9659 [1] GASKET  
2. 450-0527 Y [1] TURBOCHARGER GP  
3. 375-2467 M [4] LOCKNUT-FLANGE (M10X1.5-THD)  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#M00719260235
 

450-0527: TURBOCHARGER GP

450-0527 TURBOCHARGER GP
S/N ENG1-UP
PART OF 364-4499 TURBOCHARGER GP
i06688185 M0071926
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Parts for your 374F EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  445-1249 [1] CARTRIDGE GP-TURBOCHARGER  
  239-5858 [1] CLAMP AS-COMPRESSOR  
  361-7980 [1] CLAMP-BAND (TURBINE)  
  424-4320 [1] HOUSING AS-TURBINE  
  2F-0808 [2] SCREW (6X0.25-IN)  
 

#M00719260236
 

347-9433: VALVE & MOUNTING GP (NRS)

347-9433 VALVE & MOUNTING GP (NRS)
S/N ENG1-UP
PART OF 376-3888, 499-3557 ENGINE AR-CORE
i06688280 M0071926
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Parts for your 374F EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 347-9434 Y [1] VALVE GP-EXHAUST GAS (NRS)  
2. 6V-3821 M [3] BOLT (M8X1.25X110-MM)  
3. 9M-1974 [3] WASHER-HARD (8.8X16X2-MM THK)  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#M00719260237
 

415-8041: VALVE GP-AIR CONTROL

415-8041 VALVE GP-AIR CONTROL
S/N EBF1-UP
PART OF 469-6267 MODULE AR-CLEAN EMISSIONS
i06709128 M0071926
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Parts for your 374F EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 336-5032 [1] PLATE  
2. 343-8109 [1] ELBOW-OUTLET  
3. 365-3006 [1] VALVE GP-AIR CONTROL  
4. 385-5773 [1] CONNECTOR AS  
  5P-1046 [1] CONNECTOR  
  214-7568 [1] SEAL-O-RING  
5. 389-3708 [2] PLUG AS  
    (EACH INCLUDES)
  214-7568 [1] SEAL-O-RING  
  360-3679 [1] PLUG-CONNECTOR (9/16-18-THD)  
6. 415-2405 Y [1] MANIFOLD GP-INLET  
7. 415-2415 [1] HOSE-AIR  
8. 415-2416 [1] ELBOW-AIR INLET  
9. 415-8042 [1] TUBE AS  
10. 124-6275 [2] CLAMP-HOSE  
11. 191-7805 [1] ELBOW AS  
  030-7947 [1] ADAPTER-ELBOW  
  214-7568 [1] SEAL-O-RING  
12. 198-4764 [4] WASHER-HARD (6.6X15X0.5-MM THK)  
13. 265-3253 [4] BOLT (M8X1.25X60-MM)  
14. 311-8366 [6] WASHER-HARD (8.8X16X2-MM THK)  
15. 344-1195 [2] BOLT (M8X1.25X100-MM)  
16. 344-1200 [4] WASHER-HARD (6.6X12X2-MM THK)  
17. 344-1207 [2] BOLT (M6X1X30-MM)  
18. 344-1208 M [2] BOLT (M6X1X35-MM)  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#M00719260238
 

347-9434: VALVE GP-EXHAUST GAS (NRS)

347-9434 VALVE GP-EXHAUST GAS (NRS)
S/N ENG1-UP
PART OF 347-9433 VALVE & MOUNTING GP (NRS)
i06688356 M0071926
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Parts for your 374F EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 342-0638 Y [1] ACTUATOR GP-ROTARY  
2. 8T-4224 [4] WASHER-HARD (8.8X16X2-MM THK)  
3. 297-1003 M [4] BOLT-SOCKET HEAD (M8X1.25X45-MM)  
   
  7X-4744 F [1] SEAL-O-RING  
  F   NOT SHOWN
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#M00719260239
 

342-0636: VALVE GP-SOLENOID

342-0636 VALVE GP-SOLENOID
S/N ENG1-UP
PART OF 342-0638 ACTUATOR GP-ROTARY
i06688362 M0071926
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Parts for your 374F EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 191-9247 [1] WASHER (19.15X31.65X2.36-MM THK)  
2. 198-2914 [1] NUT (3/4-32-THD)  
3. 309-4101 [1] COIL AS  
  8T-8729 [2] PIN-CONNECTOR (16-GA TO 18-GA)  
  9X-1813 E SLEEVE (10-CM)  
  230-4012 [1] RECEPTACLE AS-CONNECTOR (2-PIN)  
4. 033-6033 [1] SEAL-O-RING  
5. 033-6043 [1] SEAL-O-RING  
6. 6V-4589 [1] SEAL-O-RING  
7. 8L-2746 [1] SEAL-O-RING  
  E   ORDER BY THE CENTIMETER
 

Information:

Operation and Maintenance Manual
Special Instruction
Diesel Particulate Filter Monitoring System {108F, 7490}
Diesel Particulate Filter Monitoring System {108F, 7490}
Replacement of the Aftertreatment Regeneration Device (ARD) Combustion Head on Caterpillar Products with Clean Emissions Modules {108B, 108M}
Replacement of the Aftertreatment Regeneration Device (ARD) Combustion Head on Caterpillar Products with Clean Emissions Modules {108B, 108M}
Procedure to Repair the Pump for the Aftertreatment Regeneration Device (ARD) {1258}
Procedure to Repair the Pump for the Aftertreatment Regeneration Device (ARD) {1258}
Installation and Operation of the Caterpillar Diesel Particulate Filter (DPF) and the Diagnostic Module for Non-Road Machine Applications (Non-California Applications) {108F, 1091, 7490}
Installation and Operation of the Caterpillar Diesel Particulate Filter (DPF) and the Diagnostic Module for Non-Road Machine Applications (Non-California Applications) {108F, 1091, 7490}
Diagnostic Supplement for the Cat<SUP>&reg;</SUP> Regeneration System For Machines Powered by C7.1, C9.3, C13, C15, and C18 Engines {108D, 108U}
Diagnostic Supplement for the Cat® Regeneration System For Machines Powered by C7.1, C9.3, C13, C15, and C18 Engines {108D, 108U}
Diesel Exhaust Fluid Quality Sensor Updates on C9.3 - C18 Tier 4 Final Engines {108U, 1920}
Diesel Exhaust Fluid Quality Sensor Updates on C9.3 - C18 Tier 4 Final Engines {108U, 1920}
Diesel Exhaust Fluid (DEF) Injector Troubleshooting Return Form for C7.1, C9.3, C13, C15, and C18 Engine Applications {108H, 108I, 7569}
Diesel Exhaust Fluid (DEF) Injector Troubleshooting Return Form for C7.1, C9.3, C13, C15, and C18 Engine Applications {108H, 108I, 7569}
Service Letter-NACD
PRODUCT SUPPORT PROGRAM FOR REPLACING NRS COOLER ON CERTAIN 374F AND 390F HYDRAULIC EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING NRS COOLER ON CERTAIN 374F AND 390F HYDRAULIC EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE DIESEL EXHAUST FLUID MANIFOLD ON CERTAIN CATERPILLAR PRODUCTS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE DIESEL EXHAUST FLUID MANIFOLD ON CERTAIN CATERPILLAR PRODUCTS
Service Letter-Australia
PRODUCT SUPPORT PROGRAM FOR REPLACING NRS COOLER ON CERTAIN 374F AND 390F HYDRAULIC EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING NRS COOLER ON CERTAIN 374F AND 390F HYDRAULIC EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE DIESEL EXHAUST FLUID MANIFOLD ON CERTAIN CATERPILLAR PRODUCTS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE DIESEL EXHAUST FLUID MANIFOLD ON CERTAIN CATERPILLAR PRODUCTS
Service Letter-CFEL
PRODUCT SUPPORT PROGRAM FOR REPLACING NRS COOLER ON CERTAIN 374F AND 390F HYDRAULIC EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING NRS COOLER ON CERTAIN 374F AND 390F HYDRAULIC EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE DIESEL EXHAUST FLUID MANIFOLD ON CERTAIN CATERPILLAR PRODUCTS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE DIESEL EXHAUST FLUID MANIFOLD ON CERTAIN CATERPILLAR PRODUCTS
Service Letter-CSARL
PRODUCT SUPPORT PROGRAM FOR REPLACING NRS COOLER ON CERTAIN 374F AND 390F HYDRAULIC EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING NRS COOLER ON CERTAIN 374F AND 390F HYDRAULIC EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE DIESEL EXHAUST FLUID MANIFOLD ON CERTAIN CATERPILLAR PRODUCTS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE DIESEL EXHAUST FLUID MANIFOLD ON CERTAIN CATERPILLAR PRODUCTS
Service Letter-Americas
PRODUCT SUPPORT PROGRAM FOR REPLACING NRS COOLER ON CERTAIN 374F AND 390F HYDRAULIC EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING NRS COOLER ON CERTAIN 374F AND 390F HYDRAULIC EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE DIESEL EXHAUST FLUID MANIFOLD ON CERTAIN CATERPILLAR PRODUCTS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE DIESEL EXHAUST FLUID MANIFOLD ON CERTAIN CATERPILLAR PRODUCTS
Service Letter-Truck/Ag/Marine
Technical Information Bulletin
Clean Emission Module (CEM) Coolant May Leak on Certain Cat<SUP>&reg;</SUP> Machine Engines {108D, 108D}
Clean Emission Module (CEM) Coolant May Leak on Certain Cat® Machine Engines {108D, 108D}
Service Letter-China
PRODUCT SUPPORT PROGRAM FOR REPLACING NRS COOLER ON CERTAIN 374F AND 390F HYDRAULIC EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING NRS COOLER ON CERTAIN 374F AND 390F HYDRAULIC EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE DIESEL EXHAUST FLUID MANIFOLD ON CERTAIN CATERPILLAR PRODUCTS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE DIESEL EXHAUST FLUID MANIFOLD ON CERTAIN CATERPILLAR PRODUCTS
Service Letter-Asia
PRODUCT SUPPORT PROGRAM FOR REPLACING NRS COOLER ON CERTAIN 374F AND 390F HYDRAULIC EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING NRS COOLER ON CERTAIN 374F AND 390F HYDRAULIC EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE DIESEL EXHAUST FLUID MANIFOLD ON CERTAIN CATERPILLAR PRODUCTS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE DIESEL EXHAUST FLUID MANIFOLD ON CERTAIN CATERPILLAR PRODUCTS
Systems Operation
DEF Dosing Control System
C15 and C18 Tier 4 Final Engines
Clean Emissions Module
C15 and C18 Tier 4 Final Engines
Service Letter-APD
PRODUCT SUPPORT PROGRAM FOR REPLACING NRS COOLER ON CERTAIN 374F AND 390F HYDRAULIC EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING NRS COOLER ON CERTAIN 374F AND 390F HYDRAULIC EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE DIESEL EXHAUST FLUID MANIFOLD ON CERTAIN CATERPILLAR PRODUCTS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE DIESEL EXHAUST FLUID MANIFOLD ON CERTAIN CATERPILLAR PRODUCTS
Testing and Adjusting
ARD Nozzle Heater (Current) - Test
C15 and C18 Tier 4 Final Engines
Exhaust Cooler (NRS) - Clean
C15 and C18 Tier 4 Final Engines
Exhaust Cooler (NRS) - Test
C15 and C18 Tier 4 Final Engines
ARD Fuel System - Test
C15 and C18 Tier 4 Final Engines
ARD Fuel System - Flush
C15 and C18 Tier 4 Final Engines
Swirl Plate (ARD Combustion) - Inspect/Clean
C15 and C18 Tier 4 Final Engines
Diesel Exhaust Fluid Tank - Flush
C15 and C18 Tier 4 Final Engines
Aftertreatment SCR System Dosing - Test
C15 and C18 Tier 4 Final Engines
Diesel Exhaust Fluid Quality - Test
C15 and C18 Tier 4 Final Engines
Diesel Particulate Filter - Clean
C15 and C18 Tier 4 Final Engines
Troubleshooting
DEF Module Does Not Respond
C13, C15, and C18 Tier 4 Final Engines
DEF Tank Temperature Is High
C13, C15, and C18 Tier 4 Final Engines
DEF Tank Level Is Low
C13, C15, and C18 Tier 4 Final Engines
DEF Pressure Is Low
C13, C15, and C18 Tier 4 Final Engines
Diesel Particulate Filter Regeneration
C13, C15, and C18 Tier 4 Final Engines
ARD Is Disabled
C13, C15, and C18 Tier 4 Final Engines
Diesel Particulate Filter Collects Excessive Soot
C13, C15, and C18 Tier 4 Final Engines
Diesel Particulate Filter Has High Ash Load
C13, C15, and C18 Tier 4 Final Engines
Diesel Particulate Filter Temperature Is Low
C13, C15, and C18 Tier 4 Final Engines
Aftertreatment Identification Module - Test
C13, C15, and C18 Tier 4 Final Engines
ARD Combustion Air - Test
C13, C15, and C18 Tier 4 Final Engines
ARD Fuel Supply - Test
C13, C15, and C18 Tier 4 Final Engines
ARD Ignition - Test
C13, C15, and C18 Tier 4 Final Engines
ARD Nozzle Heater - Test
C13, C15, and C18 Tier 4 Final Engines
ARD Combustion Supply Air Pressure Is Low
C13, C15, and C18 Tier 4 Final Engines
ARD Failed to Ignite
C13, C15, and C18 Tier 4 Final Engines
ARD Fuel Pressure Is High
C13, C15, and C18 Tier 4 Final Engines
ARD Fuel Pressure Is Low
C13, C15, and C18 Tier 4 Final Engines
ARD Loss of Combustion
C13, C15, and C18 Tier 4 Final Engines
ARD Temperature Is Low
C13, C15, and C18 Tier 4 Final Engines
Diesel Particulate Filter Has High Inlet Pressure
C13, C15, and C18 Tier 4 Final Engines
Diesel Particulate Filter Has Low Inlet Pressure
C13, C15, and C18 Tier 4 Final Engines
Diesel Particulate Filter Temperature Is High
C13, C15, and C18 Tier 4 Final Engines
DEF Tank Sensor - Test
C13, C15, and C18 Tier 4 Final Engines
DEF Line Heater - Test
C13, C15, and C18 Tier 4 Final Engines
DEF Control Module Temperature Is High
C13, C15, and C18 Tier 4 Final Engines
Clean Emissions Module Has High Oxygen Level
C13, C15, and C18 Tier 4 Final Engines
SCR Warning System Problem
C13, C15, and C18 Tier 4 Final Engines
DEF Pressure Is High
C13, C15, and C18 Tier 4 Final Engines
DEF Does Not Purge
C13, C15, and C18 Tier 4 Final Engines
NOx Sensor - Test
C13, C15, and C18 Tier 4 Final Engines
DEF Pump Pressure Sensor - Test
C13, C15, and C18 Tier 4 Final Engines
DEF Pump Sensor Supply - Test
C13, C15, and C18 Tier 4 Final Engines
DEF Pump - Replace
C13, C15, and C18 Tier 4 Final Engines
DEF Pump Motor - Test
C13, C15, and C18 Tier 4 Final Engines
ARD Combustion Air Valve - Replace
C13, C15, and C18 Tier 4 Final Engines
DEF Return Valve - Test
C13, C15, and C18 Tier 4 Final Engines
DEF Control Module Power - Test
C13, C15, and C18 Tier 4 Final Engines
NOx Conversion Is Low
C13, C15, and C18 Tier 4 Final Engines
SCR Catalyst Inlet Temperature Sensor - Test
C13, C15, and C18 Tier 4 Final Engines
DEF Temperature Is Low
C13, C15, and C18 Tier 4 Final Engines
Desulfation Is Frequent
C13, C15, and C18 Tier 4 Final Engines
Codes that Inhibit Operation of Aftertreatment System
C13, C15, and C18 Tier 4 Final Engines
SCR Inducement Emergency Override
C13, C15, and C18 Tier 4 Final Engines
Disassembly and Assembly
Exhaust Cooler (NRS) - Remove and Install
C15 and C18 Engines for Caterpillar Built Machines
DEF Injector and Mounting - Remove and Install
C15 and C18 Engines for Caterpillar Built Machines
Combustion Head - Remove and Install
C15 and C18 Engines for Caterpillar Built Machines
Nozzle Heater Harness - Remove and Install
C15 and C18 Engines for Caterpillar Built Machines
Diesel Particulate Filter - Remove and Install
C15 and C18 Engines for Caterpillar Built Machines
Air Control Valve - Remove and Install
C15 and C18 Engines for Caterpillar Built Machines
Inlet Module (Catalyst) - Remove and Install
C15 and C18 Engines for Caterpillar Built Machines
Temperature Sensor (DPF Inlet, Flame Detect) - Remove and Install
C15 and C18 Engines for Caterpillar Built Machines
Diesel Exhaust Fluid Module - Disassemble
C15 and C18 Engines for Caterpillar Built Machines
Diesel Exhaust Fluid Module - Assemble
C15 and C18 Engines for Caterpillar Built Machines
Diesel Exhaust Fluid Filter - Remove and Install
C15 and C18 Engines for Caterpillar Built Machines
Diesel Exhaust Fluid Pump - Remove and Install
C15 and C18 Engines for Caterpillar Built Machines
Manifold (DEF Heater) - Remove and Install
C15 and C18 Engines for Caterpillar Built Machines
Solenoid Valve (DEF Heater Coolant) - Remove and Install
C15 and C18 Engines for Caterpillar Built Machines
Catalyst (SCR) - Remove and Install
C15 and C18 Engines for Caterpillar Built Machines
Service Magazine
New Software is Now Used on Certain C9.3 through C18 Tier 4 Final Machine Engines {1000, 108U, 7620}
New Software is Now Used on Certain C9.3 through C18 Tier 4 Final Machine Engines {1000, 108U, 7620}
A New NOx Reduction System Cooler Group and Water Lines Group Is Now Used on Certain C15 / C18 Tier 4 Final Machine Engines {1061, 1087, 108C, 108G, 1380}
A New NOx Reduction System Cooler Group and Water Lines Group Is Now Used on Certain C15 / C18 Tier 4 Final Machine Engines {1061, 1087, 108C, 108G, 1380}
A Ground Wiring Addition Is Now Used for the ARD Nozzle Heater Relay on Certain C9.3 through C18 Tier 4 Machine Engines {1050, 108D, 1422, 4493}
A Ground Wiring Addition Is Now Used for the ARD Nozzle Heater Relay on Certain C9.3 through C18 Tier 4 Machine Engines {1050, 108D, 1422, 4493}
Improved Diesel Exhaust Fluid (DEF) Manifold Is Now Used on Certain Cat<SUP>&reg;</SUP> Products {108K, 3206}
Improved Diesel Exhaust Fluid (DEF) Manifold Is Now Used on Certain Cat® Products {108K, 3206}
Improved NRS Cooler is Now Used on Certain C13, C15, and C18 Machine Engines {108G}
Improved NRS Cooler is Now Used on Certain C13, C15, and C18 Machine Engines {108G}
New Diesel Exhaust Fluid (DEF) Lines are Now Used on Certain Cat<SUP>&reg;</SUP> Machine Engines {108U}
New Diesel Exhaust Fluid (DEF) Lines are Now Used on Certain Cat® Machine Engines {108U}

Caterpillar Parts SIS Catalog 374F :

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