312-0677 PUMP GP-UNIT INJECTOR HYD S/N THY1-UP PART OF 258-8745 PUMP GP-UNIT INJECTOR HYD 973C TRACK LOADER

FUEL SYSTEM

PUMP GP-FUEL INJECTION

0. 312-0677 PUMP GP-UN
1. 319-0677 PUMP GP-UN
2. 359-2221 PUMP GP-UN

REGULATOR GP-FUEL PRESSURE

3. 205-1306 REGULATOR
4. 232-0343 REGULATOR

TANK GP-FUEL

5. 235-6963 TANK GP-FU
6. 239-4807 TANK GP-FU

ELECTRICAL AND STARTING SYSTEM

ALARM GP

7. 3E-6328 ALARM GP

ALTERNATOR GP-CHARGING

8. 185-5294 ALTERNATOR
9. 253-8451 ALTERNATOR
0. INFORMATION

TRACK LOADER 973C TRACK LOADER LDX
973C TRACK-TYPE LOADER LDX00001-UP (MACHINE) POWERED BY C9 Engine SEBP4351 973C LDX (2005)

FUEL SYSTEM

PUMP GP-FUEL INJECTION

295-4777 PUMP GP-UNIT INJECTOR HYD

304-0677 PUMP GP-UNIT INJECTOR HYD

312-0677 PUMP GP-UNIT INJECTOR HYD

319-0677 PUMP GP-UNIT INJECTOR HYD

359-2221 PUMP GP-UNIT INJECTOR HYD

#SEBP43510180

312-0677: PUMP GP-UNIT INJECTOR HYD

PUMP GP-UNIT INJECTOR HYD

312-0677 PUMP GP-UNIT INJECTOR HYD
S/N THY1-UP
PART OF 258-8745 PUMP GP-UNIT INJECTOR HYD

i02816003 SEBP4351

3120677 PUMP GP-UNIT INJECTOR HYD Parts scheme

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Parts for your 973C TRACK LOADER:

Pos.	Part No	Qty	Parts name
1.	1F-7960	[1]	WASHER (13.5X32X6-MM THK)
2.	166-8636 M	[3]	BOLT-SOCKET HEAD (M5X0.8X18-MM)
3.	178-2357	[1]	PUMP GP-FUEL TRANSFER
4.	179-8128	[1]	SEAL-O-RING (FUEL TRANSFER PUMP)
5.	228-5897 M	[4]	BOLT-TORX (M8X1.25X136.7-MM)
6.	239-2402	[4]	SEAL-O-RING
	M		METRIC PART

#SEBP43510181

319-0677: PUMP GP-UNIT INJECTOR HYD

PUMP GP-UNIT INJECTOR HYD

319-0677 PUMP GP-UNIT INJECTOR HYD
S/N TXD1431-UP; THY1-UP
PART OF 258-8745, 359-2221 PUMP GP-UNIT INJECTOR HYD
ALSO AN ATTACHMENT

i03030600 SEBP4351

3190677 PUMP GP-UNIT INJECTOR HYD Parts scheme

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Parts for your 973C TRACK LOADER:

Pos.	Part No	Qty	Parts name
1.	313-4620 M	[3]	SCREW-PAN HEAD (M5X0.8X25-MM)
2.	318-6357 Y	[1]	PUMP GP-FUEL TRANSFER
3.	179-8128	[1]	SEAL-O-RING (FUEL SYSTEM)
4.	262-0284	[1]	RING-RETAINING
5.	228-5897 M	[4]	BOLT-TORX (M8X1.25X136.7-MM)
6.	239-2402	[4]	SEAL-O-RING
7.	1F-7960	[1]	WASHER (13.5X32X6-MM THK)
8.	1N-8062	[1]	BEARING AS-NEEDLE
9.	5C-2890 M	[1]	NUT (M6X1-THD)
10.	8C-6711	[1]	NUT-RETAINER (1/2-20-THD)
11.	9X-8267	[1]	WASHER (6.6X12X2-MM THK)
12.	153-7036	[1]	SPOOL
13.	260-5716	[1]	SPOOL

			AVAILABLE REPAIR KIT(S):
	326-1006	[1]	KIT-FUEL TRANSFER PUMP
			(INCLUDES PUMP, BOLT, SCREW, & SEALS)
	M		METRIC PART
	Y		SEPARATE ILLUSTRATION

#SEBP43510182

359-2221: PUMP GP-UNIT INJECTOR HYD

PUMP GP-UNIT INJECTOR HYD

359-2221 PUMP GP-UNIT INJECTOR HYD
S/N TXD1431-UP; THY1-UP
PART OF 398-0722 ENGINE AR-CORE
AN ATTACHMENT

i04890637 SEBP4351

3592221 PUMP GP-UNIT INJECTOR HYD Parts scheme

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Parts for your 973C TRACK LOADER:

Pos.	Part No	Qty	Parts name
1.	262-6074	[1]	TUBE AS
2.	227-5904	[1]	SEAL-O-RING
3.	319-0677 Y	[1]	PUMP GP-UNIT INJECTOR HYD
			(BEFORE ORDERING THIS PUMP, SEE SERVICE LETTER SEPD1743)
4.	357-4619	[1]	ELBOW AS
	030-7950	[1]	ELBOW
	238-5082	[1]	SEAL-O-RING
5.	371-7191	[1]	ELBOW AS
	214-7568	[1]	SEAL-O-RING
	228-7090	[1]	SEAL-O-RING
	371-7190	[1]	ADAPTER-ELBOW
6.	377-9623	[1]	ELBOW AS
	5P-3264	[1]	ELBOW
	238-5081	[1]	SEAL-O-RING
7.	378-5637	[1]	TUBE AS
8.	389-3708	[1]	PLUG AS
	360-3679	[1]	PLUG-CONNECTOR (9/16-18-THD)
	214-7568	[1]	SEAL-O-RING
9.	319-6240	[1]	CONNECTOR AS
	6V-9873	[1]	CONNECTOR
	214-7568	[1]	SEAL-O-RING
	228-7090	[1]	SEAL-O-RING
10.	3E-9412	[1]	DOWEL
11.	6V-5839	[2]	WASHER (11X21X2.5-MM THK)
12.	6V-7981 M	[2]	BOLT (M10X1.5X70-MM)
	M		METRIC PART
	R		REMANUFACTURED PART MAY BE AVAILABLE
	Y		SEPARATE ILLUSTRATION

#SEBP43510183

205-1306: REGULATOR GP-FUEL PRESSURE

REGULATOR GP-FUEL PRESSURE

205-1306 REGULATOR GP-FUEL PRESSURE
S/N TXD1431-UP; THY1-UP
PART OF 243-1036 LINES GP-FUEL FILTER
ALSO AN ATTACHMENT

i01977872 SEBP4351

2051306 REGULATOR GP-FUEL PRESSURE Parts scheme

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Parts for your 973C TRACK LOADER:

Pos.	Part No	Qty	Parts name
1.	295-1803	[1]	ELBOW AS
1A.	6V-5049	[1]	SEAL-O-RING
	196-6838		ELBOW
2.	232-0343 Y	[1]	REGULATOR GP-FUEL PRESSURE
	Y		SEPARATE ILLUSTRATION

#SEBP43510184

232-0343: REGULATOR GP-FUEL PRESSURE

REGULATOR GP-FUEL PRESSURE

232-0343 REGULATOR GP-FUEL PRESSURE
S/N TXD1431-UP; THY1-UP
PART OF 205-1306 REGULATOR GP-FUEL PRESSURE
ALSO AN ATTACHMENT

i02685849 SEBP4351

2320343 REGULATOR GP-FUEL PRESSURE Parts scheme

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Parts for your 973C TRACK LOADER:

Pos.	Part No	Qty	Parts name	Comments
1.	214-7568	[1]	SEAL-O-RING
2.	369-6662	[1]	REGULATOR AS (FUEL PRESSURE)

#SEBP43510185

235-6963: TANK GP-FUEL

TANK GP-FUEL

235-6963 TANK GP-FUEL
S/N LDX1-UP
430-L (113.6-GAL)
PART OF 246-8436 CHASSIS AR

i02412145 SEBP4351

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Parts for your 973C TRACK LOADER:

Pos.	Part No	Qty	Parts name
1.	1U-2827	[1]	GUIDE-VALVE
2.	3G-5886	[1]	BODY-VALVE (DRAIN)(FUEL TANK)
3.	4Y-1213	[4]	PAD-RUBBER
4.	4Y-1214	[4]	SPACER (18X26X15-MM THK)
5.	5B-7431	[4]	SCREW-MACHINE (3/8-16X1.25-IN)
6.	246-2641	[1]	PADLOCK GP (FUEL CAP)
	5P-8500	[2]	KEY
7.	5Q-8168	[1]	PLATE AS
8.	7B-3039	[1]	SPRING
9.	7X-7700 J	[1]	CAP AS-FUEL (LOCKABLE, VENTED)
	9X-8600	[1]	SEAL-O-RING
10.	8G-9571	[1]	BOOT
11.	8J-8783	[1]	VALVE-DRAIN
12.	9J-7031	[1]	PLUG-DRAIN (FUEL TANK)
13.	9P-7121	[1]	STRAINER-FUEL (FUEL TANK)
14.	273-0122 C	[1]	SENDER AS-FUEL LEVEL
14A.	138-0444	[1]	KIT-REPAIR (FUEL LEVEL GAUGE)
			(INCLUDES PINS, WEDGE, & RECEPTACLE AS)
15.	236-1482	[1]	TANK AS-FUEL
16.	2K-4973	[4]	LOCKNUT (3/8-16-THD)
18.	4J-0525	[1]	SEAL-O-RING
19.	4L-9337	[1]	BOLT (3/8-16X1.5-IN)
20.	5M-2057	[1]	SEAL-O-RING
21.	6C-3060	[1]	GASKET
22.	7X-0583	[4]	WASHER-HARD (17X45X6-MM THK)
23.	7X-0603	[1]	WASHER-HARD (9.9X35X2.5-MM THK)
24.	7X-2563 M	[4]	BOLT (M20X2.5X60-MM)
25.	8T-4123	[4]	WASHER (3.62X5.75X0.375-MM THK)
26.	8T-4205	[6]	WASHER-HARD (7.2X14.5X2-MM THK)
27.	8T-4222	[1]	WASHER-PLATED (11X32X2.5-MM THK)
28.	8T-4779 M	[4]	BOLT (M16X2X35-MM)
29.	8T-4896	[4]	WASHER-HARD (10.2X18.5X2.5-MM THK)
30.	8T-9364	[6]	BOLT (1/4-20X0.625-IN)
31.	148-8410	[1]	PLUG AS
	2M-9780	[1]	SEAL-O-RING
	9S-4190	[1]	PLUG-O-RING (7/8-14-THD)
32.	164-4180	[1]	PLUG AS
	7M-8485	[1]	SEAL-O-RING
	9S-4181	[1]	PLUG (1-5/16-12-THD)

			AVAILABLE REPAIR KIT(S):
	9X-2205 J	[1]	KIT-CAP FILTER (FUEL TANK)
			(INCLUDES FILTER AS, SCREWS, GASKETS, VALVE)
	C		CHANGE FROM PREVIOUS TYPE
	J		KIT MARKED J SERVICES PART(S) MARKED J
	M		METRIC PART

#SEBP43510186

239-4807: TANK GP-FUEL

TANK GP-FUEL

239-4807 TANK GP-FUEL -WASTE HANDLING-STEEL MILL
S/N LDX1-UP
430-LITERS (113.6-GAL)
PART OF 276-8022 CHASSIS AR, 348-3816, 348-3839 CONVERSION GP-MACHINE
AN ATTACHMENT

i02333380 SEBP4351

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Parts for your 973C TRACK LOADER:

Pos.	Part No	Qty	Parts name
1.	1U-2827	[1]	GUIDE-VALVE
2.	3G-5886	[1]	BODY-VALVE (DRAIN)
3.	4Y-1213	[4]	PAD-RUBBER
4.	4Y-1214	[4]	SPACER (18X26X15-MM THK)
5.	5B-7431 C	[4]	SCREW-MACHINE (3/8-16X1.25-IN)
6.	7B-3039	[1]	SPRING
7.	8G-3928	[1]	NUT (3-1/2-12-THD)
8.	8G-3929	[1]	TUBE
9.	8G-9571	[1]	BOOT
10.	8J-8783	[1]	VALVE-DRAIN
11.	9J-7031	[1]	PLUG-DRAIN (FUEL TANK)
12.	273-0122	[1]	SENDER AS-FUEL LEVEL
	138-0444	[1]	KIT-REPAIR (FUEL LEVEL GAUGE)
			(INCLUDES PINS, RECEPTACLE AS, WEDGE, SENSOR, & SCREWS)
13.	172-9875	[1]	CAP AS (FUEL TANK FILL)
	257-9673	[1]	SCREEN (FUEL CAP)
14.	239-4806	[1]	TANK AS-FUEL
15.	2K-4973	[4]	LOCKNUT (3/8-16-THD)
17.	4J-0525	[1]	SEAL-O-RING
18.	5M-2057	[1]	SEAL-O-RING
19.	6C-3060	[1]	GASKET
20.	7X-0583	[4]	WASHER-HARD (17X45X6-MM THK)
21.	7X-2563 M	[4]	BOLT (M20X2.5X60-MM)
22.	8T-4123	[4]	WASHER (3.62X5.75X0.375-MM THK)
23.	8T-4205	[6]	WASHER-HARD (7.2X14.5X2-MM THK)
24.	8T-4779 M	[4]	BOLT (M16X2X35-MM)
25.	8T-4896	[4]	WASHER-HARD (10.2X18.5X2.5-MM THK)
26.	8T-9364	[6]	BOLT (1/4-20X0.625-IN)
27.	4L-9337 C	[1]	BOLT (3/8-16X1.5-IN)
28.	5Q-8168 C	[1]	PLATE AS
29.	7X-0603 C	[1]	WASHER-HARD (9.9X35X2.5-MM THK)
30.	8T-4222 C	[1]	WASHER-PLATED (11X32X2.5-MM THK)
	C		CHANGE FROM PREVIOUS TYPE
	M		METRIC PART

#SEBP43510187

3E-6328: ALARM GP

ALARM GP

3E-6328 ALARM GP
S/N LDX1-UP
24-VOLT
PART OF 188-9610 PANEL GP-INSTRUMENT
ALSO AN ATTACHMENT

i00358337 SEBP4351

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Parts for your 973C TRACK LOADER:

Pos.	Part No	Qty	Parts name
1.	102-8802	[1]	KIT-RECEPTACLE (2-PIN)
			(INCLUDES RECEPTACLE AS & WEDGE)
2.	8T-8729	[2]	PIN-CONNECTOR (16-GA TO 18-GA)

#SEBP43510188

185-5294: ALTERNATOR GP-CHARGING

ALTERNATOR GP-CHARGING

185-5294 ALTERNATOR GP-CHARGING
S/N LDX1-UP
24 VOLT. 65 AMPERE
PART OF 253-8451 ALTERNATOR GP-CHARGING

i01571642 SEBP4351

1855294 ALTERNATOR GP-CHARGING Parts scheme

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Parts for your 973C TRACK LOADER:

Pos.	Part No	Qty	Parts name
1.	185-2653	[1]	FRAME
2.	5S-7349	[1]	BOLT (1/4-20X0.5-IN)
3.	185-2639	[1]	FAN AS
4.	1H-3244	[1]	LOCKWASHER
5.	185-2645	[1]	FRAME
6.	2K-4821	[1]	LOCKNUT (5/8-18-THD)
7.	5P-8247	[1]	WASHER-HARD (17X32X3.5-MM THK)
8.	228-9657	[1]	COVER AS
9.	8T-4205	[1]	WASHER-HARD (7.2X14.5X2-MM THK)
10.	185-2647	[1]	GROMMET
11.	9L-6770	[1]	CAP-DUST
12.	185-2642	[1]	STATOR AS
13.	185-2638	[2]	COLLAR
14.	185-2654	[1]	PLATE
15.	185-2650	[1]	ROTOR AS
16.	185-2644	[1]	COIL AS
17.	185-2648	[1]	REGULATOR AS-VOLTAGE (24-VOLT)(ALTERNATOR)
18.	6V-8189	[1]	NUT (5/16-18-THD)
19.	8T-4224	[1]	WASHER-HARD (8.8X16X2-MM THK)
20.	3F-9556	[1]	LOCKWASHER

			AVAILABLE REPAIR KIT(S):
	185-2655	[1]	KIT-BEARING (ALTERNATOR)
			(INCLUDES 2 BEARINGS)
	199-8436	[1]	KIT-TERMINAL (ALTERNATOR AIR)
			(INCLUDES HOLDER AS, PLATE INSULATOR, PIN, BOLT KIT, GROMMET, & NUT)
	199-7891	[1]	KIT-TERMINAL (ALTERNATOR AIR)
			(INCLUDES INSULATORS, WASHERS, & NUTS)
	185-2658	[1]	KIT-HARDWARE (ALTERNATOR AIR)
			INCLUDES BOLTS)

#SEBP43510189

253-8451: ALTERNATOR GP-CHARGING

ALTERNATOR GP-CHARGING

253-8451 ALTERNATOR GP-CHARGING
S/N LDX1-UP
PART OF 253-8097, 301-2770 ENGINE AR

i02293428 SEBP4351

2538451 ALTERNATOR GP-CHARGING Parts scheme

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Parts for your 973C TRACK LOADER:

Pos.	Part No	Qty	Parts name
1.	211-1044	[1]	BLOCK
2.	214-9492	[1]	ROD-ADJUSTMENT
3.	240-8819	[1]	GUARD AS
4.	185-5294 Y	[1]	ALTERNATOR GP-CHARGING (24-VOLT)
5.	6V-8188	[2]	NUT (1/2-13-THD)
6.	7X-0325	[1]	BOLT (1/2-13X2.5-IN)
7.	7X-0340	[1]	BOLT (1/2-13X6.5-IN)
8.	8T-4132 M	[2]	NUT (M16X2-THD)
9.	8T-4193 M	[1]	BOLT (M16X2X50-MM)
10.	8T-4223	[4]	WASHER-HARD (13.5X25.5X3-MM THK)
11.	9X-8257	[4]	WASHER (17.5X30X3.5-MM THK)
12.	123-0791	[1]	PULLEY (8-GROOVE)
13.	228-9100	[1]	BELT-SERPENTINE (ALTERNATOR)
	M		METRIC PART
	R		REMANUFACTURED PART MAY BE AVAILABLE
	Y		SEPARATE ILLUSTRATION

Information:

FUEL SYSTEM

PUMP GP-FUEL INJECTION

Truck Engine News

Policy on Testing of Fuel Injectors and Fuel Nozzles {1251}
2008/11/01

Do Not Use the 6V-4022 Fuel Injector Tester to Measure Unit Injector Fuel Flow Rate {0782, 1251, 1254, 1290, 1713}
2008/11/01

Do not Use the 1U-6661 Pop Tester Gp to Test Unit Injectors {0782, 1251, 1254, 1290, 1713}
2008/12/01

Engine News

Policy on Testing of Fuel Injectors and Fuel Nozzles {1251}
2008/11/17

The Pop (Injector) Tester Is not Available for Fuel Injectors {0782, 1251, 1254, 1290, 1713}
2008/11/17

Operation and Maintenance Manual

Engine Valve Lash - Check
973C Track-Type Loader

Special Instruction

Determining the Cause of Fuel Dilution of Engine Oil {1101, 1124, 1251, 1280, 1290}
Determining the Cause of Fuel Dilution of Engine Oil {1101, 1124, 1251, 1280, 1290}

Procedure for Troubleshooting and Cleaning the Oil Rail System for the Hydraulic Electronic Unit Injector (HEUI) {1100, 1126, 1250, 1251, 1261, 1290}
Procedure for Troubleshooting and Cleaning the Oil Rail System for the Hydraulic Electronic Unit Injector (HEUI) {1100, 1126, 1250, 1251, 1261, 1290}

Installation Procedure for the Fuel Transfer Kit on the Hydraulic Electronic Unit Injector (HEUI) Pump{1256}
Installation Procedure for the Fuel Transfer Kit on the Hydraulic Electronic Unit Injector (HEUI) Pump{1256}

Debris in Oil System Causing Repeat Failures of the (HEUI) Pump for Certain C7 and C9 Engines. {1126, 1251, 1318, 1378}
Debris in Oil System Causing Repeat Failures of the (HEUI) Pump for Certain C7 and C9 Engines. {1126, 1251, 1318, 1378}

Procedure to Improve Fuel Injectors on Certain Machine Engines {1100, 1126, 1250, 1251, 1290}
Procedure to Improve Fuel Injectors on Certain Machine Engines {1100, 1126, 1250, 1251, 1290}

Service Letter-NACD

PRODUCT SUPPORT PROGRAM FOR INSTALLING NEW FUEL INJECTORS ON CERTAIN 160M MOTOR GRADERS; 511, 521, 522, 541, AND 552 FELLER BUNCHERS; 627G AND 637G WHEEL TRACTOR-SCRAPERS; 814F WHEEL DOZERS; 815F AND 816F COMPACTORS; AND 973C TRACK LOADERS
PRODUCT SUPPORT PROGRAM FOR INSTALLING NEW FUEL INJECTORS ON CERTAIN 160M MOTOR GRADERS; 511, 521, 522, 541, AND 552 FELLER BUNCHERS; 627G AND 637G WHEEL TRACTOR-SCRAPERS; 814F WHEEL DOZERS; 815F AND 816F COMPACTORS; AND 973C TRACK LOADERS

PRODUCT SUPPORT PROGRAM FOR INSTALLING NEW FUEL INJECTORS ON CERTAIN C7 OEM ENGINES; AND C7 AND C9 ENGINES INSTALLED IN VARIOUS TRACK-TYPE TRACTORS, TRACK-TYPE LOADERS, MOTOR GRADERS, EXCAVATORS, WHEELED EXCAVATORS, WHEEL SKIDDERS, WHEEL LOADERS, INTEGRATED TOOL CARRIERS, ASPHALT PAVERS, TRACK FELLER BUNCHERS, WHEEL-TRACTOR SCRAPERS, AND COMPACTORS
PRODUCT SUPPORT PROGRAM FOR INSTALLING NEW FUEL INJECTORS ON CERTAIN C7 OEM ENGINES; AND C7 AND C9 ENGINES INSTALLED IN VARIOUS TRACK-TYPE TRACTORS, TRACK-TYPE LOADERS, MOTOR GRADERS, EXCAVATORS, WHEELED EXCAVATORS, WHEEL SKIDDERS, WHEEL LOADERS, INTEGRATED TOOL CARRIERS, ASPHALT PAVERS, TRACK FELLER BUNCHERS, WHEEL-TRACTOR SCRAPERS, AND COMPACTORS

Service Letter-Australia

Service Letter-CFEL

Service Letter-CSARL

Service Letter-Americas

Technical Information Bulletin

Updated Diagnostic Information Is Available for Certain C7 and C9 ACERT Engines That Are Equipped With Hydraulic Electronic Unit Injectors (HEUI) Fuel Systems{1126, 1250, 1251, 1290, 1714}
Updated Diagnostic Information Is Available for Certain C7 and C9 ACERT Engines That Are Equipped With Hydraulic Electronic Unit Injectors (HEUI) Fuel Systems{1126, 1250, 1251, 1290, 1714}

Specifications

Unit Injector
C9 Engines for Caterpillar Built Machines

Unit Injector Hydraulic Pump
C9 Engines for Caterpillar Built Machines

Tool Operating Manual

9U-5132 Timing and Fuel System Setting Tool Group{1105, 1162, 1290, 1905}
9U-5132 Timing and Fuel System Setting Tool Group{1105, 1162, 1290, 1905}

Using the 4C-6090 Multichannel Temperature Selector Group{0599, 0701, 0706, 1251, 1254, 1290, 1713}
Using the 4C-6090 Multichannel Temperature Selector Group{0599, 0701, 0706, 1251, 1254, 1290, 1713}

Using the TMI System to Retrieve Off Engine Injection Pump Test Specifications for the Fuel Injection Equipment Test Stand{0706, 0782, 1251, 1286}
Using the TMI System to Retrieve Off Engine Injection Pump Test Specifications for the Fuel Injection Equipment Test Stand{0706, 0782, 1251, 1286}

Testing and Adjusting Fuel Injection Pump and Governor on 3064 and 3066 Engines{0374, 0599, 0706}
Testing and Adjusting Fuel Injection Pump and Governor on 3064 and 3066 Engines{0374, 0599, 0706}

Using the 143-2099 Sleeve Replacement Tool Group on 3114, 3116, and 3126 Engines{0374, 0599, 0701, 0706, 0781}
Using the 143-2099 Sleeve Replacement Tool Group on 3114, 3116, and 3126 Engines{0374, 0599, 0701, 0706, 0781}

169-3374 Brass Injector Sleeve Removal Group for 3176 and 3176B Engines{0374, 0599, 0700, 0706}
169-3374 Brass Injector Sleeve Removal Group for 3176 and 3176B Engines{0374, 0599, 0700, 0706}

Using the 223-2454 Tool Group on 3114, 3116, and 3126 Engines with Mechanical Unit Injectors (MUI){0374, 0599, 0701, 0706, 1251, 1252, 1254}
Using the 223-2454 Tool Group on 3114, 3116, and 3126 Engines with Mechanical Unit Injectors (MUI){0374, 0599, 0701, 0706, 1251, 1252, 1254}

Service Letter-China

Service Letter-Asia

Reuse And Salvage Guidelines

9U-5132 Timing and Fuel System Setting Tool Group{1105, 1162, 1290, 1905}
9U-5132 Timing and Fuel System Setting Tool Group{1105, 1162, 1290, 1905}

Service Letter-APD

Troubleshooting

CID 0001 FMI 05 Cylinder #1 Injector open circuit
C7 and C9 Engines for Caterpillar Built Machines

CID 0001 FMI 06 Cylinder #1 Injector short
C7 and C9 Engines for Caterpillar Built Machines

CID 0002 FMI 05 Cylinder #2 Injector open circuit
C7 and C9 Engines for Caterpillar Built Machines

CID 0003 FMI 05 Cylinder #3 Injector open circuit
C7 and C9 Engines for Caterpillar Built Machines

CID 0005 FMI 05 Cylinder #5 Injector open circuit
C7 and C9 Engines for Caterpillar Built Machines

CID 0006 FMI 05 Cylinder #6 Injector open circuit
C7 and C9 Engines for Caterpillar Built Machines

CID 0002 FMI 06 Cylinder #2 Injector short
C7 and C9 Engines for Caterpillar Built Machines

CID 0003 FMI 06 Cylinder #3 Injector short
C7 and C9 Engines for Caterpillar Built Machines

CID 0004 FMI 06 Cylinder #4 Injector short
C7 and C9 Engines for Caterpillar Built Machines

CID 0005 FMI 06 Cylinder #5 Injector short
C7 and C9 Engines for Caterpillar Built Machines

CID 0006 FMI 06 Cylinder #6 Injector short
C7 and C9 Engines for Caterpillar Built Machines

Injector Trim File
C7 and C9 Engines for Caterpillar Built Machines

CID 0004 FMI 05 Cylinder #4 Injector open circuit
C7 and C9 Engines for Caterpillar Built Machines

Injector Solenoid Circuit - Test
C7 and C9 Engines for Caterpillar Built Machines

Disassembly and Assembly

Unit Injector - Remove
C9 Engines for Caterpillar Built Machines

Unit Injector - Install
C9 Engines for Caterpillar Built Machines

Injection Actuation Pressure Sensor - Remove and Install
C9 Engines for Caterpillar Built Machines

Service Magazine

Do Not Reuse the Hold Down Bolts for the Fuel Injectors On All Products that Contain C9 Through C32 Engines {1290}
2014/08/14

A New Backup Ring for the Fuel Injector Group is Now Available {1251, 1254, 1290}
2006/07/24

A New Kit for the Fuel Transfer Pump is Now Used {1256, 1714}
2008/06/30

Installation Procedure for the Fuel Transfer Kit on the Hydraulic Electronic Unit Injector (HEUI) Pump {1256}
2008/06/30

New Improved Fuel Injectors Are Now Used {1251, 1254, 1290, 1713}
2010/12/08

Policy on Testing of Fuel Injectors and Fuel Nozzles {1251}
2008/11/17

Do Not Use the 6V-4022 Fuel Injector Tester to Measure Unit Injector Fuel Flow Rate {1251, 1254, 1290, 1713}
2008/11/17

The Pop (Injector) Tester Is not Available for Fuel Injectors {0782, 1251, 1254, 1290, 1713}
2008/11/17

Do not Use the 6V-4022 Fuel Injector Tester to Test Unit Injectors {0782, 1251, 1254, 1290, 1713}
2008/12/01

Do not Use the 1U-6661 Pop Tester Gp to Test Unit Injectors {0782, 1251, 1254, 1290, 1713}
2008/12/08

New Injectors Are Used In Certain C7 and C9 Machine Engines {1251, 1290}
2012/10/25

Improved Caterpillar Remanufactured Fuel Injectors for Certain C7 and C9 Machine Engines {1251, 1290}
2013/09/26

Cat® Reman Is Announcing an Appearance Change to the HEUI Injectors in C7 and C9 Machine Engines {1251, 1254, 1290, 1713}
2014/05/02

Cat<SUP>®</SUP> Reman Announces Improved HEUI Fuel Pumps for Certain Machine Engines {1251}
2014/10/20

Cat<SUP>®</SUP> Reman Announces the Availability of Additional Engine Components for Certain Machine Applications {1000, 1052, 1053, 1210, 1251, 1252, 1254, 1265, 1290, 1405, 1713, 1901, 7490, 7610, 7620}
2015/07/21

Improved Fuel Injectors Are Now Used on Certain C7 and C9 Machine Engines {1251, 1254, 1290, 1713}
Improved Fuel Injectors Are Now Used on Certain C7 and C9 Machine Engines {1251, 1254, 1290, 1713}

Caterpillar Parts SIS Catalog 973C :

304-0677 PUMP GP-UNIT INJECTOR HYD

295-4777 PUMP GP-UNIT INJECTOR HYD

258-8745 PUMP GP-UNIT INJECTOR HYD

319-0677 PUMP GP-UNIT INJECTOR HYD

359-2221 PUMP GP-UNIT INJECTOR HYD

205-1306 REGULATOR GP-FUEL PRESSURE

232-0343 REGULATOR GP-FUEL PRESSURE

235-6963 TANK GP-FUEL

239-4807 TANK GP-FUEL

3E-6328 ALARM GP

185-5294 ALTERNATOR GP-CHARGING

Truck sale:

Caterpillar 973C
- track loaders
ZIEGLER CAT

120,000

Caterpillar 973C, track loaders, Construction
- track loaders
QUINN COMPANY

5,047

Caterpillar 973C RIPPER, Rippers, Construction
- Scarifiers
ZIEGLER CAT

Caterpillar 973C, Construction
- track loaders
CGT - COMPAGNIA GENERALE TRATTORI
Italy

20,000

Caterpillar 973C, Construction
- track loaders
ALTORFER INC.

312-0677 PUMP GP-UNIT INJECTOR HYD S/N THY1-UP PART OF 258-8745 PUMP GP-UNIT INJECTOR HYD 973C TRACK LOADER

FUEL SYSTEM

312-0677: PUMP GP-UNIT INJECTOR HYD

Parts for your 973C TRACK LOADER:

319-0677: PUMP GP-UNIT INJECTOR HYD

Parts for your 973C TRACK LOADER:

359-2221: PUMP GP-UNIT INJECTOR HYD

Parts for your 973C TRACK LOADER:

205-1306: REGULATOR GP-FUEL PRESSURE

Parts for your 973C TRACK LOADER:

232-0343: REGULATOR GP-FUEL PRESSURE

Parts for your 973C TRACK LOADER:

235-6963: TANK GP-FUEL

Parts for your 973C TRACK LOADER:

239-4807: TANK GP-FUEL

Parts for your 973C TRACK LOADER:

3E-6328: ALARM GP

Parts for your 973C TRACK LOADER:

185-5294: ALTERNATOR GP-CHARGING

Parts for your 973C TRACK LOADER:

253-8451: ALTERNATOR GP-CHARGING

Parts for your 973C TRACK LOADER:

Information:

Caterpillar Parts SIS Catalog 973C :

Truck sale:

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