548-7544 MOTOR GP-PISTON PART OF 515-5826 DRIVE GP-FINAL AN ATTACHMENT 310 MINI HYD EXCAVATOR

HYDRAULIC SYSTEM

MOTOR GP

0. 548-7544 MOTOR GP-P
1. 487-6240 MOTOR GP-S
2. 569-9446 MOTOR GP-S

CYLINDER GP

3. 540-6334 MOUNTING G

LINES GP-AUXILIARY

4. 523-2367 PLUG & FAS

LINES GP-HYDRAULIC

5. 518-7521 PLUG GP-HY
6. 528-4099 PLUG GP-HY
7. 542-1250 PLUG GP-HY

MOUNTING GP

8. 515-0454 PUMP & MTG

PUMP GP

9. 515-0453 PUMP & MTG
0. INFORMATION

MINI HYD EXCAVATOR 310 MINI HYD EXCAVATOR GWT
310 Mini Hydraulic Excavator GWT00001-UP (MACHINE) POWERED BY C3.3B Engine M0096088 310 GWT (2018)

HYDRAULIC SYSTEM

MOTOR GP

522-1623 MOTOR & MTG GP-SWING

548-7544 MOTOR GP-PISTON

487-6240 MOTOR GP-SWING

569-9446 MOTOR GP-SWING

456-1861 VALVE GP-RELIEF

566-6523 VALVE GP-RELIEF

#M00960880310

548-7544: MOTOR GP-PISTON

MOTOR GP-PISTON

548-7544 MOTOR GP-PISTON
PART OF 515-5826 DRIVE GP-FINAL
AN ATTACHMENT

i07473237 M0096088

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Parts for your 310 MINI HYD EXCAVATOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	551-1075	[1]	SWASHPLATE
2.	438-8346	[3]	PLATE-DISC
3.	438-8347	[4]	PLATE
4.	438-8348	[1]	PISTON-BRAKE
5.	438-8349	[1]	SPACER
6.	438-8350	[8]	SPRING
7.	438-8351	[2]	BALL
8.	452-3599	[1]	PIN
9.	8T-3957 M	[8]	BOLT-SOCKET HEAD (M12X1.75X30-MM)
10.	435-0787	[1]	KIT-CRANKSHAFT BEARING
			(INCLUDES SHAFT & BALL BEARING)
11.	430-4677	[1]	KIT-FINAL DRIVE BEARING
	095-1575	[2]	SEAL-O-RING
	095-1582	[2]	SEAL-O-RING
	095-1593	[2]	SEAL-O-RING
			(ALSO INCLUDES BALL BEARING, SPRING PIN, BODY, SPOOLS, CHECK VALVES, SPRING GUIDE, SPRINGS, PLUGS, CHOKES, RING, RING-BACKUP, RETAINERS, PISTONS & SPACERS)
12.	470-9608	[1]	KIT-PUMP

			AVAILABLE REPAIR KIT(S):
	435-0790 HY	[1]	KIT-SEAL
			(INCLUDES PARTS MARKED H IN THE GRAPHICS)
	435-0788 J	[1]	KIT-FINAL DRIVE BEARING
			(INCLUDES PARTS MARKED J IN THE GRAPHICS)
	H		KIT MARKED H SERVICES PART(S) MARKED H
	J		KIT MARKED J SERVICES PART(S) MARKED J
	M		METRIC PART
	Y		SEPARATE ILLUSTRATION

#M00960880311

487-6240: MOTOR GP-SWING

MOTOR GP-SWING

487-6240 MOTOR GP-SWING
PART OF 522-1623 MOTOR & MTG GP-SWING

i07454413 M0096088

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Parts for your 310 MINI HYD EXCAVATOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	559-4160	[1]	SHAFT
2.	559-4161	[1]	KIT-BEARING
			(INCLUDES PARTS MARKED "J" IN THE GRAPHIC)
3.	559-4162	[1]	KIT-ROTATING
4.	559-4163	[1]	RING
5.	559-4164	[1]	KIT-DISTRIBUTOR
			(INCLUDES PARTS MARKED "L" IN THE GRAPHIC)
6.	559-4898	[1]	KIT-SEAL
			(INCLUDES O-RINGS)
7.	559-4192	[1]	KIT-SEAL
			(INCLUDES PARTS MARKED "N" IN THE GRAPHIC)
8.	564-7855	[1]	KIT-BRAKE
			(INCLUDES PARTS MARKED "K" IN THE GRAPHIC)
9.	8T-1447 M	[8]	BOLT-SOCKET HEAD (M16X2X70-MM)
10.	101-7398 M	[6]	BOLT-SOCKET HEAD (M10X1.5X40-MM)
11.	8T-1158 M	[24]	BOLT-SOCKET HEAD (M8X1.25X20-MM)
12.	7X-2906	[2]	PIN
	M		METRIC PART

#M00960880312

569-9446: MOTOR GP-SWING

MOTOR GP-SWING

569-9446 MOTOR GP-SWING
PART OF 522-1623 MOTOR & MTG GP-SWING

i07635843 M0096088

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Parts for your 310 MINI HYD EXCAVATOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	559-4160	[1]	SHAFT
2.	559-4161	[1]	KIT-BEARING
			(INCLUDES PARTS MARKED "J" IN THE GRAPHIC)
3.	559-4162	[1]	KIT-ROTATING
4.	559-4163	[1]	RING
5.	559-4164	[1]	KIT-DISTRIBUTOR
			(INCLUDES PARTS MARKED "L" IN THE GRAPHIC)
6.	559-4898	[1]	KIT-SEAL
			(INCLUDES O-RINGS)
7.	559-4192	[1]	KIT-SEAL
			(INCLUDES PARTS MARKED "N" IN THE GRAPHIC)
8.	564-7855	[1]	KIT-BRAKE
			(INCLUDES PARTS MARKED "K" IN THE GRAPHIC)
9.	8T-1447 M	[8]	BOLT-SOCKET HEAD (M16X2X70-MM)
10.	101-7398 M	[6]	BOLT-SOCKET HEAD (M10X1.5X40-MM)
11.	8T-1158 M	[24]	BOLT-SOCKET HEAD (M8X1.25X20-MM)
12.	7X-2906	[2]	PIN
	M		METRIC PART

#M00960880313

540-6334: MOUNTING GP-CYLINDER

MOUNTING GP-CYLINDER

540-6334 MOUNTING GP-CYLINDER
PART OF 540-6735 THUMB AR
AN ATTACHMENT

i07488382 M0096088

5406334 MOUNTING GP-CYLINDER Parts scheme

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Parts for your 310 MINI HYD EXCAVATOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	305-6795	[1]	PIN
2.	3B-8489	[2]	FITTING-GREASE (1/8-27 PTF)
3.	540-6736	[1]	PIN
4.	540-6737	[1]	PIN
5.	6V-7687 M	[2]	LOCKNUT (M12X1.75-THD)
6.	6V-9189 M	[2]	LOCKNUT (M8X1.25-THD)
7.	8T-5001 M	[1]	BOLT (M12X1.75X130-MM)
8.	8T-6868 M	[1]	BOLT (M12X1.75X80-MM)
9.	8T-6869 M	[2]	BOLT (M8X1.25X60-MM)
10.	9R-4066	[4]	WASHER (61X98X4-MM THK)
11.	9R-8390 B	[2]	SPACER (61X98X1-MM THK)
	B		USE AS REQUIRED
	M		METRIC PART

#M00960880314

523-2367: PLUG & FASTENER GP-AUX LINES

PLUG & FASTENER GP-AUX LINES

523-2367 PLUG & FASTENER GP-AUX LINES
PART OF 562-9160 STICK & CONTROL AR-AUXILIARY
FOR USE WITH @@@@@520-0773@@@@@
AN ATTACHMENT

i07495474 M0096088

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Parts for your 310 MINI HYD EXCAVATOR:

CATERPILLAR SIS

Part No	Qty	Parts name
518-8461 Y	[1]	FASTENER GP-LINES (WITHOUT AUXILIARY)
528-4099 Y	[1]	PLUG GP-HYDRAULIC LINES
Y		SEPARATE ILLUSTRATION

#M00960880315

518-7521: PLUG GP-HYDRAULIC LINES

PLUG GP-HYDRAULIC LINES

518-7521 PLUG GP-HYDRAULIC LINES
PART OF 512-2522 FRAME AR-UNDERCARRIAGE
AN ATTACHMENT

i07468763 M0096088

5187521 PLUG GP-HYDRAULIC LINES Parts scheme

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Parts for your 310 MINI HYD EXCAVATOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.		[2]	PLUG AS
			(EACH INCLUDES)
	3D-2824	[1]	SEAL-O-RING
	9S-4183	[1]	PLUG (1-1/16-12-THD)

#M00960880316

528-4099: PLUG GP-HYDRAULIC LINES

PLUG GP-HYDRAULIC LINES

528-4099 PLUG GP-HYDRAULIC LINES
PART OF 523-2367 PLUG & FASTENER GP-AUX LINES
AN ATTACHMENT

i07489036 M0096088

5284099 PLUG GP-HYDRAULIC LINES Parts scheme

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Parts for your 310 MINI HYD EXCAVATOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.		[4]	PLUG AS
			(EACH INCLUDES)
	3D-2824	[1]	SEAL-O-RING
	9S-4183	[1]	PLUG (1-1/16-12-THD)
2.	164-4180	[1]	PLUG AS
	7M-8485	[1]	SEAL-O-RING
	9S-4181	[1]	PLUG (1-5/16-12-THD)

#M00960880317

542-1250: PLUG GP-HYDRAULIC LINES

PLUG GP-HYDRAULIC LINES

542-1250 PLUG GP-HYDRAULIC LINES
PART OF 520-0768, 556-0461 LINES AR-AUXILIARY HYDRAULIC
AN ATTACHMENT

i07489055 M0096088

5421250 PLUG GP-HYDRAULIC LINES Parts scheme

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Parts for your 310 MINI HYD EXCAVATOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.		[2]	PLUG AS
			(EACH INCLUDES)
	3D-2824	[1]	SEAL-O-RING
	9S-4183	[1]	PLUG (1-1/16-12-THD)

#M00960880318

515-0454: PUMP & MTG GP-HYDRAULIC

PUMP & MTG GP-HYDRAULIC

515-0454 PUMP & MTG GP-HYDRAULIC
PART OF 514-3239 HYDRAULIC AR
AN ATTACHMENT

i07496646 M0096088

5150454 PUMP & MTG GP-HYDRAULIC Parts scheme

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Parts for your 310 MINI HYD EXCAVATOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	487-6203 Y	[1]	PUMP GP-PISTON
2.	8T-7971	[4]	WASHER-HARD (13.5X25.5X5-MM THK)
3.	3K-0715	[1]	SEAL-O-RING
4.	487-6229 Y	[1]	PUMP GP-MAIN HYDRAULIC
5.	8T-4223	[2]	WASHER-HARD (13.5X25.5X3-MM THK)
6.	8T-4956 M	[2]	BOLT (M12X1.75X35-MM)
7.	438-9259 M	[4]	BOLT-12 POINT HEAD (M12X1.75X45-MM)
	M		METRIC PART
	Y		SEPARATE ILLUSTRATION

#M00960880319

515-0453: PUMP & MTG GP-MAIN HYDRAULIC

PUMP & MTG GP-MAIN HYDRAULIC

515-0453 PUMP & MTG GP-MAIN HYDRAULIC
PART OF 514-3229 CONTROL AR-HYDRAULIC, 514-3234, 516-4715, 520-0773 HYDRAULIC AR
AN ATTACHMENT

i07496591 M0096088

5150453 PUMP & MTG GP-MAIN HYDRAULIC Parts scheme

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Parts for your 310 MINI HYD EXCAVATOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	487-6223 Y	[1]	PUMP GP-MAIN HYDRAULIC
2.	8T-7971	[4]	WASHER-HARD (13.5X25.5X5-MM THK)
3.	3D-2824	[1]	SEAL-O-RING
4.	8I-6435	[1]	PLUG-DRAIN
5.	438-9259 M	[4]	BOLT-12 POINT HEAD (M12X1.75X45-MM)
	M		METRIC PART
	Y		SEPARATE ILLUSTRATION

Information:

HYDRAULIC SYSTEM

MOTOR GP

Systems Operation

Travel System
307.5, 308, 308.5, 309, and 310 Mini Hydraulic Excavator Machine System

Travel Motor
307.5, 308, 308.5, 309, and 310 Mini Hydraulic Excavator Machine System

Displacement Change Valve
307.5, 308, 308.5, 309, and 310 Mini Hydraulic Excavator Machine System

Travel Counterbalance Valve
307.5, 308, 308.5, 309, and 310 Mini Hydraulic Excavator Machine System

Relief Valve (Crossover)
307.5, 308, 308.5, 309, and 310 Mini Hydraulic Excavator Machine System

Swing Hydraulic System
307.5, 308, 308.5, 309, and 310 Mini Hydraulic Excavator Machine System

Swing Motor
307.5, 308, 308.5, 309, and 310 Mini Hydraulic Excavator Machine System

Reuse And Salvage Guidelines

Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 9, 10, and 11) {5061, 506G, 5073}
Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 9, 10, and 11) {5061, 506G, 5073}

Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 1, 2, and 3) {5061, 5073}
Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 1, 2, and 3) {5061, 5073}

General Reuse and Salvage Guideline for Hydraulic Piston Pumps and Motors {5058, 5070}
General Reuse and Salvage Guideline for Hydraulic Piston Pumps and Motors {5058, 5070}

Testing and Adjusting

Travel on Level Ground - Test
307.5, 308, 308.5, 309, and 310 Mini Hydraulic Excavator Machine System

Travel on Level Ground - Test - Optional Test
307.5, 308, 308.5, 309, and 310 Mini Hydraulic Excavator Machine System

Swing Speed and Overswing on Level Ground - Check
307.5, 308, 308.5, 309, and 310 Mini Hydraulic Excavator Machine System

Swing Speed and Swing Drift on a Slope - Check
307.5, 308, 308.5, 309, and 310 Mini Hydraulic Excavator Machine System

Machine Drift on a Slope - Check
307.5, 308, 308.5, 309, and 310 Mini Hydraulic Excavator Machine System

Troubleshooting

Cooling Fan Is Always ON
C3.3B and C3.8 Engines for Caterpillar Built Machines

Disassembly and Assembly

Final Drive and Travel Motor - Disassemble
307.5, 308, 308.5, 309, and 310 Mini Hydraulic Excavator Machine Systems

Final Drive and Travel Motor - Assemble
307.5, 308, 308.5, 309, and 310 Mini Hydraulic Excavator Machine Systems

Swing Motor - Remove and Install
307.5, 308, 308.5, 309, and 310 Mini Hydraulic Excavator Machine Systems

Final Drive and Travel Motor - Install
307.5, 308, 308.5, 309, and 310 Mini Hydraulic Excavator Machine Systems

Final Drive and Travel Motor - Remove
307.5, 308, 308.5, 309, and 310 Mini Hydraulic Excavator Machine Systems

Caterpillar Parts SIS Catalog 310 :

522-1623 MOTOR & MTG GP-SWING

557-9339 MANIFOLD & SOLENOID GP-CONTROL

512-2547 LINES GP-TRAVEL MOTOR

553-9337 LINES GP-SWIVEL

512-2549 LINES GP-SWIVEL

570-4264 LINES GP-SWING MOTOR

512-5202 LINES GP-SWING MOTOR

487-6240 MOTOR GP-SWING

569-9446 MOTOR GP-SWING

540-6334 MOUNTING GP-CYLINDER

523-2367 PLUG & FASTENER GP-AUX LINES

518-7521 PLUG GP-HYDRAULIC LINES

528-4099 PLUG GP-HYDRAULIC LINES

542-1250 PLUG GP-HYDRAULIC LINES

515-0454 PUMP & MTG GP-HYDRAULIC