515-5487 CYLINDER & LINES GP-STICK 90-MM (3.5-IN) BORE X 885-MM (35-IN) STROKE PART OF 514-8066 LINES AR-STICK AN ATTACHMENT 307.5

HYDRAULIC SYSTEM

CYLINDER GP

0. 515-5487 CYLINDER &
1. 515-5488 CYLINDER &
2. 374-1857 CYLINDER G
3. 485-5289 CYLINDER G

FILTER GP

4. 515-3268 FILTER GP-

CYLINDER GP

5. 550-1905 GUARD AS-B

HYDRAULIC GP

6. 514-3232 HYDRAULIC
7. 514-3237 HYDRAULIC
8. 516-4711 HYDRAULIC
9. 517-8130 HYDRAULIC
0. INFORMATION

MINI HYD EXCAVATOR 307.5 MINI HYD EXCAVATOR GW7
307.5 Mini Hydraulic Excavator GW700001-UP (MACHINE) POWERED BY C2.4 Engine M0096100 307.5 GW7 (2018)

HYDRAULIC SYSTEM

CYLINDER GP

520-5009 CYLINDER & LINES GP-BUCKET

514-8053 CYLINDER & LINES GP-HYDRAULIC

515-5487 CYLINDER & LINES GP-STICK

515-5488 CYLINDER & LINES GP-STICK

374-1857 CYLINDER GP-BLADE

485-5289 CYLINDER GP-COUPLER

#M00961000250

515-5487: CYLINDER & LINES GP-STICK

CYLINDER & LINES GP-STICK

515-5487 CYLINDER & LINES GP-STICK
90-MM (3.5-IN) BORE X 885-MM (35-IN) STROKE
PART OF 514-8066 LINES AR-STICK
AN ATTACHMENT

i07478102 M0096100

5155487 CYLINDER & LINES GP-STICK Parts scheme

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Parts for your 307.5 MINI HYD EXCAVATOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name	Comments
			(NO BREAKDOWN OF SERVICEABLE PARTS AVAILABLE AT TIME OF PUBLICATION)

#M00961000251

515-5488: CYLINDER & LINES GP-STICK

CYLINDER & LINES GP-STICK

515-5488 CYLINDER & LINES GP-STICK
90-MM (3.5-IN) BORE X 885-MM (35-IN) STROKE
PART OF 514-8071 LINES AR-STICK
AN ATTACHMENT

i07478145 M0096100

5155488 CYLINDER & LINES GP-STICK Parts scheme

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Parts for your 307.5 MINI HYD EXCAVATOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name	Comments
			(NO BREAKDOWN OF SERVICEABLE PARTS AVAILABLE AT TIME OF PUBLICATION)

#M00961000252

374-1857: CYLINDER GP-BLADE

CYLINDER GP-BLADE

374-1857 CYLINDER GP-BLADE
120-MM (4.8-IN) BORE X 157-MM (6.2-IN) STROKE
PART OF 554-1079 BLADE AR, 512-2523, 562-4367, 562-4370 BLADE AR-STRAIGHT
AN ATTACHMENT

i04550471 M0096100

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Parts for your 307.5 MINI HYD EXCAVATOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	392-4598	[1]	ROD AS
2.	392-4599	[1]	HEAD
3.	392-4600	[1]	CYLINDER AS
4.	418-5329	[1]	PISTON
5.	418-5330	[1]	KIT-SEAL (CYLINDER HEAD)
			(INCLUDES LIP SEAL, RETAINING RINGS, O-RING SEALS, SEAL AS, BUFFER RING, BEARING & BACKUP RING)
6.	418-5332	[1]	KIT-PISTON SEAL (BLADE CYLINDER)
			(INCLUDES DUST RINGS, GUIDE RINGS & SEAL AS)
7.	418-5333	[1]	KIT-PISTON (BLADE CYLINDER)
			(INCLUDES STEEL BALL & PLATE)
8.	418-5334	[1]	KIT-BUSHING (BLADE CYLINDER)
			(INCLUDES BUSHINGS & WIPER SEALS)
9.	096-3216 M	[1]	SETSCREW-SOCKET (M12X1.75X12-MM)
10.	452-2753	[1]	FITTING-GREASE
11.	418-5335	[1]	NUT
	M		METRIC PART

#M00961000253

485-5289: CYLINDER GP-COUPLER

CYLINDER GP-COUPLER

485-5289 CYLINDER GP-COUPLER
PART OF 485-5245 LOCK GP-QUICK COUPLER
AN ATTACHMENT

i07307740 M0096100

4855289 CYLINDER GP-COUPLER Parts scheme

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Parts for your 307.5 MINI HYD EXCAVATOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	216-9060	[1]	PLUG
2.	361-1128	[1]	SEAL
3.	361-1140	[1]	PISTON
4.	479-0646 N	[1]	VALVE AS-COUNTERBALANCE
5.	485-5284	[1]	KIT-SEAL
			(INCLUDES PARTS MARKED J IN THE GRAPHICS)
6.	485-5285	[1]	PISTON
7.	485-5286	[1]	ROD AS
8.	4D-2297	[1]	SEAL-O-RING
9.	6V-5192 M	[1]	BOLT-SOCKET HEAD (M8X1.25X30-MM)

			AVAILABLE REPAIR KIT(S):
	499-9314 N	[1]	KIT-SEAL (COUNTERBALANCE VALVE)
			(INCLUDES RING-BACK UPS & O-RING SEALS)
	M		METRIC PART
	N		KIT MARKED N SERVICES PART(S) MARKED N

#M00961000254

515-3268: FILTER GP-OIL

FILTER GP-OIL

515-3268 FILTER GP-OIL -HYDRAULIC FILTER
PART OF 513-1375, 551-2207 TANK & FILTER GP-HYDRAULIC

i07527455 M0096100

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Parts for your 307.5 MINI HYD EXCAVATOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	519-9926	[1]	FILTER ELEMENT AS-OIL
2.	6V-5657	[1]	SEAL-O-RING
3.	054-6854	[1]	SEAL-O-RING
4.	105-3484 M	[4]	BOLT-SOCKET HEAD (M10X1.5X25-MM)
5.	549-2188	[1]	COVER AS-FILTER
	M		METRIC PART

#M00961000255

550-1905: GUARD AS-BLADE CYLINDER

GUARD AS-BLADE CYLINDER

550-1905 GUARD AS-BLADE CYLINDER
PART OF 554-1079 BLADE AR, 512-2523, 562-4367, 562-4370 BLADE AR-STRAIGHT
AN ATTACHMENT

i07473682 M0096100

5501905 GUARD AS-BLADE CYLINDER Parts scheme

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Parts for your 307.5 MINI HYD EXCAVATOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	550-1904	[1]	GUARD AS-CYLINDER
2.	8T-4192 M	[3]	BOLT (M12X1.75X25-MM)
3.	8T-4223	[3]	WASHER-HARD (13.5X25.5X3-MM THK)
	M		METRIC PART

#M00961000256

514-3232: HYDRAULIC AR

HYDRAULIC AR

514-3232 HYDRAULIC AR -2ND AUXILIARY
PART OF 562-9165, 562-9469, 562-9471 STICK & CONTROL AR-AUXILIARY
FOR USE WITH @@@@@520-0797@@@@@, @@@@@520-0818@@@@@
AN ATTACHMENT

i07496686 M0096100

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Parts for your 307.5 MINI HYD EXCAVATOR:

CATERPILLAR SIS

Part No	Qty	Parts name
551-4077 Y	[1]	FILM GP (AUXILIARY)
566-9891 Y	[1]	FILM GP (1-WAY, 2-WAY)
575-4702 Y	[1]	LINES GP-CONTROL
513-9188 Y	[1]	LINES GP-FRONT (AUXILIARY)
513-9197 Y	[1]	LINES GP-FRONT (2ND AUXILIARY)
556-5841 Y	[1]	LINES GP-PILOT
517-8115 Y	[1]	LINES GP-PUMP
515-0451 Y	[1]	PUMP & MTG GP-MAIN HYDRAULIC
515-3526 Y	[1]	VALVE & MTG GP-BANK
511-6240 Y	[1]	WIRING GP-FRONT (FLOODLIGHT)
Y		SEPARATE ILLUSTRATION

#M00961000257

514-3237: HYDRAULIC AR

HYDRAULIC AR

514-3237 HYDRAULIC AR -AUXILIARY PUMP
FOR USE WITH @@@@@520-0763@@@@@, @@@@@520-0767@@@@@
AN ATTACHMENT

i07496675 M0096100

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Parts for your 307.5 MINI HYD EXCAVATOR:

CATERPILLAR SIS

Part No	Qty	Parts name
566-9891 Y	[1]	FILM GP
551-4078 Y	[1]	FILM GP
556-4385 Y	[1]	LINES GP-CONTROL
Y	[1]	LINES GP-FRONT
556-5841 Y	[1]	LINES GP-PILOT
520-4891 Y	[1]	LINES GP-PILOT
517-8116 Y	[1]	LINES GP-PUMP
520-5981 Y	[1]	LINES GP-RETURN
515-0452 Y	[1]	PUMP & MTG GP-MAIN HYDRAULIC
515-3526 Y	[1]	VALVE & MTG GP-BANK
516-3705 Y	[1]	VALVE & MTG GP-BANK (AUXILIARY)
511-6226 Y	[1]	WIRING GP-AUXILIARY CONTROL
511-6240 Y	[1]	WIRING GP-FRONT (FLOODLIGHT)
Y		SEPARATE ILLUSTRATION

#M00961000258

516-4711: HYDRAULIC AR

HYDRAULIC AR

516-4711 HYDRAULIC AR -1-WAY
PART OF 562-4903, 562-4904, 562-9472 STICK & CONTROL AR-AUXILIARY, 562-9151 STICK AR
FOR USE WITH @@@@@520-0763@@@@@, @@@@@520-0767@@@@@
AN ATTACHMENT

i07488957 M0096100

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Parts for your 307.5 MINI HYD EXCAVATOR:

CATERPILLAR SIS

Part No	Qty	Parts name
566-9891 Y	[1]	FILM GP
575-4702 Y	[1]	LINES GP-CONTROL
517-2909 Y	[1]	LINES GP-FRONT (AUXILIARY, 1-WAY FLOW)
556-5841 Y	[1]	LINES GP-PILOT
517-8115 Y	[1]	LINES GP-PUMP
515-0451 Y	[1]	PUMP & MTG GP-MAIN HYDRAULIC
515-3526 Y	[1]	VALVE & MTG GP-BANK
511-6240 Y	[1]	WIRING GP-FRONT (FLOODLIGHT)
Y		SEPARATE ILLUSTRATION

#M00961000259

517-8130: HYDRAULIC AR

HYDRAULIC AR

517-8130 HYDRAULIC AR
PART OF 512-1398 COMMON AR

i07451425 M0096100

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Parts for your 307.5 MINI HYD EXCAVATOR:

CATERPILLAR SIS

Part No	Qty	Parts name
517-8113 Y	[1]	LINES GP-RETURN
548-5838 Y	[1]	LINES GP-SWING MOTOR
522-1622 Y	[1]	MOTOR & MTG GP-SWING
512-1569 Y	[1]	TANK & MTG GP-HYDRAULIC
Y		SEPARATE ILLUSTRATION

Information:

HYDRAULIC SYSTEM

CYLINDER GP

Special Instruction

Hydraulic Cylinder Repair Process {7562}
Hydraulic Cylinder Repair Process {7562}

Hydraulic Cylinder Honing {7562}
Hydraulic Cylinder Honing {7562}

Procedure to Test the Position Sensor of a Hydraulic Cylinder {1439, 7562}
Procedure to Test the Position Sensor of a Hydraulic Cylinder {1439, 7562}

Systems Operation

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

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

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

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

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

Reuse And Salvage Guidelines

Testing Hydraulic Cylinders Using the <NOBR>188-3926</NOBR> Caterpillar Cylinder Tester and the <NOBR> 9U-6803</NOBR> Caterpillar Cylinder Tester {0784, 7562}
Testing Hydraulic Cylinders Using the 188-3926 Caterpillar Cylinder Tester and the 9U-6803 Caterpillar Cylinder Tester {0784, 7562}

Hydraulic Cylinder Repair Process {7562}
Hydraulic Cylinder Repair Process {7562}

Hydraulic Cylinder Honing {7562}
Hydraulic Cylinder Honing {7562}

Hydraulic Cylinder Seal Failure Analysis {7555, 7562}
Hydraulic Cylinder Seal Failure Analysis {7555, 7562}

Inspection and Salvage of Hydraulic Cylinder Components {7562}
Inspection and Salvage of Hydraulic Cylinder Components {7562}

Measuring Bores and Installing Seals in Standard and Oversized Hydraulic Cylinders {5100, 7562}
Measuring Bores and Installing Seals in Standard and Oversized Hydraulic Cylinders {5100, 7562}

Machining the O-ring Groove into the Face of Oversized Bolted Head Hydraulic Cylinders {0677, 5100, 7562}
Machining the O-ring Groove into the Face of Oversized Bolted Head Hydraulic Cylinders {0677, 5100, 7562}

Contamination Control Guidelines

Hydraulic Cylinder Honing {7562}
Hydraulic Cylinder Honing {7562}

Applied Failure Analysis

Hydraulic Cylinder Seal Failure Analysis {7555, 7562}
Hydraulic Cylinder Seal Failure Analysis {7555, 7562}

Testing and Adjusting

Cylinder Drift - Check
307.5, 308, 308.5, 309, and 310 Mini Hydraulic Excavator Machine System

Cylinder Speed - Check
307.5, 308, 308.5, 309, and 310 Mini Hydraulic Excavator Machine System

Bench Test Procedures

Disassembly and Assembly

Offset Boom Cylinder - Remove and Install
307.5, 308, 308.5, 309, and 310 Mini Hydraulic Excavator Machine Systems

Blade Cylinder - Remove and Install
307.5, 308, 308.5, 309, and 310 Mini Hydraulic Excavator Machine Systems

Bucket Cylinder - Remove and Install
307.5, 308, 308.5, 309, and 310 Mini Hydraulic Excavator Machine Systems

Stick Cylinder - Remove and Install
307.5, 308, 308.5, 309, and 310 Mini Hydraulic Excavator Machine Systems

Stick Cylinder - Disassemble
307.5, 308, 308.5, 309, and 310 Mini Hydraulic Excavator Machine Systems

Stick Cylinder - Assemble
307.5, 308, 308.5, 309, and 310 Mini Hydraulic Excavator Machine Systems

Boom Cylinder - Remove and Install
307.5, 308, 308.5, 309, and 310 Mini Hydraulic Excavator Machine Systems

Caterpillar Parts SIS Catalog 307.5 :

514-8053 CYLINDER & LINES GP-HYDRAULIC

520-5009 CYLINDER & LINES GP-BUCKET

524-0075 CYLINDER & LINES GP-BOOM

524-0074 CYLINDER & LINES GP-BOOM

541-4575 CONTROL AR-HYDRAULIC

541-4574 CONTROL AR-HYDRAULIC

541-4573 CONTROL AR-HYDRAULIC

514-3227 CONTROL AR-HYDRAULIC

515-5488 CYLINDER & LINES GP-STICK

374-1857 CYLINDER GP-BLADE

485-5289 CYLINDER GP-COUPLER

515-3268 FILTER GP-OIL

550-1905 GUARD AS-BLADE CYLINDER

514-3232 HYDRAULIC AR

514-3237 HYDRAULIC AR

516-4711 HYDRAULIC AR