272-6955 PUMP GP-MAIN HYDRAULIC -DOUBLE S/N A6F1-2243; A8F1-3348 PART OF 279-7869 PUMP & MTG GP-MAIN HYDRAULIC Type 2 320D

HYDRAULIC SYSTEM

PUMP GP

0. 272-6955 PUMP GP-MA
1. 272-6955 PUMP GP-MA

FILTER GP

2. 259-0922 SCREEN GP-

SWIVEL GP

3. 234-4440 SWIVEL GP

TANK GP

4. 239-1711 TANK & FIL
5. 239-1711 TANK & FIL
6. 239-1710 TANK & MTG

LINES GP-HYDRAULIC

7. 240-3881 VALVE & LI

VALVE GP-CONTROL

8. 255-5713 VALVE & MT
9. 255-5716 VALVE & MT
0. INFORMATION

EXCAVATOR 320D EXCAVATOR A6F
320D & 320D L Excavators A6F00001-UP (MACHINE) POWERED BY C6.4 Engine SEBP4954 320D A6F (2007)

HYDRAULIC SYSTEM

PUMP GP

279-7870 COUPLING GP-PUMP

256-0093 HEAD GP-PUMP

256-0096 HEAD GP-PUMP

279-7869 PUMP & MTG GP-MAIN HYDRAULIC

341-2860 PUMP GP-GEAR

272-6955 PUMP GP-MAIN HYDRAULIC

#SEBP49540660

272-6955: PUMP GP-MAIN HYDRAULIC

PUMP GP-MAIN HYDRAULIC

272-6955 PUMP GP-MAIN HYDRAULIC -DOUBLE
S/N A6F1-2243; A8F1-3348
PART OF 279-7869 PUMP & MTG GP-MAIN HYDRAULIC
Type 2

i03869975 SEBP4954

2726955 PUMP GP-MAIN HYDRAULIC Parts scheme

For full view, you need register

Parts for your 320D EXCAVATOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	4I-1022	[2]	ORIFICE
2.	7Y-4215	[2]	SPACER
3.	096-3983	[1]	RING-RETAINING
4.	118-4057	[18]	SPRING
5.	126-2016 J	[1]	PUMP GP-GEAR (PILOT)
	9T-0835	[1]	RING-RETAINING
6.	129-7859	[2]	SET-BEARING
7.	129-7863	[1]	COVER
8.	129-7921	[2]	RING-RETAINING
9.	129-7927	[2]	BEARING
10.	129-7979	[4]	DOWEL
11.	150-5782	[2]	COVER
12.	173-3427	[2]	GUIDE-BALL
13.	173-3473	[2]	PLATE
14.	173-3496	[1]	BARREL AS
			(INCLUDES VALVE PLATE)
15.	173-3498	[1]	BARREL AS
			(INCLUDES VALVE PLATE)
16.	177-2470	[1]	COVER
17.	177-2471	[1]	COVER
18.	179-9763	[1]	FLANGE
19.	191-5709	[2]	PISTON AS
20.	192-0573	[4]	PIN-DOWEL
21.	189-9763	[8]	SEAL-O-RING
22.	200-3333	[1]	HEAD-PUMP
23.	200-3334	[1]	COVER
24.	341-2831 C	[1]	SHAFT-DRIVE
25.	341-2834 C	[1]	SHAFT-DRIVEN
26.	341-2840 C	[1]	CASE
27.	129-7857	[1]	GASKET
28.	129-7855	[1]	GASKET
29.	341-2862	[1]	SEAL-LIP TYPE
30.	373-9516	[2]	SWASHPLATE AS
			(EACH INCLUDES)
	094-1875	[1]	DOWEL
	173-3428	[1]	BUSHING
	242-6803	[2]	PIN-DOWEL
31.	373-9518	[4]	BEARING AS (ROCKER)
32.	247-8920	[2]	ORIFICE
33.	247-8782	[1]	BODY
34.	256-0093 Y	[1]	HEAD GP-PUMP (DRIVE)
35.	256-0096 Y	[1]	HEAD GP-PUMP (DRIVEN)
36.	095-0929 C	[2]	RING-RETAINING (EXTERNAL)
37.	094-1875	[6]	DOWEL
38.	094-1882	[16]	PLUG
39.	095-0946	[2]	RING-RETAINING
40.	341-2839 C	[2]	GEAR (50-TEETH)
41.	096-3944	[1]	SEAL-O-RING
42.	273-8314	[1]	SEAL-O-RING
43.	190-4896	[2]	PLUG
44.	193-1736	[4]	SEAL-O-RING
45.	3K-0360	[2]	SEAL-O-RING
46.	7M-8485	[2]	SEAL-O-RING
47.	7X-2557 M	[1]	BOLT (M16X2X140-MM)
48.	8J-4645	[2]	PLUG (STRAIGHT THREAD O-RING)
49.	273-8315	[2]	SEAL-O-RING
50.	8T-4136 M	[18]	BOLT (M10X1.5X25-MM)
51.	8T-4137 M	[2]	BOLT (M10X1.5X20-MM)
52.	8T-4139 M	[10]	BOLT (M12X1.75X30-MM)
53.	8T-4140 M	[4]	BOLT (M16X2X60-MM)
54.	8T-4175 M	[2]	BOLT (M16X2X90-MM)
55.	8T-4176 M	[2]	BOLT (M12X1.75X90-MM)
56.	8T-4192 M	[10]	BOLT (M12X1.75X25-MM)
57.	8T-4196 M	[2]	BOLT (M10X1.5X35-MM)
58.	9S-4185	[2]	PLUG (3/4-16-THD)

			AVAILABLE REPAIR KIT(S):
	250-2503 J	[1]	KIT-SEAL (PILOT GEAR PUMP)
			(INCLUDES 2 GASKETS, LIP SEAL, SEAL & RETAINING RING)
	C		CHANGE FROM PREVIOUS TYPE
	J		KIT MARKED J SERVICES PART(S) MARKED J
	M		METRIC PART
	Y		SEPARATE ILLUSTRATION

#SEBP49540661

272-6955: PUMP GP-MAIN HYDRAULIC

PUMP GP-MAIN HYDRAULIC

272-6955 PUMP GP-MAIN HYDRAULIC -DOUBLE
S/N A6F2244-UP; A8F3349-UP
PART OF 279-7869 PUMP & MTG GP-MAIN HYDRAULIC

i05272442 SEBP4954

For full view, you need register

Parts for your 320D EXCAVATOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	4I-1022	[2]	ORIFICE
2.	7Y-4215	[2]	SPACER
3.	096-3983	[1]	RING-RETAINING
4.	118-4057	[18]	SPRING
5.	341-2860 CY	[1]	PUMP GP-GEAR
6.	129-7859	[2]	SET-BEARING
7.	129-7863	[1]	COVER
8.	129-7921	[2]	RING-RETAINING
9.	129-7927	[2]	BEARING
10.	129-7979	[4]	DOWEL
11.	150-5782	[2]	COVER
12.	173-3427	[2]	GUIDE-BALL
13.	129-7853	[2]	PLATE
14.	173-3496	[1]	BARREL AS (DRIVE)
15.	173-3498	[1]	BARREL AS (DRIVEN)
16.	177-2470	[1]	COVER
17.	177-2471	[1]	COVER
18.	179-9763	[1]	FLANGE
19.	392-6626	[2]	PISTON AS
20.	192-0573	[4]	PIN-DOWEL
21.	189-9763	[8]	SEAL-O-RING
22.	200-3333	[1]	HEAD-PUMP
23.	200-3334	[1]	COVER
24.	341-2831	[1]	SHAFT-DRIVE
25.	341-2834	[1]	SHAFT-DRIVEN
26.	341-2840	[1]	CASE
27.	129-7857	[1]	GASKET
28.	129-7855	[1]	GASKET
29.	341-2862	[1]	SEAL-LIP TYPE
30.	373-9516	[2]	SWASHPLATE AS
			(EACH INCLUDES)
	094-1875	[1]	DOWEL
	173-3428	[1]	BUSHING
	242-6803	[2]	PIN-DOWEL
31.	373-9518	[4]	BEARING AS
32.	247-8920	[2]	ORIFICE
33.	247-8782	[1]	BODY
34.	256-0093 Y	[1]	HEAD GP-PUMP (DRIVE)
35.	256-0096 Y	[1]	HEAD GP-PUMP (DRIVEN)
36.	095-0929	[2]	RING-RETAINING (EXTERNAL)
37.	094-1875	[6]	DOWEL
38.	094-1882	[16]	PLUG
39.	095-0946	[2]	RING-RETAINING
40.	341-2839	[2]	GEAR (50-TEETH)
41.	096-3944	[1]	SEAL-O-RING
42.	273-8314	[1]	SEAL-O-RING
43.	190-4896	[2]	PLUG
44.	193-1736	[4]	SEAL-O-RING
45.	3K-0360	[2]	SEAL-O-RING
46.	7M-8485	[2]	SEAL-O-RING
47.	7X-2557 M	[1]	BOLT (M16X2X140-MM)
48.	8J-4645	[2]	PLUG (STRAIGHT THREAD O-RING)
49.	273-8315	[2]	SEAL-O-RING
50.	8T-4136 CM	[20]	BOLT (M10X1.5X25-MM)
52.	8T-4139 M	[10]	BOLT (M12X1.75X30-MM)
53.	8T-4140 M	[4]	BOLT (M16X2X60-MM)
54.	8T-4175 M	[2]	BOLT (M16X2X90-MM)
55.	8T-4176 M	[2]	BOLT (M12X1.75X90-MM)
56.	8T-4192 M	[10]	BOLT (M12X1.75X25-MM)
57.	8T-4196 M	[2]	BOLT (M10X1.5X35-MM)
58.	9S-4185	[2]	PLUG (3/4-16-THD)
	C		CHANGE FROM PREVIOUS TYPE
	M		METRIC PART
	Y		SEPARATE ILLUSTRATION

#SEBP49540662

259-0922: SCREEN GP-HYDRAULIC

SCREEN GP-HYDRAULIC

259-0922 SCREEN GP-HYDRAULIC -TANK
S/N A6F1-UP; A8F1-UP
PART OF 239-1711 TANK & FILTER GP-HYDRAULIC

i02346889 SEBP4954

2590922 SCREEN GP-HYDRAULIC Parts scheme

For full view, you need register

Parts for your 320D EXCAVATOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	259-0918	[1]	GUIDE
2.	095-6639	[1]	SPRING
3.	8T-4133 M	[2]	NUT (M10X1.5-THD)
4.	129-7784	[1]	ROD
5.	209-6000	[1]	SCREEN AS (HYDRAULIC TANK)
6.	5H-5672	[1]	SEAL-O-RING
	M		METRIC PART

#SEBP49540663

234-4440: SWIVEL GP

SWIVEL GP

234-4440 SWIVEL GP
S/N A6F1-UP; A8F1-UP
PART OF 239-1716, 239-1717 LINES GP-TRAVEL MOTOR

i02497047 SEBP4954

For full view, you need register

Parts for your 320D EXCAVATOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	7I-7131	[1]	RETAINER
2.	7Y-4817	[1]	COVER
3.	159-7782	[5]	SEAL
4.	225-4548	[1]	HOUSING
5.	225-4549	[1]	ROTOR
6.	095-1625	[3]	SEAL-O-RING
7.	095-1716	[1]	SEAL-O-RING
8.	453-3454	[2]	WASHER-HARD (11X21X2.5-MM THK)
9.	455-3798 M	[6]	BOLT (M10X1.5X25-MM)
10.	8T-6759	[1]	PLUG-PIPE
	M		METRIC PART

#SEBP49540664

239-1711: TANK & FILTER GP-HYDRAULIC

TANK & FILTER GP-HYDRAULIC

239-1711 TANK & FILTER GP-HYDRAULIC
S/N A6F1-1447; A8F1-2141
210-L (55.5-US GAL)
PART OF 239-1710 TANK & MTG GP-HYDRAULIC
REPLACED BY 456-2227 TANK & FILTER GP-HYDRAULIC

i02778117 SEBP4954

2391711 TANK & FILTER GP-HYDRAULIC Parts scheme

For full view, you need register

Parts for your 320D EXCAVATOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	4B-7739	[1]	PLUG-DRAIN (HYDRAULIC OIL)
2.	342-2924	[1]	SENDER AS-TEMPERATURE (HYDRAULIC OIL)
	095-7930 M	[2]	SCREW-MACHINE (M4X0.7X6-MM)
	095-0826	[2]	LOCKWASHER
3.	4J-5267	[1]	SEAL-O-RING
4.	8H-9819	[1]	ADAPTER-PLUG
5.	095-1608	[1]	SEAL-O-RING
6.	213-0677	[1]	SWITCH AS-LIQUID LEVEL (HYDRAULIC OIL)
	9X-3401	[2]	PIN-CONNECTOR (16-GA TO 18-GA)
	102-8802	[1]	KIT-RECEPTACLE (2-PIN)
			(INCLUDES RECEPTACLE AS & WEDGE)
7.	227-0590	[1]	BREATHER (HYDRAULIC TANK)
8.	227-0620 Y	[1]	GAUGE GP-SIGHT (HYDRAULIC OIL LEVEL)
9.	9X-8256	[4]	WASHER (6.6X12X2-MM THK)
10.	245-5402	[1]	COVER AS
11.	259-0922 Y	[1]	SCREEN GP-HYDRAULIC (TANK)
12.	292-7297 C	[1]	SUPPORT AS
13.	207-6403	[1]	PLUG
14.	207-6404	[1]	WASHER (49.5X60.5X1.5-MM THK)
15.	095-1730	[1]	SEAL-O-RING
16.	275-1362	[1]	BRACKET
17.	289-8194 Y	[1]	FILTER GP-OIL (HYDRAULIC, CASE DRAIN)
18.	158-8987 CY	[1]	FILTER & VALVE GP-PILOT (HYDRAULIC OIL)
19.	164-5567	[1]	COUPLER AS-QUICK DISCONNECT (MALE)
	3J-1907	[1]	SEAL-O-RING
	6V-3965	[1]	FITTING (QUICK DISCONNECT)
20.	164-5590	[1]	VALVE AS-FLUID SAMPLING (HYDRAULIC OIL)
	3J-7354	[1]	SEAL-O-RING
	8C-3446	[1]	VALVE-SAMPLING (HYDRAULIC OIL)
21.	165-3256	[1]	PIPE AS
22.	188-4140 Y	[1]	FILTER GP-OIL (HYDRAULIC RETURN)
23.	2B-0858	[1]	PLUG-PIPE
24.	8T-7971	[2]	WASHER-HARD (13.5X25.5X5-MM THK)
25.	3D-2824	[1]	SEAL-O-RING
26.	3K-0360	[1]	SEAL-O-RING
27.	4J-0527	[1]	SEAL-O-RING
28.	5C-9553 M	[4]	BOLT (M6X1X16-MM)
29.	6D-9157	[1]	SEAL-O-RING
30.	6J-2680	[1]	SEAL-O-RING
31.	6V-0852	[1]	CAP-DUST
32.	8C-3451	[1]	CAP-DUST (HYDRAULIC OIL)
33.	8T-0267 M	[2]	BOLT-SOCKET HEAD (M6X1X12-MM)
34.	8T-4121 C	[15]	WASHER-HARD (11X21X2.5-MM THK)
35.	8T-4136 CM	[5]	BOLT (M10X1.5X25-MM)
36.	8T-4137 M	[6]	BOLT (M10X1.5X20-MM)
37.	8T-4183 M	[6]	BOLT (M12X1.75X40-MM)
38.	8T-4195 M	[4]	BOLT (M10X1.5X30-MM)
39.	8T-4223	[4]	WASHER-HARD (13.5X25.5X3-MM THK)
40.	8T-4224	[4]	WASHER-HARD (8.8X16X2-MM THK)
41.	8T-4908 M	[4]	BOLT (M8X1.25X25-MM)
	C		CHANGE FROM PREVIOUS TYPE
	M		METRIC PART
	Y		SEPARATE ILLUSTRATION

#SEBP49540665

239-1711: TANK & FILTER GP-HYDRAULIC

TANK & FILTER GP-HYDRAULIC

239-1711 TANK & FILTER GP-HYDRAULIC
S/N A6F1448-UP; A8F2142-UP
210-L (55.5-US GAL)
PART OF 239-1710 TANK & MTG GP-HYDRAULIC
REPLACED BY 456-2227 TANK & FILTER GP-HYDRAULIC

i04555688 SEBP4954

For full view, you need register

Parts for your 320D EXCAVATOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	321-8667	[1]	ADAPTER GP-PLUG (HYDRAULIC OIL)
	109-9549	[1]	SPACER (0.13-MM THK)
	321-8665	[1]	PLUG-DRAIN
	321-8666	[1]	ADAPTER
	6V-1322	[1]	BOLT (1/4-20X0.375-IN)
2.	342-2924	[1]	SENDER AS-TEMPERATURE (HYDRAULIC OIL)
	095-7930 M	[2]	SCREW-MACHINE (M4X0.7X6-MM)
	1H-4393	[2]	LOCKWASHER
3.	4J-5267	[1]	SEAL-O-RING
5.	095-1608	[1]	SEAL-O-RING
6.	213-0677	[1]	SWITCH AS-LIQUID LEVEL (HYDRAULIC OIL)
	9X-3401	[2]	PIN-CONNECTOR (16-GA TO 18-GA)
	102-8802	[1]	KIT-RECEPTACLE (2-PIN)
			(INCLUDES RECEPTACLE AS & WEDGE)
7.	227-0590	[1]	BREATHER (HYDRAULIC TANK)
8.	347-6081 CY	[1]	GAUGE GP-SIGHT (HYDRAULIC OIL LEVEL)
9.	9X-8256	[4]	WASHER (6.6X12X2-MM THK)
10.	245-5402	[1]	COVER AS
11.	259-0922 Y	[1]	SCREEN GP-HYDRAULIC (TANK)
12.	292-7297	[1]	SUPPORT AS
13.	207-6403	[1]	PLUG
14.	207-6404	[1]	WASHER (49.5X60.5X1.5-MM THK)
15.	095-1730	[1]	SEAL-O-RING
16.	275-1362	[1]	BRACKET
17.	289-8194 Y	[1]	FILTER GP-OIL (HYDRAULIC, CASE DRAIN)
18.	158-8987 Y	[1]	FILTER & VALVE GP-PILOT (HYDRAULIC OIL)
19.	164-5567	[1]	COUPLER AS-QUICK DISCONNECT (MALE)
	214-7568	[1]	SEAL-O-RING
	6V-3965	[1]	FITTING (QUICK DISCONNECT)
20.	164-5590	[1]	VALVE AS-FLUID SAMPLING (HYDRAULIC OIL)
	3J-7354	[1]	SEAL-O-RING
	8C-3446	[1]	VALVE-SAMPLING (HYDRAULIC OIL)
21.	165-3256	[1]	PIPE AS
22.	188-4140 Y	[1]	FILTER GP-OIL (HYDRAULIC RETURN)
23.	2B-0858	[1]	PLUG-PIPE
24.	8T-7971	[2]	WASHER-HARD (13.5X25.5X5-MM THK)
25.	3D-2824	[1]	SEAL-O-RING
26.	3K-0360	[1]	SEAL-O-RING
27.	4J-0527	[1]	SEAL-O-RING
28.	5C-9553 M	[4]	BOLT (M6X1X16-MM)
29.	6D-9157	[1]	SEAL-O-RING
30.	6J-2680	[1]	SEAL-O-RING
31.	6V-0852	[1]	CAP-DUST
32.	8C-3451	[1]	CAP-DUST (HYDRAULIC OIL)
33.	8T-0267 M	[2]	BOLT-SOCKET HEAD (M6X1X12-MM)
34.	8T-4121	[15]	WASHER-HARD (11X21X2.5-MM THK)
35.	8T-4136 M	[5]	BOLT (M10X1.5X25-MM)
36.	8T-4137 M	[6]	BOLT (M10X1.5X20-MM)
37.	8T-4183 M	[6]	BOLT (M12X1.75X40-MM)
38.	8T-4195 M	[4]	BOLT (M10X1.5X30-MM)
39.	8T-4223	[4]	WASHER-HARD (13.5X25.5X3-MM THK)
40.	8T-4224	[4]	WASHER-HARD (8.8X16X2-MM THK)
41.	8T-4908 M	[4]	BOLT (M8X1.25X25-MM)
	C		CHANGE FROM PREVIOUS TYPE
	M		METRIC PART
	Y		SEPARATE ILLUSTRATION

#SEBP49540666

239-1710: TANK & MTG GP-HYDRAULIC

TANK & MTG GP-HYDRAULIC

239-1710 TANK & MTG GP-HYDRAULIC
S/N A6F1-UP; A8F1-UP
PART OF 285-1354, 285-1355 HYDRAULIC AR

i02777598 SEBP4954

2391710 TANK & MTG GP-HYDRAULIC Parts scheme

For full view, you need register

Parts for your 320D EXCAVATOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	239-1711 Y	[1]	TANK & FILTER GP-HYDRAULIC
2.	248-9853 Y	[1]	LINES GP-RETURN
3.	085-9310	[6]	SPACER (16.6X32X26-MM THK)
4.	447-1707 M	[6]	BOLT (M16X2X60-MM)
	M		METRIC PART
	Y		SEPARATE ILLUSTRATION

#SEBP49540667

240-3881: VALVE & LINES GP-HEAVY LIFT

VALVE & LINES GP-HEAVY LIFT

240-3881 VALVE & LINES GP-HEAVY LIFT
S/N A6F1-UP; A8F1-UP
PART OF 330-8465 OPTION AR-REGIONAL
AN ATTACHMENT

i05649370 SEBP4954

For full view, you need register

Parts for your 320D EXCAVATOR:

CATERPILLAR SIS

Part No	Qty	Parts name
259-5237 Y	[1]	FASTENER GP-WIRING HARNESS (HEAVY LIFT)
255-1659 Y	[1]	LINES GP-PILOT (HEAVY LIFT)
259-7602 Y	[1]	VALVE GP-MAIN CONTROL (HEAVY LIFT)
		-OR-
435-1482 Y	[1]	VALVE GP-MAIN CONTROL (HEAVY LIFT)
Y		SEPARATE ILLUSTRATION

#SEBP49540668

255-5713: VALVE & MTG GP-CONTROL

VALVE & MTG GP-CONTROL

255-5713 VALVE & MTG GP-CONTROL -AUXILIARY
S/N A6F1-UP; A8F1-UP
PART OF 259-7493, 259-7494, 259-7496 CONTROL AR-AUXILIARY
AN ATTACHMENT

i02509663 SEBP4954

2555713 VALVE & MTG GP-CONTROL Parts scheme

For full view, you need register

Parts for your 320D EXCAVATOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	259-7378 Y	[1]	VALVE GP-CONTROL (AUXILIARY)
2.	447-1706 M	[5]	BOLT (M16X2X130-MM)
3.	4J-8998	[2]	SEAL-O-RING
4.	1P-3702	[2]	SEAL-RECTANGULAR
	M		METRIC PART
	Y		SEPARATE ILLUSTRATION

#SEBP49540669

255-5716: VALVE & MTG GP-CONTROL

VALVE & MTG GP-CONTROL

255-5716 VALVE & MTG GP-CONTROL -AUXILIARY
S/N A6F1-UP; A8F1-UP
PART OF 259-7495 CONTROL AR-AUXILIARY
AN ATTACHMENT

i02787696 SEBP4954

2555716 VALVE & MTG GP-CONTROL Parts scheme

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Parts for your 320D EXCAVATOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	244-8419 Y	[1]	VALVE GP-CONTROL (AUXILIARY)
2.	259-7378 Y	[1]	VALVE GP-CONTROL (AUXILIARY)
3.	453-4169 M	[5]	BOLT (M16X2X200-MM)
4.	1P-3702	[2]	SEAL-RECTANGULAR
5.	4J-8998	[2]	SEAL-O-RING
	M		METRIC PART
	Y		SEPARATE ILLUSTRATION

Information:

HYDRAULIC SYSTEM

PUMP GP

Special Instruction

Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}

Repair Process for Hydraulic Gear Pumps {5073}
Repair Process for Hydraulic Gear Pumps {5073}

Technical Information Bulletin

Delay of Travel Speed Shift to High Speed on 319D to 336D Excavators and 319E to 336E Excavators{5070, 7610, 7620}
Delay of Travel Speed Shift to High Speed on 319D to 336D Excavators and 319E to 336E Excavators{5070, 7610, 7620}

Specifications

Main Hydraulic Pump
320D and 323D Excavators Machine System Specifications

Pump Head (Main) - Driven
320D and 323D Excavators Machine System Specifications

Pump Head (Main) - Drive
320D and 323D Excavators Machine System Specifications

Tool Operating Manual

Replacing Sleeve Bearings in Tyrone Gear Pumps and Motors (Used on Series 7 and 8, Iron and Aluminum Housings){0738, 5061, 5073, 7551}
Replacing Sleeve Bearings in Tyrone Gear Pumps and Motors (Used on Series 7 and 8, Iron and Aluminum Housings){0738, 5061, 5073, 7551}

4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}
4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}

Systems Operation

Gear Pump (Pilot)
320D and 323D Excavators Hydraulic System

Pump Control (Main Hydraulic) - Main Pump Regulator
320D and 323D Excavators Hydraulic System

Solenoid Valve (Proportional Reducing) - Power Shift System
320D and 323D Excavators Hydraulic System

Main Hydraulic Pump
320D and 323D Excavators Hydraulic System

Negative Flow Control System
320D and 323D Excavators Hydraulic System

Reuse And Salvage Guidelines

Vane Type Hydraulic Pumps {5055}
Vane Type Hydraulic Pumps {5055}

Repair Process for Hydraulic Gear Pumps {5073}
Repair Process for Hydraulic Gear Pumps {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 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}

Removing and Installing Bushings and Pressure Plates in Hydraulic Gear Pumps {5073}
Removing and Installing Bushings and Pressure Plates in Hydraulic Gear Pumps {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

Pump Control (Negative Flow) - Adjust
320D and 323D Excavators Hydraulic System

Gear Pump (Pilot) - Test
320D and 323D Excavators Hydraulic System

Swing Speed and Overswing on Level Ground - Check
320D and 323D Excavators Hydraulic System

Swing Speed and Swing Drift on a Slope - Check
320D and 323D Excavators Hydraulic System

Pump Control (Output Flow) - Adjust
320D and 323D Excavators Hydraulic System

Main Hydraulic Pump Air - Purge
320D and 323D Excavators Hydraulic System

Pump Control (Negative Flow) - Test
320D and 323D Excavators Hydraulic System

Main Pump (Flow) - Test - Constant Horsepower Flow Control
320D and 323D Excavators Hydraulic System

Bench Test Procedures

Bench Test Procedure for Gear Pumps {5073}
Bench Test Procedure for Gear Pumps {5073}

Bench Test Procedure for Vane Pumps {5055}
Bench Test Procedure for Vane Pumps {5055}

Bench Test Procedure for Hydraulic Piston Pumps {5070}
Bench Test Procedure for Hydraulic Piston Pumps {5070}

Disassembly and Assembly

Main Hydraulic Pump - Disassemble
320D Excavator Machine Systems

Main Hydraulic Pump - Assemble
320D Excavator Machine Systems

Gear Pump (Pilot) - Disassemble
320D Excavator Machine Systems

Gear Pump (Pilot) - Assemble
320D Excavator Machine Systems

Main Hydraulic Pump - Remove
320D Excavator Machine Systems

Gear Pump (Pilot) - Remove
320D Excavator Machine Systems

Gear Pump (Pilot) - Install
320D Excavator Machine Systems

Main Hydraulic Pump - Install
320D Excavator Machine Systems

Service Magazine

A New Seal for the Main Pump is Used on Certain Excavators and Mobile Hydraulic Power Units {5070}
2012/11/29

Caterpillar Parts SIS Catalog 320D :

272-6955 PUMP GP-MAIN HYDRAULIC

341-2860 PUMP GP-GEAR

279-7869 PUMP & MTG GP-MAIN HYDRAULIC

6E-4816 PLUG GP-CONTROL VALVE

6E-4793 PLUG GP-CONTROL VALVE

6E-2746 PLUG GP-CONTROL VALVE

165-9473 PLUG GP-CONTROL VALVE

106-6248 PLUG GP-CONTROL VALVE

272-6955 PUMP GP-MAIN HYDRAULIC

259-0922 SCREEN GP-HYDRAULIC

234-4440 SWIVEL GP

239-1711 TANK & FILTER GP-HYDRAULIC

239-1710 TANK & MTG GP-HYDRAULIC

240-3881 VALVE & LINES GP-HEAVY LIFT

255-5713 VALVE & MTG GP-CONTROL

Truck sale:

Caterpillar 320D2
- Crawler Excavators
THE CHINA ENGINEERS, LTD

Caterpillar 320D2
- Crawler Excavators
PESA

On Request

Caterpillar 320D2, Construction
- Crawler Excavators
MONARK EQUIPMENT
Philippines

139,000 USD

Caterpillar 320D2, Construction
- Crawler Excavators
EMPRESAS MATCO, S.A. DE C.V.
Mexico

CATERPILLAR 320D2 2014
- TRACK EXCAVATORS
PESA