471-2915 COVER GP-VALVE MECHANISM S/N AZ61-UP PART OF 380-1768 ENGINE AR-PRIMARY 236D3 SKID STEER LOADER

BASIC ENGINE

VALVE MECHANISM GP

0. 471-2915 COVER GP-V

CRANKSHAFT GP

1. 387-9070 CRANKSHAFT

CYLINDER BLOCK GP

2. 421-1883 CYLINDER B
3. 437-3429 CYLINDER B
4. 420-8851 CYLINDER B
5. 437-2558 CYLINDER B

CYLINDER HEAD GP

6. 387-9788 CYLINDER H
7. 421-1881 CYLINDER H
8. 436-0833 CYLINDER H
9. 396-0908 CYLINDER H
0. INFORMATION

SKID STEER LOADER 236D3 SKID STEER LOADER AZ6
236D3 Skid Steer Loader AZ600001-UP (MACHINE) POWERED BY C3.3B Engine M0087435 236D3 AZ6 (2019)

BASIC ENGINE

VALVE MECHANISM GP

398-1476 COVER GP-VALVE MECHANISM

420-8852 COVER GP-VALVE MECHANISM

421-1877 COVER GP-VALVE MECHANISM

437-2559 COVER GP-VALVE MECHANISM

437-3433 COVER GP-VALVE MECHANISM

471-2915 COVER GP-VALVE MECHANISM

387-9084 VALVE MECHANISM GP

436-1947 VALVE MECHANISM GP

#M00874350040

471-2915: COVER GP-VALVE MECHANISM

COVER GP-VALVE MECHANISM

471-2915 COVER GP-VALVE MECHANISM
S/N AZ61-UP
PART OF 380-1768 ENGINE AR-PRIMARY

i06563689 M0087435

4712915 COVER GP-VALVE MECHANISM Parts scheme

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Parts for your 236D3 SKID STEER LOADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	383-0187	[1]	BOLT
2.	383-0574	[10]	BOLT
3.	387-9802	[2]	CLAMP-HOSE
4.	387-9829	[1]	GASKET
5.	388-7473	[2]	CLAMP
6.	471-9878	[1]	HEATER AS
7.	471-9879	[1]	HOSE
8.	398-1476 Y	[1]	COVER GP-VALVE MECHANISM
9.	471-9913	[1]	PIPE AS
10.	471-9915	[1]	HOSE
11.	471-9916	[1]	BRACKET
12.	486-5206	[2]	CLAMP
13.	488-0424	[1]	HOSE-BREATHER
	Y		SEPARATE ILLUSTRATION

#M00874350041

387-9070: CRANKSHAFT GP

CRANKSHAFT GP

387-9070 CRANKSHAFT GP
S/N AZ61-UP; F9C1-UP; KXL1-UP
PART OF 345-3550, 380-1768, 380-1769 ENGINE AR-PRIMARY

i07006512 M0087435

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Parts for your 236D3 SKID STEER LOADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	387-9840	[1]	CRANKSHAFT AS
1A.	388-7502	[1]	GEAR
2.	387-9841	[1]	GEAR AS-CRANKSHAFT
2A.	383-0220	[1]	PIN
2B.	388-7504	[1]	SLEEVE
3.	387-9842	[1]	KEY (STRAIGHT)
4.	393-2914	[5]	KIT-CRANKSHAFT BEARING (STANDARD)
	393-2915 AB		KIT-CRANKSHAFT BEARING (0.20-MM US)
	393-2916 AB		KIT-CRANKSHAFT BEARING (0.40-MM US)
5.	524-6737 CJ	[2]	BEARING
	524-6738 ABCL		BEARING (0.20-MM OS)
	524-6739 ABCN		BEARING (0.40-MM OS)
6.	524-6734 CJ	[2]	BEARING
	524-6735 ABCL		BEARING (0.20-MM OS)
	524-6736 ABCN		BEARING (0.40-MM OS)

			AVAILABLE REPAIR KIT(S):
	393-2911 J	[1]	KIT-BEARING (STANDARD)
			(INCLUDES BEARINGS)
	393-2912 L	[1]	KIT-BEARING
			(INCLUDES BEARINGS)
	393-2913 N	[1]	KIT-BEARING
			(INCLUDES BEARINGS)
	A		NOT PART OF THIS GROUP
	B		USE AS REQUIRED
	C		CHANGE FROM PREVIOUS TYPE
	J		KIT MARKED J SERVICES PART(S) MARKED J
	L		KIT MARKED L SERVICES PART(S) MARKED L
	N		KIT MARKED N SERVICES PART(S) MARKED N

#M00874350042

421-1883: CYLINDER BLOCK AS

CYLINDER BLOCK AS

421-1883 CYLINDER BLOCK AS
S/N AZ61-UP; F9C1-UP
PART OF 420-8851 CYLINDER BLOCK GP

i05342493 M0087435

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Parts for your 236D3 SKID STEER LOADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	418-0931	[3]	CAP
2.	398-5520	[1]	BALL
4.	383-0303	[1]	PLUG
7.	388-7434	[9]	CAP
8.	388-7435	[1]	PLUG
9.	389-5106	[2]	PIN
10.	393-7577	[10]	BOLT
11.	393-7582	[16]	BOLT-FLANGE HEAD

#M00874350043

437-3429: CYLINDER BLOCK AS

CYLINDER BLOCK AS

437-3429 CYLINDER BLOCK AS
S/N KXL1-UP
PART OF 437-2558 CYLINDER BLOCK GP

i05333897 M0087435

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Parts for your 236D3 SKID STEER LOADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	388-7434	[9]	CAP
2.	388-7435	[1]	PLUG
3.	389-5106	[2]	PIN
4.	393-7577	[10]	BOLT
5.	393-7582	[16]	BOLT-FLANGE HEAD
6.	398-5520	[1]	BALL
7.	418-0931	[3]	CAP
8.	436-0816	[1]	PLUG

#M00874350044

420-8851: CYLINDER BLOCK GP

CYLINDER BLOCK GP

420-8851 CYLINDER BLOCK GP
S/N AZ61-UP; F9C1-UP
PART OF 380-1768, 380-1769 ENGINE AR-PRIMARY

i05341887 M0087435

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Parts for your 236D3 SKID STEER LOADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	383-0262	[4]	CAP
2.	421-1883 Y	[1]	CYLINDER BLOCK AS
3.	387-9779	[4]	PIN
4.	389-5106	[2]	PIN
5.	389-5111	[1]	VALVE
	Y		SEPARATE ILLUSTRATION

#M00874350045

437-2558: CYLINDER BLOCK GP

CYLINDER BLOCK GP

437-2558 CYLINDER BLOCK GP
S/N KXL1-UP
PART OF 345-3550 ENGINE AR-PRIMARY

i05330777 M0087435

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Parts for your 236D3 SKID STEER LOADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	383-0262	[4]	CAP
2.	387-9779	[4]	PIN
3.	389-5106	[2]	PIN
4.	389-5111	[1]	VALVE
5.	436-0813	[1]	STUD
6.	436-0817	[1]	PLUG AS (ENGINE OIL FILLER)
6A.	383-0217	[1]	SEAL-O-RING
7.	436-1902	[1]	BUSHING-SENSOR
8.	437-3429 Y	[1]	CYLINDER BLOCK AS
9.	437-3430	[1]	TUBE AS
	Y		SEPARATE ILLUSTRATION

#M00874350046

387-9788: CYLINDER HEAD AS

CYLINDER HEAD AS

387-9788 CYLINDER HEAD AS
S/N AZ61-UP
PART OF 396-0908 CYLINDER HEAD GP

i05342503 M0087435

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Parts for your 236D3 SKID STEER LOADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	383-0262	[2]	CAP
2.	383-0358	[8]	CAP
3.	388-7434	[1]	CAP
4.	389-0691	[8]	GUIDE-VALVE
5.	389-0692	[8]	GUIDE-VALVE
6.	389-0695	[8]	VALVE-INLET
7.	389-0696	[8]	VALVE-EXHAUST
8.	389-0697	[16]	SPRING-VALVE
9.	389-0698	[16]	RETAINER
10.	389-0699	[16]	GUIDE-SPRING
11.	389-0700	[16]	SEAL
12.	389-0701	[8]	SHAFT

#M00874350047

421-1881: CYLINDER HEAD AS

CYLINDER HEAD AS

421-1881 CYLINDER HEAD AS
S/N F9C1-UP
PART OF 420-8853 CYLINDER HEAD GP

i05342500 M0087435

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Parts for your 236D3 SKID STEER LOADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	389-0701	[8]	SHAFT
2.	383-0358	[8]	CAP
3.	388-7434	[2]	CAP
4.	389-0691	[8]	GUIDE-VALVE
5.	389-0692	[8]	GUIDE-VALVE
6.	389-0695	[8]	VALVE-INLET
7.	389-0696	[8]	VALVE-EXHAUST
8.	389-0697	[16]	SPRING-VALVE
9.	389-0698	[16]	RETAINER
10.	389-5137	[16]	GUIDE
11.	389-0700	[16]	SEAL

#M00874350048

436-0833: CYLINDER HEAD AS

CYLINDER HEAD AS

436-0833 CYLINDER HEAD AS
S/N KXL1-UP
PART OF 436-1938 CYLINDER HEAD GP

i05299486 M0087435

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Parts for your 236D3 SKID STEER LOADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	383-0358	[8]	CAP
2.	388-7434	[3]	CAP
3.	389-0691	[8]	GUIDE-VALVE
4.	389-0692	[8]	GUIDE-VALVE
5.	389-0695	[8]	VALVE-INLET
6.	389-0696	[8]	VALVE-EXHAUST
7.	389-0697	[16]	SPRING-VALVE
8.	389-0698	[16]	RETAINER
9.	389-0700	[16]	SEAL
10.	389-0701	[8]	SHAFT
11.	389-5137	[16]	GUIDE

#M00874350049

396-0908: CYLINDER HEAD GP

CYLINDER HEAD GP

396-0908 CYLINDER HEAD GP
S/N AZ61-UP
PART OF 380-1768 ENGINE AR-PRIMARY

i05341915 M0087435

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Parts for your 236D3 SKID STEER LOADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	383-0303	[1]	PLUG
2.	387-9788 Y	[1]	CYLINDER HEAD AS
3.	387-9790 B	[1]	GASKET
			(2 NOTCH, HEIGHT BETWEEN PISTON TOP & CYLINDER BLOCK FROM 0.078 MM TO 0.150 MM)
	387-9791 B	[1]	GASKET
			(1 NOTCH, HEIGHT BETWEEN PISTON TOP & CYLINDER BLOCK FROM 0.150 MM TO 0.250 MM)
	387-9792 B	[1]	GASKET
			(NO NOTCH, HEIGHT BETWEEN PISTON TOP & CYLINDER BLOCK FROM 0.250 MM TO 0.340 MM)
4.	387-9827	[8]	PAD
5.	393-7577	[10]	BOLT
6.	387-9826	[8]	ARM (CYLINDER HEAD)

			PARTS SHOWN IN GRAPHIC(S) WITHOUT A REFERENCE NUMBER ARE NOT SERVICED SEPARATELY
	B		USE AS REQUIRED
	Y		SEPARATE ILLUSTRATION

Information:

BASIC ENGINE

VALVE MECHANISM GP

Operation and Maintenance Manual

Engine Valve Lash - Check
D3-Series Compact Track Loaders (CTL), Multi-Terrain Loaders (MTL), and Skid Steer Loaders (SSL)

Engine Crankcase Breather - Replace - and PCV Valve Check
D3-Series Compact Track Loaders (CTL), Multi-Terrain Loaders (MTL), and Skid Steer Loaders (SSL)

Specifications

Valve Mechanism Cover
C2.6 and C3.3B Engines for Caterpillar Built Machines

Valve Mechanism
C2.6 and C3.3B Engines for Caterpillar Built Machines

Testing and Adjusting

Engine Valve Lash - Inspect/Adjust - C3.3B Engines
C2.6 and C3.3B Engines for Caterpillar Built Machines