4N6027 EXHAUST EXTENSION GROUP 621R WHEEL TRACTOR

AIR INLET AND EXHAUST SYSTEM

EXHAUST GP

0. 4N-6027 EXTENSION

AIR CLEANER GP

1. 4N-6024 DUST EJECT

FRAME AND BODY

HOOD GP

2. 6G-3600 SHIELD GP-

FUEL SYSTEM

CONTROL GP-GOVERNOR

3. 6G-2420 CONTROL GP
4. 6G-3240 GOVERNOR C

PUMP GP-FUEL INJECTION

5. 8N-2386 FUEL INJEC
6. 8N-2386 FUEL INJEC

GOVERNOR GP

7. 8N-7636 GOVERNOR G
8. 8N-7636 GOVERNOR G

TORQUE CONTROL GP

9. 1N-3960 TORQUE CON
0. INFORMATION

WHEEL TRACTOR 621R WHEEL TRACTOR 12Y
621R TRACTOR / POWER SHIFT / 12Y00001-UP (MACHINE) POWERED BY 3306 ENGINE ZEBP1298 621R 12Y (1980)

AIR INLET AND EXHAUST SYSTEM

EXHAUST GP

4N-6027 EXTENSION GP-EXHAUST

#ZEBP12980100

4N-6027: EXTENSION GP-EXHAUST

EXTENSION GP-EXHAUST

4N6027 EXHAUST EXTENSION GROUP

c406273 ZEBP1298

4N6027 EXTENSION GP-EXHAUST Parts scheme

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Parts for your 621R WHEEL TRACTOR:

Pos.	Part No	Qty	Parts name
1.	2Y-4558 C	[1]	PIPE-EXTENSION
2.	0S-1590 C	[2]	BOLT
	5M-2894 C	[2]	WASHER
	1B-5355 C	[2]	NUT-FULL
3.	2P-7491	[1]	ELBOW
4.	6F-8814	[2]	CLAMP
	C		CHANGE FROM PREVIOUS TYPE

#ZEBP12980101

4N-6024: DUST EJECTOR GP

DUST EJECTOR GP

4N6024 DUST EJECTOR GROUP

c201608 ZEBP1298

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Parts for your 621R WHEEL TRACTOR:

Pos.	Part No	Qty	Parts name
1.	5P-0597	[4]	CLAMP
2.	9S-1102	[2]	HOSE
3.	1H-7859	[1]	TUBE
4.	0S-1594	[2]	BOLT
5.	4N-9176	[1]	TUBE ASSEM.

#ZEBP12980102

6G-3600: SHIELD GP-ENGINE COMPARTMENT

SHIELD GP-ENGINE COMPARTMENT

6G3600 ENGINE COMPARTMENT SHIELD GROUP

c231191 ZEBP1298

6G3600 SHIELD GP-ENGINE COMPARTMENT Parts scheme

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Parts for your 621R WHEEL TRACTOR:

Pos.	Part No	Qty	Parts name
1.	6G-2162	[1]	SHIELD ASSEM.
			(Includes)
2.	6S-7983	[1]	SPACER
3.	5K-5552	[1]	BOLT
4.	9L-9132	[3]	WASHER
5.	5K-9107	[2]	BOLT

#ZEBP12980103

6G-2420: CONTROL GP-GOVERNOR

CONTROL GP-GOVERNOR

6G2420 GOVERNOR CONTROL GROUP

c230290 ZEBP1298

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Parts for your 621R WHEEL TRACTOR:

Pos.	Part No	Qty	Parts name
1.	034-3557	[5]	BOLT
2.		[16]	WASHER
3.	4D-4866	[1]	LEVER
4.	1B-8704	[5]	KEY
5.	8D-8382	[1]	BRACKET
6.	4D-2619	[4]	BEARING
7.	8D-8380	[1]	BRACKET
8.	4B-3573	[2]	SETSCREW
	1B-2578	[2]	NUT
9.	1B-4669	[2]	COLLAR
10.	8D-8378	[1]	SHAFT
11.	0S-1591	[4]	BOLT
12.	2K-4973	[8]	NUT
13.	4D-8532	[1]	LEVER
14.	0S-1571	[4]	BOLT
15.	4D-4064	[4]	ROD END
16.	2M-2276	[1]	ROD
17.	6D-0475	[1]	LINK ASSEM.
18.	5D-0353	[4]	BOLT
19.	7D-0001	[1]	BRACKET
20.	8D-7539	[1]	PEDAL
21.	030-8535	[6]	BOLT
22.	6N-8863	[2]	WASHER
23.	8D-7801	[1]	BRACKET
	7B-6473	[1]	GASKET
24.	8D-7798	[1]	SHAFT
25.	2G-4618	[1]	LEVER
26.	2G-4721	[1]	PLATE ASSEM.
			(Includes)
	9F-2978	[3]	NUT
27.	6K-1898	[1]	SPRING
28.	6D-7376	[1]	LEVER
29.	4K-0433	[1]	ROD
30.	5B-9079	[5]	NUT

#ZEBP12980104

6G-3240: GOVERNOR CONTROL GROUP-OVERRIDE

GOVERNOR CONTROL GROUP-OVERRIDE

6G3240 GOVERNOR CONTROL GROUP-OVERRIDE

c230944 ZEBP1298

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Parts for your 621R WHEEL TRACTOR:

Pos.	Part No	Qty	Parts name
1.	6G-3201	[1]	PLATE
2.	5K-9107	[2]	BOLT
3.	5M-2894	[6]	WASHER
4.	031-0216	[1]	BOLT
	1B-4330	[1]	NUT
	5P-0537	[1]	WASHER
5.	2G-0598	[1]	CABLE ASSEM.
6.	7F-8092	[1]	KNOB
7.	8M-2771	[1]	CLIP
8.	9S-1305	[1]	PIN
	3B-4605	[1]	COTTER PIN
9.	4H-2792	[1]	END
	4B-2049	[1]	NUT
10.	6G-3199	[1]	BRACKET ASSEM.
11.	2J-3118	[2]	BOLT
	1D-4717	[2]	NUT

#ZEBP12980105

8N-2386: FUEL INJECTION PUMP GROUP

FUEL INJECTION PUMP GROUP

8N2386 FUEL INJECTION PUMP GROUP-PART 1
PART OF 8N521 GOVERNOR & FUEL INJECTION PUMP GROUP SHOWN ON PAGE 54

c230315 ZEBP1298

8N2386 FUEL INJECTION PUMP GROUP Parts scheme

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Parts for your 621R WHEEL TRACTOR:

Pos.	Part No	Qty	Parts name
1.	030-7946	[1]	ELBOW
2.	3J-7354	[1]	SEAL
3.	8N-3457	[1]	PLATE
4.	8N-2383	[6]	PUMP ASSEM.
			(Each Includes)
	4M-0411	[1]	BONNET
5.	9L-9424	[1]	SPRING
	9H-5746	[1]	VALVE
6.	1M-3506	[1]	RING
7.	9H-5797	[1]	PLUNGER AND BARREL ASSEM.
8.	1S-0206	[1]	SPRING
9.	9H-5729	[1]	WASHER
10.	8H-9204	[6]	WASHER
11.	2M-4314	[6]	BUSHING
12.	3D-2992	[6]	SEAL
13.	2P-8616	[1]	RACK
14.	8N-2382	[1]	CAMSHAFT ASSEM.
			(Includes)
15.	1M-0690	[1]	SLEEVE
16.	8H-9208	[1]	DOWEL
17.	5S-5058	[1]	GEAR ASSEM. (66 teeth)
			(Includes)
18.	8H-9208	[1]	DOWEL
19.	1S-0214	[1]	SPRING
20.	0L-0472	[1]	BOLT
	2H-3504	[1]	LOCK
21.	7M-5940	[1]	PLATE

#ZEBP12980106

8N-2386: FUEL INJECTION PUMP GROUP

FUEL INJECTION PUMP GROUP

8N2386 FUEL INJECTION PUMP GROUP-PART 2
PART OF 8N521 GOVERNOR & FUEL INJECTION PUMP GROUP SHOWN ON PAGE 54

c231690 ZEBP1298

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Parts for your 621R WHEEL TRACTOR:

Pos.	Part No	Qty	Parts name
1.	8N-3566	[1]	HOUSING ASSEM.
			(Includes)
2.	9S-4180	[1]	PLUG
3.	4J-7533	[2]	SEAL
4.	9S-4160	[1]	BEARING
5.	4M-1474	[3]	PIN
6.	9H-1284	[1]	BEARING
7.	1M-1226	[1]	BEARING
8.	9S-8001	[1]	PLUG
9.	2M-8604	[1]	BEARING
10.	2A-3746	[1]	PLUG
11.	1S-1953	[1]	BEARING
12.	1P-0234	[6]	DOWEL
	1P-0232	[6]	BALL
13.	3S-9736	[6]	LIFTER ASSEM.
14.	5M-2697	[6]	SPACER 4.32mm (.17 in.)thick
	2M-4208	[6]	SPACER 4.42mm(.174 in.)thick
	2M-4209	[6]	SPACER 4.52mm(.178 in.)thick
	2M-4210	[6]	SPACER 4.62mm(.182 in.)thick
	2M-4211	[6]	SPACER 4.72mm(.186 in.)thick
	2M-4212	[6]	SPACER 4.83mm(.19 in.)thick
	5M-2691	[6]	SPACER 4.93mm(.194 in.)thick
	5S-7189	[6]	SPACER 5.03mm(.198 in.)thick

#ZEBP12980107

8N-7636: GOVERNOR GROUP

GOVERNOR GROUP

8N7636 GOVERNOR GROUP-PART 1
PART OF 8N521 GOVERNOR & FUEL INJECTION PUMP GROUP SHOWN ON PAGE 54

c230941 ZEBP1298

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Parts for your 621R WHEEL TRACTOR:

Pos.	Part No	Qty	Parts name
1.	2S-7314	[1]	GASKET
2.	9S-4673	[1]	BAND ASSEM.
3.	9S-4468	[1]	BOLT
4.	2F-4159	[1]	LOCK
5.	9M-6302	[2]	WASHER
6.	9M-6303	[1]	SPRING
7.	6N-8629	[1]	SEAT
8.	2S-0007	[1]	SLEEVE
9.	7B-8105	[1]	LOCK
10.	2N-0479	[1]	WEIGHT ASSEM.
11.	4N-3887	[1]	RING
12.	9M-6293	[1]	LOCK
13.	2S-7235	[1]	SPRING
14.	0S-1615	[3]	BOLT
15.	8N-4384	[1]	PISTON ASSEM.
			(Includes)
	8N-6979	[1]	PISTON ASSEM.
16.	8N-6977	[1]	SLEEVE
17.	4N-3507	[1]	CYLINDER
18.	5P-9757	[1]	SEAL
19.	7M-7219	[1]	BEARING
20.	7M-7193	[2]	RACE
21.	3K-0810	[1]	RING
22.	2P-8630	[1]	DOWEL
23.	6N-3504	[1]	SEAT
24.	8H-9181	[1]	SPRING
25.	8M-8739	[1]	BOLT
26.	2S-7289	[1]	COLLAR
27.	9M-4704	[1]	SCREW
28.	1N-4604	[1]	COLLAR
29.	8L-4155	[1]	SCREW
	1B-4201	[1]	NUT

#ZEBP12980108

8N-7636: GOVERNOR GROUP

GOVERNOR GROUP

8N7636 GOVERNOR GROUP-PART 2
PART OF 8N521 GOVERNOR & FUEL INJECTION PUMP GROUP SHOWN ON PAGE 54
8N6158 COVER PARTS ARE SHOWN ON PAGE 58

c230942 ZEBP1298

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Parts for your 621R WHEEL TRACTOR:

Pos.	Part No	Qty	Parts name
1.	8N-6109	[1]	HOUSING ASSEM.
			(Includes)
2.	4F-4585	[1]	PLUG
3.	8S-0134	[1]	BEARING
4.	8M-8403	[1]	GUIDE
5.	9S-0798	[1]	BEARING
6.	9S-4671	[1]	SEAL
7.	8N-6158 Y	[1]	COVER GROUP
			(Separate Illustration)
8.	9M-4789	[1]	SHAFT
9.	9M-8720	[1]	BOLT
10.	2B-2694	[4]	BOLT
11.	1W-0695	[1]	LEVER ASSEM.
			(Includes)
12.	5H-1351	[1]	PIN
13.	5S-9635	[1]	SPRING
14.	9M-9788	[1]	PLUNGER
15.	8S-8952	[1]	SCREW (high idle)
16.	5L-8997	[1]	SCREW (low idle)
17.	2J-0157	[2]	SEAL
18.	5L-8992	[1]	COVER
19.	6L-1756	[1]	BOLT
20.	5L-8991	[1]	GASKET
	Y		SEPARATE ILLUSTRATION

#ZEBP12980109

1N-3960: TORQUE CONTROL GROUP

TORQUE CONTROL GROUP

1N3960 TORQUE CONTROL GROUP
PART OF 8N521 GOVERNOR & FUEL INJECTION PUMP GROUP SHOWN ON PAGE 54

c230940 ZEBP1298

1N3960 TORQUE CONTROL GROUP Parts scheme

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Parts for your 621R WHEEL TRACTOR:

Pos.	Part No	Qty	Parts name
1.	4F-7957	[2]	BOLT
2.	9M-6292	[1]	LOCK
3.	1P-6452	[1]	INSULATOR
4.	6N-8156	[1]	SPRING
5.	9L-5176	[1]	SPRING
6.	2S-7391	[1]	BAR
7.	1P-9958	[1]	INSULATOR
8.	9L-9347	[1]	SHIM .508 mm(.02 in.)
	6N-2504	[1]	SPACER .127 mm(.005 in.)
9.	2P-0942	[1]	SPACER 2.54 mm(.100 in.) thick
	4N-7777	[1]	SPACER .51 mm(.020 in.) thick
10.	8M-9062	[1]	RETAINER
11.	8S-4317	[1]	CONTACT
12.	7N-4318	[1]	SPACER .450 mm(.0177 in.)