PARTS CATALOG

Published 2009/10 (Oct.)

0CW10-G29100
 MODEL : 4TNV98-ZWVC4U
CONTENTS
PC NO : 0CW10-G29100

Fig.No. GROUP NAME Fig.No. GROUP NAME

4TNV98-ZWVC4U
1. CYLINDER BLOCK
2. GEAR HOUSING
3. FLYWHEEL HOUSING & OIL SUMP
4. CYLINDER HEAD & BONNET
5. SUCTION MANIFOLD
6. EXHAUST MANIFOLD
7. CAMSHAFT & DRIVING GEAR
8. CRANKSHAFT & PISTON
9. LUB.OIL SYSTEM
10. COOLING WATER SYSTEM
11. FUEL INJECTION PUMP
12. GOVERNOR
13. FUEL INJECTION VALVE
14. FUEL LINE
15. STARTING MOTOR
16. GENERATOR
17. TENSTION PULLEY
18. ELECTRONIC CONTROL UNIT (ECU)
19. GASKET SET
0CW10-G29100 0CW10-G29100 1. CYLINDER BLOCK
Fig.1. CYLINDER BLOCK (A)=4TNV98-ZWVC4U
(B)=
(D)=
(E)=
(C)= (F)=
REF. LEV. PARTS NO. DESCRIPTION Q'TY I R
(A) (B) (C) (D) (E) (F)
1 1 729927-01560 BLOCK ASSY, CYLINDER 1
4 2 129900-01250 PLUG 55 1
5 2 171051-01921 PLUG 1
6 2 129900-02020 BOLT, METAL CAP 10
9 2 129900-02410 BUSH, CAMSHAFT 1
10 2 22351-060012 SPRING PIN 6X12 2
11 2 23876-030000 PLUG PT3/8,SCREW 1
12 2 23876-030000 PLUG PT3/8,SCREW 1
13 2 23876-030000 PLUG PT3/8,SCREW 1
14 2 27241-300000 PLUG 30 8
24 2 129900-02931 BEARING ASSY, THRUST 2
27 1 129900-01200 BOLT, HEAD 18
28 1 129907-01331 GASKET,CYLINDER HEAD 1
29 1 729900-02801 MAIN BEARING SET 5 1
32 1 129900-02341 MAIN BEARING US=0.25 5 2
35 1 129900-02941 BEARING,THRUST .25OS 2 3

Remarks
(1) REPAIR PART.
(2) UNDER-SIZED(U.S=0.25)PART.
(3) OVER-SIZED(O.S=0.25)PART.
(C)Copy Rights YANMAR CO.,LTD.
0CW10-G29100 0CW10-G29100 2. GEAR HOUSING
Fig.2. GEAR HOUSING (A)=4TNV98-ZWVC4U
(B)=
(D)=
(E)=
(C)= (F)=
REF. LEV. PARTS NO. DESCRIPTION Q'TY I R
(A) (B) (C) (D) (E) (F)
1 1 129100-01580 PARALLEL PIN 8X16 4
3 1 129944-01500 HOUSING,GEARS 1
4 1 129900-32001 PUMP ASSY, LUB.OIL 1
15 1 26216-100302 STUD BOLT 4
16 1 129900-32030 O-RING P20 1
17 1 129900-32040 O-RING P14 1
18 1 24311-000070 O-RING 1A P-7.0 1
19 1 24351-030750 PACKING, 3075 1
20 1 26106-080162 BOLT M 8X 16 PLATED 1
21 1 26106-080202 BOLT M 8X 20 PLATED 3
22 1 26106-080452 BOLT M 8X 45 PLATED 3
23 1 26306-100002 NUT 4
24 1 124160-01751 COVER,FILLER 1
25 1 24311-000320 O-RING 1A P-32.0 1
26 1 129900-01740 COVER, F.I. PUMP 1
27 1 129001-91810 BOLT M 8X 70 PLATED 1
28 1 26106-080162 BOLT M 8X 16 PLATED 1
29 1 26106-080402 BOLT M 8X 40 PLATED 5
30 1 171031-11741 PIPE 1
31 1 24311-000320 O-RING 1A P-32.0 1
32 1 729906-01550 HOUSING ASSY,COVER,G 1
34 2 129916-01800 SEAL, OIL 1
35 1 129900-01850 COVER ASSY 1
36 2 129900-01870 SPONGE 1
37 1 129001-91810 BOLT M 8X 70 PLATED 6
38 1 26106-080162 BOLT M 8X 16 PLATED 3
39 1 26106-080402 BOLT M 8X 40 PLATED 5

(C)Copy Rights YANMAR CO.,LTD.

0CW10-G29100 0CW10-G29100 3. FLYWHEEL HOUSING & OIL SUMP
Fig.3. FLYWHEEL HOUSING & OIL SUMP (A)=4TNV98-ZWVC4U
(B)=
(D)=
(E)=
(C)= (F)=
REF. LEV. PARTS NO. DESCRIPTION Q'TY I R
(A) (B) (C) (D) (E) (F)
1 1 129100-01580 PARALLEL PIN 8X16 2
2 1 129900-01620 COVER ASSY,FLYWHEEL 1
4 1 119620-01750 CAP, FLYWHEEL COVER 1
5 1 26206-100352 BOLT M10X 35 PLATED 9
6 1 26206-100702 BOLT M10X 70 PLATED 4
7 1 129916-01790 SEAL, OIL 1
8 1 129906-01700 SUMP CMP, LUB.OIL 1
9 2 129906-01640 COCK, OIL DRAIN 1
11 1 26106-080122 BOLT M 8X 12 PLATED 16

(C)Copy Rights YANMAR CO.,LTD.

0CW10-G29100 0CW10-G29100 4. CYLINDER HEAD & BONNET
Fig.4. CYLINDER HEAD & BONNET (A)=4TNV98-ZWVC4U
(B)=
(D)=
(E)=
(C)= (F)=
REF. LEV. PARTS NO. DESCRIPTION Q'TY I R
(A) (B) (C) (D) (E) (F)
1 1 129907-07900 LIFTER, ENGINE 1
2 1 129939-07920 LIFTER, ENGINE 1
3 1 26106-080162 BOLT M 8X 16 PLATED 4
4 1 123907-11550 SEAT A,VALVE BRIDGE 8
5 1 129927-11700 HEAD ASSY, CYLINDER 1
9 2 23876-020000 PLUG PT1/4,SCREW 1
10 2 23876-030000 PLUG PT3/8,SCREW 4
11 2 27241-400000 PLUG 40 1
12 2 129907-11100 VALVE(INT 8
13 2 129907-11110 VALVE(EXH 8
14 2 129907-11120 VALVE SPRING 16
15 2 119620-11180 RETAINER, SPRING 16
16 2 119803-11340 SEAL, VALVE STEM(EXH 8
17 2 124160-11340 SEAL, VALVE STEM(INT 8
18 2 129907-11510 BRIDGE ASSY,VALVE 8
20 3 129150-11750 NUT M8XP1.0 8
21 3 123907-11830 SCRWE,VALVE BRIDGE 8
22 2 123907-11820 GUIDE,VALVE BRIDGE 8
23 2 27310-070001 COTTER ASSY 16
25 1 129907-11800 GUIDE, VALVE 16 1
26 1 119802-11870 PROTECTOR, NOZZLE 4
27 1 119625-11880 SEAT, NOZZLE 4
28 1 129907-11910 RETAINER,F.I.VALVE 4
29 1 129907-11950 FLANGE BOLT,RETAINER 4
30 1 24311-000120 O-RING 1A P 12.0 4
31 1 119593-11301 BOLT 8X80 2
32 1 129907-11341 SUPPORT CMP 1
33 2 129907-11250 SHAFT,ROCKER ARM 1
34 2 129907-11260 SUPPORT A 3
35 2 129907-11270 SUPPORT B 2
36 2 123907-11280 WAVE WASHER 8
37 2 129907-11650 ARM ASSY, ROCKER 4
39 3 129150-11230 SCREW, VALVE 4
40 3 129150-11750 NUT M8XP1.0 4
41 2 129907-11660 ARM ASSY, ROCKER 4
43 3 129150-11230 SCREW, VALVE 4
44 3 129150-11750 NUT M8XP1.0 4
45 2 129907-11920 PEDESTAL,RETAINER 4
46 2 26226-080222 STUD M 8X 22 PLATED 2
47 1 26106-080402 BOLT M 8X 40 PLATED 2
48 1 26106-080602 BOLT M 8X 60 PLATED 4
49 1 26106-080602 BOLT M 8X 60 PLATED 2
50 1 26306-080002 NUT 2
51 1 124160-01751 COVER,FILLER 1
52 1 129927-11320 BONNET ASSY 1
53 2 129907-03011 BAFFLE PLATE 1
54 2 129907-03061 BAFFLE 1
55 2 129907-03070 BAFFLE 1
56 2 123907-03100 DIAPHRAGM,BREATHER 1
57 2 123907-03110 CENTER PLATE 1
58 2 123907-03120 PLATE,BREATHER 1
Remarks
(1) REPAIR PART.
++ CONTINUE ++ (C)Copy Rights YANMAR CO.,LTD.
0CW10-G29100 0CW10-G29100 4. CYLINDER HEAD & BONNET
Fig.4. CYLINDER HEAD & BONNET (A)=4TNV98-ZWVC4U
(B)=
(D)=
(E)=
(C)= (F)=
REF. LEV. PARTS NO. DESCRIPTION Q'TY I R
(A) (B) (C) (D) (E) (F)
59 2 123907-03140 SPRING, DIAPHRAGM 1
61 2 129933-11310 GASKET, BONNET 1
62 2 119640-61400 PLUG 1
63 2 175339-79700 CLIP 2
64 2 22857-500100 SCREW 5X10,TAPPING 6
65 2 22857-500100 SCREW 5X10,TAPPING 6
66 2 26106-060122 BOLT M 6X 12 PLATED 2
67 1 124160-11360 KNOB 4
68 1 24311-000120 O-RING 1A P 12.0 4
69 1 24311-000320 O-RING 1A P-32.0 1

Remarks
(1) REPAIR PART.
(C)Copy Rights YANMAR CO.,LTD.
0CW10-G29100 0CW10-G29100 5. SUCTION MANIFOLD
Fig.5. SUCTION MANIFOLD (A)=4TNV98-ZWVC4U
(B)=
(D)=
(E)=
(C)= (F)=
REF. LEV. PARTS NO. DESCRIPTION Q'TY I R
(A) (B) (C) (D) (E) (F)
1 1 129907-12110 PACKING(INT.MANIFOLD 1
2 1 129939-12150 MANIFOLD CMP,INTAKE 1
3 2 129939-12100 MANIFOLD,INTAKE 1
4 2 26216-060202 STUD M 6X 20 PLATED 2
5 1 26106-080452 BOLT M 8X 45 PLATED 5
6 1 26106-080802 BOLT M 8X 80 PLATED 5
7 1 119129-77020 GASKET 1
8 1 121850-77021 GASKET, (NON-ASB.) 1
9 1 119005-77051 HEATER, AIR 1
10 1 119129-77520 BEND 1
11 1 26106-080402 BOLT M 8X 40 PLATED 2
12 1 26106-080902 BOLT M 8X 90 PLATED 2

(C)Copy Rights YANMAR CO.,LTD.

0CW10-G29100 0CW10-G29100 6. EXHAUST MANIFOLD
Fig.6. EXHAUST MANIFOLD (A)=4TNV98-ZWVC4U
(B)=
(D)=
(E)=
(C)= (F)=
REF. LEV. PARTS NO. DESCRIPTION Q'TY I R
(A) (B) (C) (D) (E) (F)
1 1 129939-13120 MANIFOLD,EXHAUST 1
2 1 129263-13210 STUD 2
3 1 129900-13251 GASKET 1
4 1 119802-13680 BOLT, M8X90 6
5 1 119131-18320 BOLT M 8X 22 4
6 1 129418-18320 STUD BOLT M8X20 2
7 1 26306-080002 NUT 2
8 1 129927-13800 PIPE(EGR CMP 1
9 1 129927-13810 GASKET, EGR PIPE 1
10 1 26106-100302 BOLT M10X 30 PLATED 2
11 1 26306-080002 NUT 2
12 1 129927-13900 EGR VALVE 1
13 1 129927-13910 GASKET(EGR-V IN 1
14 1 129927-13920 GASKET(EGR-V OUT 1
15 1 26106-100302 BOLT M10X 30 PLATED 1
16 1 26106-100952 BOLT M10X 95 PLATED 1
17 1 129930-13201 GASKET, SILENCER 2

(C)Copy Rights YANMAR CO.,LTD.

0CW10-G29100 0CW10-G29100 7. CAMSHAFT & DRIVING GEAR
Fig.7. CAMSHAFT & DRIVING GEAR (A)=4TNV98-ZWVC4U
(B)=
(D)=
(E)=
(C)= (F)=
REF. LEV. PARTS NO. DESCRIPTION Q'TY I R
(A) (B) (C) (D) (E) (F)
1 1 129150-14200 TAPPET 8
2 1 129907-14400 PUSH ROD 8
3 1 129908-14581 CAMSHFT ASSY 1
4 2 129150-02450 METAL,THRUST(CAM 1
6 2 129900-14100 GEAR, CAMSHAFT 1
7 2 22512-070140 KEY 7X 14 1
8 1 26106-080162 BOLT M 8X 16 PLATED 2
9 1 123900-25060 SHAFT(GEAR,IDLE 1
10 1 129900-25100 GEAR ASSY, IDLE 1
13 1 129150-25920 BUSH, IDLE GEAR 1 1
14 1 26106-080552 BOLT M 8X 55 PLATED 3
15 1 129953-25300 BOLT 4
16 1 129907-25900 GEAR,F.I.PUMP 1
17 1 158563-51150 FLANGE 1
18 1 22217-180000 SPRING WASHER 18 1
19 1 26776-180002 NUT M18,LOCK 1

Remarks
(1) REPAIR PART.
(C)Copy Rights YANMAR CO.,LTD.
0CW10-G29100 0CW10-G29100 8. CRANKSHAFT & PISTON
Fig.8. CRANKSHAFT & PISTON (A)=4TNV98-ZWVC4U
(B)=
(D)=
(E)=
(C)= (F)=
REF. LEV. PARTS NO. DESCRIPTION Q'TY I R
(A) (B) (C) (D) (E) (F)
1 1 129902-21000 CRANKSHAFT COMP 1
3 2 129900-21200 GEAR, CRANKSHAFT 1
4 2 121850-21290 PARALLEL PIN 1
5 2 121850-21920 PARALLEL PIN 10X22 1
6 2 22512-070140 KEY 7X 14 1
7 1 129916-21610 BOLT, V-PULLEY 1
8 1 129960-21640 WASHER 1
9 1 129916-21680 V-PULLEY, CRANKSHAFT 1
10 1 24341-000530 O-RING 1A S-53.0 1
11 1 121850-21130 BOLT, FLYWHEEL 6
12 1 129907-21510 FLYWHEEL ASSY 1
14 2 129900-21600 GEAR, RING 1
15 1 129927-22080 PISTON ASSY 4
17 2 129927-22050 RING SET, PISTON 4
21 1 120130-22301 PIN, PISTON 4
22 1 22252-000300 CIRCLIP 30 8
23 1 129900-23001 ROD ASSY, CONNECTING 4
26 2 129900-23200 BOLT, ROD 8
27 2 129900-23601 METAL ASSY, CRANKPIN 4
29 1 129900-23911 BUSH, PISTON PIN 4 1
30 1 129900-23611 BEARING,PIN U.S=0.25 4 2
32 1 729927-22900 PISTON W/RING,0.25OS 4 3
34 2 729927-22950 RING SET, 0.25OS 4 3

Remarks
(1) REPAIR PART.
(2) UNDER-SIZED(U.S=0.25)PART.
(3) OVER-SIZED(O.S=0.25)PART.
(C)Copy Rights YANMAR CO.,LTD.
0CW10-G29100 0CW10-G29100 9. LUB.OIL SYSTEM
Fig.9. LUB.OIL SYSTEM (A)=4TNV98-ZWVC4U
(B)=
(D)=
(E)=
(C)= (F)=
REF. LEV. PARTS NO. DESCRIPTION Q'TY I R
(A) (B) (C) (D) (E) (F)
1 1 129907-33010 COOLER ASSY, OIL 1
2 2 123912-33050 O-RING 1
3 1 123912-33100 BOLT, L.O.COOLER 1
4 1 129908-33101 BRACKET,OIL COOLER 1
5 1 129907-49050 CW-T(BLOCK-COOLER CM 1
8 1 129103-49301 ELBOW PT 1/4 1
9 1 129466-49300 ELBOW PT3/8 1
10 1 129907-49630 CW-T CMP(COOLER OUT 1
12 2 129907-49650 PROTECTOR,PIPE 1
13 1 23000-025000 CLAMP 25 4
14 1 24321-000600 O-RING 1A G-60.0 1
15 1 121520-34810 GUIDE, DIPSTICK 1
16 1 129906-34851 DIPSTICK, LUB.OIL 1
17 1 129906-35150 FILTER 80X100L 1
18 2 129906-07200 LABEL, L/O FILTER 1
19 2 119005-35160 STRAINER 80X100L,LO. 1
20 1 129900-32030 O-RING P20 1
21 1 129953-35000 PIPE ASY,L.OIL INLET 1
26 1 26106-080122 BOLT M 8X 12 PLATED 1
27 1 26106-080162 BOLT M 8X 16 PLATED 1
28 1 119761-39450 SWITCH,OIL PRESS.0.5 1
29 1 129927-39060 PIPE ASSY, LUB.OIL 1
31 2 123907-39500 SUPPORT,PIPE 1
33 1 129005-59830 BOLT ASSY, JOINT 2
34 2 22190-080002 SEAL WASHER 8S 2
35 2 23857-030000 JOINT BOLT 3 2
36 1 22190-080002 SEAL WASHER 8S 2
37 1 26106-080122 BOLT M 8X 12 PLATED 1
38 1 22190-080002 SEAL WASHER 8S 2
39 1 26106-080122 BOLT M 8X 12 PLATED 2

(C)Copy Rights YANMAR CO.,LTD.

0CW10-G29100 0CW10-G29100 10. COOLING WATER SYSTEM
Fig.10. COOLING WATER SYSTEM (A)=4TNV98-ZWVC4U
(B)=
(D)=
(E)=
(C)= (F)=
REF. LEV. PARTS NO. DESCRIPTION Q'TY I R
(A) (B) (C) (D) (E) (F)
1 1 129927-42000 PUMP ASSY,WATER 1
11 1 129900-42020 GASKET, CW-P 1
12 1 26106-060302 BOLT M 6X 30 PLATED 2
13 1 26106-080552 BOLT M 8X 55 PLATED 5
14 1 129907-42450 V-PULLEY, C.W.PUMP 1
15 1 26106-080122 BOLT M 8X 12 PLATED 4
16 1 129940-42290 V-BELT A42.5 1
17 1 129939-49800 CASE ASSY,THERMOSTAT 1
18 2 129927-44900 THERMOMETER 1
20 2 129916-49530 COVER, THERMOSTAT 1
22 2 121850-49540 GASKET, THERMOSTAT 1
23 2 121850-49550 GASKET, THERMOSTAT 1
24 2 121850-49800 THERMOSTAT 1
26 2 22190-120002 SEAL WASHER 12 1
27 2 23875-030000 PLUG PT3/8,STEEL 2
28 2 26106-060202 BOLT M 6X 20 PLATED 4
29 1 129900-49870 GASKET, CASE 1
30 1 23414-080000 GASKET 8, ROUND 1
31 1 26106-080122 BOLT M 8X 12 PLATED 1
32 1 26106-080602 BOLT M 8X 60 PLATED 3
33 1 121450-42450 PLUG M16 2
34 1 124465-44950 GASKET 16 2
35 1 129927-49610 PIPE ASSY, WATER A 1
38 2 23080-012000 CLAMP 12 2
39 1 129939-49630 PIPE ASSY, WATER B 1
42 2 23080-012000 CLAMP 12 2

(C)Copy Rights YANMAR CO.,LTD.

0CW10-G29100 0CW10-G29100 11. FUEL INJECTION PUMP
Fig.11. FUEL INJECTION PUMP (A)=4TNV98-ZWVC4U
(B)=
(D)=
(E)=
(C)= (F)=
REF. LEV. PARTS NO. DESCRIPTION Q'TY I R
(A) (B) (C) (D) (E) (F)
1 1 729939-51330 INJECTON PUMP ASSY 1 1
9 2 144626-51090 KEY 5X19 1
12 2 158563-51150 FLANGE 1
18 2 158600-51270 STOPPER 1
19 2 158563-51281 O-RING 1
20 2 158563-51281 O-RING 1
21 2 129927-51300 VALVE ASSY, DILEVERY 4
30 2 158563-51330 SPRING 4
31 2 129927-51340 HOLDER,DELIVERY 4
52 2 158601-51550 PLUG 1
53 2 129907-51560 PLUG 1
54 2 158552-51570 PK(BARREL PLUG 4
55 2 158557-51570 PLUG 1
56 2 129906-51580 PACKING, PLUG 1
57 2 158552-51580 LIFTER 1
58 2 129657-51590 TIMER SET 1
59 3 129657-51600 TIMER CMP 1
62 3 158553-51670 O-RING, 1011 1
63 3 119802-51680 BACKUP RING 1
64 3 119802-51690 O RING 1
65 3 24356-010200 PACKING, 1020 1
66 3 24372-000150 RING, BACKUP T2 P 15 1
67 2 158560-51600 PACKING, HEAD 1
68 2 119852-51630 SPRING,TIMER 1
69 2 119852-51640 CAP,TIMER 1
71 2 119852-51650 VALVE,SOLENOIDE 1
74 2 158553-51680 PACKING,TIMER 1
95 2 158601-51770 PISTON 1
96 2 158552-51781 DAMPER ASSY 1
97 2 158601-51790 PLUG 1
98 2 22190-120002 SEAL WASHER 12 1
99 2 22190-180002 SEAL WASHER 18 1
100 2 23887-120002 PLUG M12,HEX. 1
102 2 158552-52310 O-RING 1
103 2 158552-52400 O-RING 4E S42 1
105 2 22190-120002 SEAL WASHER 12 2
106 2 22217-180000 SPRING WASHER 18 1
107 2 22312-050140 PARALLEL PIN 5X14 2
108 2 22351-050010 SPRING PIN 5X10 2
109 2 24311-000070 O-RING 1A P-7.0 1
110 2 24356-010200 PACKING, 1020 1
111 2 24356-020210 O RING 1
112 2 26106-060102 BOLT 6X 10 PLATED 1
Remarks 113 2 26106-060352 BOLT M 6X 35 PLATED 4
(1) GOVERNOR ASSY(FIG.12) IS 116 2 26450-100452 BOLT M10X 45 4
INCORPORATED IN THIS FUEL
117 2 26776-180002 NUT M18,LOCK 1
INJECTION PUMP.(REF.NO.1).
* ECO PUMP 120 2 129927-51650 HARNESS CMP 1
MAKE SURE TO UPDATE THE ENGINES 121 3 129927-51660 HARNESS ,CSD 1
ECU INFORMATION WHEN REPLACING 122 3 129263-77941 CAP,RUBBER 1
THE ECO PUMP. 123 2 158601-51650 JOINT 1
FAILING TO DO SO WILL RESULT IN
ENGINE MALFUNCTION. 124 2 129927-51670 BRACKET ,CSD 1

++ CONTINUE ++ (C)Copy Rights YANMAR CO.,LTD.

0CW10-G29100 0CW10-G29100 11. FUEL INJECTION PUMP
Fig.11. FUEL INJECTION PUMP (A)=4TNV98-ZWVC4U
(B)=
(D)=
(E)=
(C)= (F)=
REF. LEV. PARTS NO. DESCRIPTION Q'TY I R
(A) (B) (C) (D) (E) (F)
125 2 158552-51670 JOINT 1
127 2 158552-52100 PUMP ASSY,FEED 1
128 3 158552-52500 O-RING(FEED P INNER 1
129 2 119934-59910 JOINT,PIPE 1
130 2 22190-120002 SEAL WASHER 12 1
131 2 22217-050000 SPRING WASHER 5 1
132 2 26106-060122 BOLT M 6X 12 PLATED 1
133 2 26716-050002 NUT M 5 1
134 2 27241-160000 PLUG 16 1
136 1 129927-51250 RETAINER(FOP 1
137 1 26106-080202 BOLT M 8X 20 PLATED 3
138 1 26106-080302 BOLT M 8X 30 PLATED 3

Remarks
(1) GOVERNOR ASSY(FIG.12) IS
INCORPORATED IN THIS FUEL
INJECTION PUMP.(REF.NO.1).
* ECO PUMP
MAKE SURE TO UPDATE THE ENGINES
ECU INFORMATION WHEN REPLACING
THE ECO PUMP.
FAILING TO DO SO WILL RESULT IN
ENGINE MALFUNCTION.

(C)Copy Rights YANMAR CO.,LTD.

0CW10-G29100 0CW10-G29100 12. GOVERNOR
Fig.12. GOVERNOR (A)=4TNV98-ZWVC4U
(B)=
(D)=
(E)=
(C)= (F)=
REF. LEV. PARTS NO. DESCRIPTION Q'TY I R
(A) (B) (C) (D) (E) (F)
2 2 158560-61050 PACKING, CASE 1
19 2 129008-61301 NUT 1
22 2 158557-61720 SENSOR 1
23 2 158553-61780 GEAR,SENSOR 1
24 2 23414-120000 GASKET 12, ROUND 1
25 2 23887-120002 PLUG M12,HEX. 1
26 2 24341-000480 O-RING 1A S-48.0 1
27 2 26106-060252 BOLT M 6X 25 PLATED 10
28 2 26106-080252 BOLT M 8X 25 PLATED 3

Remarks
* THIS FIGURE(GOVERNOR ASSY)IS
INCORPORATED IN THE FUEL INJECTION
PUMP ASSY(FIG.11).
(C)Copy Rights YANMAR CO.,LTD.
0CW10-G29100 0CW10-G29100 13. FUEL INJECTION VALVE
Fig.13. FUEL INJECTION VALVE (A)=4TNV98-ZWVC4U
(B)=
(D)=
(E)=
(C)= (F)=
REF. LEV. PARTS NO. DESCRIPTION Q'TY I R
(A) (B) (C) (D) (E) (F)
1 1 729927-53300 FUEL INJECTOR(RDJ 4
2 2 114250-53080 NUT, NOZZLE CASE 4
3 2 129927-53100 HOLDER ASSY, NOZZLE 4
6 2 114250-53120 SPRING, NOZZLE 4
7 2 114250-53130 SEAT, NOZZLE SPRING 4
8 2 114250-53140 PLATE, STOP 4
9 2 114250-53210 PIN 8
10 2 129927-53300 NOZZLE ASSY 4
13 2 114250-53400 SHIM PACK 4
25 1 123907-11601 PIPE SEAL 4
26 1 123472-59120 BRACKET 2
27 1 129150-59120 RETAINER, INJ. PIPE 1
30 2 129150-59131 BOLT M4X14,HEX.SCKT. 2
32 1 129927-59810 PIPE ASSY, INJECTION 1
33 1 129927-59820 PIPE ASSY, INJECTION 1
34 1 129927-59830 PIPE ASSY, INJECTION 1
35 1 129927-59840 PIPE ASSY, INJECTION 1
36 1 26366-060002 NUT M 6 2

(C)Copy Rights YANMAR CO.,LTD.

0CW10-G29100 0CW10-G29100 14. FUEL LINE
Fig.14. FUEL LINE (A)=4TNV98-ZWVC4U
(B)=
(D)=
(E)=
(C)= (F)=
REF. LEV. PARTS NO. DESCRIPTION Q'TY I R
(A) (B) (C) (D) (E) (F)
1 1 129004-55612 BRACKET,FUEL FILTER 1
2 1 129936-55800 FILTER, FUEL OIL 1
3 1 26106-080302 BOLT M 8X 30 PLATED 2
4 1 129457-59010 PIPE ASSY, FUEL 1
5 2 124766-59050 CLAMP 12 2
6 2 129957-59120 PROTECTOR, FUEL PIPE 1
7 2 105025-59750 PIPE, FUEL OIL 1
8 1 129961-59310 PIPE ASSY, FUEL 1
9 2 124766-59050 CLAMP 12 2
10 2 129136-59110 PIPE, FUEL OIL 1
11 2 129961-59110 TUBE 1
12 1 121750-59890 CLAMP 140 1
13 1 129907-59140 PIPE ASSY,F.O.RETURN 1
14 1 123907-59540 JOINT BOLT M6 5
15 1 123907-59550 PACKING,FUEL RETURN 5
16 1 129927-59550 PIPE, FUEL RETURN 1
17 2 129263-49750 CORRUGATED TUBE 1
18 2 124722-59050 CLAMP 9 2
20 1 123907-59560 HOSE JOINT 4 1
21 1 22190-080002 SEAL WASHER 8S 1
22 1 129612-52100 FUEL PUMP 1
23 1 129242-55710 SEPARATOR ASSY 1
24 2 129242-55720 CUP(CLEAR 1
25 2 129242-55730 ELEMENT 1
26 2 129242-55740 PLUG,DRAIN 1
27 2 129242-55750 PLUG,BREATHER 1
28 2 129242-55760 PACKING,BREATHER 1
29 2 129242-55770 FLOAT 1
30 2 24311-000160 O-RING 1A P-16.0 1
31 2 24321-000750 O-RING 1A G-75.0 1

(C)Copy Rights YANMAR CO.,LTD.

0CW10-G29100 0CW10-G29100 15. STARTING MOTOR
Fig.15. STARTING MOTOR (A)=4TNV98-ZWVC4U
(B)=
(D)=
(E)=
(C)= (F)=
REF. LEV. PARTS NO. DESCRIPTION Q'TY I R
(A) (B) (C) (D) (E) (F)
1 1 129940-77010 STARTER 12V,3KW 1
1-1 1 123900-77010 STARTER 1 N
(A=*2009.07.)
2 2 129940-77100 ARMATURE ASSY 1 Z
(A=*2009.07.)
5 2 129940-77130 COIL ASSY, FIELD 1 Z
(A=*2009.07.)
6 3 129940-77140 SCREW, POLE CORE SET 4 Z
(A=*2009.07.)
7 3 129940-77150 O-RING 1 Z
(A=*2009.07.)
8 3 129940-77160 BRUSH (+) 2 Z
(A=*2009.07.)
9 2 129940-77170 COVER, REAR 1 Z
(A=*2009.07.)
10 2 129940-77180 HOLDER, BRUSH 1 Z
(A=*2009.07.)
11 3 129940-77190 SPRING, BRUSH 1 Z
(A=*2009.07.)
12 3 129940-77200 BRUSH (-) 2 Z
(A=*2009.07.)
13 2 129940-77210 SWITCH ASSY,MAGNETIC 1 Z
(A=*2009.07.)
14 2 129940-77220 HOUSING, GEARS 1 Z
(A=*2009.07.)
15 2 129940-77230 RETAINER, BEARING 1 Z
(A=*2009.07.)
16 2 129940-77240 SHIFT LEVER SET 1 Z
(A=*2009.07.)
17 2 129940-77250 COVER ASSY, DUST 1 Z
(A=*2009.07.)
18 2 129940-77260 THROUGHT BOLT 2 Z
(A=*2009.07.)
19 2 129940-77270 BOLT M6X 20 4 Z
(A=*2009.07.)
20 2 129940-77280 SCREW M4X 10 2 Z
(A=*2009.07.)
21 2 123900-77510 PINION ASSY 1
22 3 123900-77520 CLUTCH ASSY 1
23 4 X2240610100 BALL BEARING (3 2
24 3 123900-77540 SHAFT, PINION 1
25 3 119131-77550 STOPPER KIT, PINION 1
29 2 121254-77810 TERMINAL COVER 1 Z
(A=*2009.07.)
30 2 114371-79070 BOLT M 6X 37 2 Z
(A=*2009.07.)
31 2 123900-77400 ARMATURE ASSY 1 W
(A=*2009.07.)
34 2 123900-77440 COIL ASSY, FIELD 1 W
(A=*2009.07.)
35 3 123900-77450 BRUSH (+) 2 W

++ CONTINUE ++ (C)Copy Rights YANMAR CO.,LTD.

0CW10-G29100 0CW10-G29100 15. STARTING MOTOR
Fig.15. STARTING MOTOR (A)=4TNV98-ZWVC4U
(B)=
(D)=
(E)=
(C)= (F)=
REF. LEV. PARTS NO. DESCRIPTION Q'TY I R
(A) (B) (C) (D) (E) (F)
(A=*2009.07.)
36 2 123900-77460 COVER, REAR 1 W
(A=*2009.07.)
37 2 123900-77480 HOLDER, BRUSH 1 W
(A=*2009.07.)
38 3 123900-77450 BRUSH (+) 2 W
(A=*2009.07.)
39 3 121254-77590 SPRING, BRUSH 4 W
(A=*2009.07.)
40 2 129900-77591 SWITCH ASSY,MAGNETIC 1 W
(A=*2009.07.)
41 2 123900-77610 RETAINER, BEARING 1 W
(A=*2009.07.)
42 2 129900-77620 SHIFT LEVER SET 1 W
(A=*2009.07.)
43 2 123900-77640 THROUGHT BOLT 2 W
(A=*2009.07.)
44 2 123900-77650 COVER ASSY, DUST 1 W
(A=*2009.07.)
45 2 123900-77710 HOUSING, GEARS 1 W
(A=*2009.07.)
46 2 171008-77750 COVER, M TERMINAL 1 W
(A=*2009.07.)
47 1 26116-120252 BOLT M12X 25 PLATED 2

(C)Copy Rights YANMAR CO.,LTD.

0CW10-G29100 0CW10-G29100 16. GENERATOR
Fig.16. GENERATOR (A)=4TNV98-ZWVC4U
(B)=
(D)=
(E)=
(C)= (F)=
REF. LEV. PARTS NO. DESCRIPTION Q'TY I R
(A) (B) (C) (D) (E) (F)
1 1 129795-01900 STUD 1
2 1 119626-77210 ALTERNATOR ASSY 1
3 2 X9490561001 NUT 1
4 2 129052-77380 ROTATOR ASSY 1
5 3 123501-79240 BEARING, BALL 1
6 3 119620-79250 COVER, BEARING 1
7 2 129052-77422 FRAME ASSY 1
8 3 119620-79200 BALL BEARING 1
9 3 119620-79210 PLATE 1
10 3 119620-79220 SCREW 4
11 3 119620-79230 BOLT, STUD 2
12 2 128401-77440 FLAME 1
13 2 119620-77461 PULLEY 1
14 2 119620-77471 NUT 1
15 2 119620-77490 COLLAR 1
16 2 119626-77710 REGULATOR ASSY 1
17 2 129052-79260 HOLDER,SUB,RECTIFIER 1
18 2 129052-79270 HOLDER, BRUSH 1
19 2 119620-79290 SCREW 6
20 2 119620-79300 SCREW 1
21 2 119620-79310 BOLT 3
22 2 119620-79320 SCREW W/WASHER 2
23 2 119620-79330 BOLT 2
24 2 119620-79340 INSULATION BUSH 1
25 2 119620-79350 NUT 2
26 2 119626-77450 COVER, END, RR 1
27 1 26306-100002 NUT 1
28 1 129916-77300 ADJUSTER 1
29 1 119810-77340 BOLT 1
30 1 26014-080252 BOLT M 8X 25 1
31 1 129927-77690 WASHER(ECU 3

(C)Copy Rights YANMAR CO.,LTD.

0CW10-G29100 0CW10-G29100 17. TENSTION PULLEY
Fig.17. TENSTION PULLEY (A)=4TNV98-ZWVC4U
(B)=
(D)=
(E)=
(C)= (F)=
REF. LEV. PARTS NO. DESCRIPTION Q'TY I R
(A) (B) (C) (D) (E) (F)
1 1 129457-96200 PULLEY ASSY, TENSION 1
2 2 129457-96230 PULLEY, TENSION 1
3 2 24104-062024 BALL BEARING 1
4 1 121851-96240 SPACER 1
5 1 22137-100000 WASHER 10,POLISHED 1
6 1 26106-100402 BOLT M10X 40 PLATED 1
7 1 129906-96950 TENSION CMP, DEVICE 1
8 2 129457-96200 PULLEY ASSY, TENSION 1
9 3 129457-96230 PULLEY, TENSION 1
10 3 24104-062024 BALL BEARING 1
11 2 129906-96930 ARM, TENSION 1
12 2 22137-100000 WASHER 10,POLISHED 1
13 2 26306-100002 NUT 1

(C)Copy Rights YANMAR CO.,LTD.

0CW10-G29100 0CW10-G29100 18. ELECTRONIC CONTROL UNIT (ECU)
Fig.18. ELECTRONIC CONTROL UNIT (ECU) (A)=4TNV98-ZWVC4U
(B)=
(D)=
(E)=
(C)= (F)=
REF. LEV. PARTS NO. DESCRIPTION Q'TY I R
(A) (B) (C) (D) (E) (F)
I 1 1 129939-75060 ECU CM(4TNV98-ZWVC4U 1 1
I 11 2 129927-77600 SHIELD,ECU 1
I 12 2 129927-77680 COLLAR, CONTROLLER 3
I 13 2 119578-91351 RUBBER, CUSHION 3
I 14 2 22877-500080 SCREW, 5.0 X 8 6
19 1 129927-75900 ECU ASSY, YANMAR 1 2
20 2 129927-77600 SHIELD, ECU 1
21 2 129927-77680 COLLAR 3
22 2 119578-91351 RUBBER, CUSHION 3
23 2 22877-500080 SCREW, M5X8 6

Remarks
(1)ECO ECU
THIS PART CANNOT BE ORDERED.
REPLACE THE PART USING A SERVICE
ECU WITH THE PROPER ENGINE
INFORMATION INSTALLED.
(2)SERVICE ECU
IF THE PROPER INFORMATION IS NOT
INSTALLED, THE ENGINE WILL NOT
OPERATE.
TO INSTALL PROPER INFORMATION,
GO TO AN AUTHORIZED DISTRIBUTOR.

(C)Copy Rights YANMAR CO.,LTD.

0CW10-G29100 0CW10-G29100 19. GASKET SET
Fig.19. GASKET SET (A)=4TNV98-ZWVC4U
(B)=
(D)=
(E)=
(C)= (F)=
REF. LEV. PARTS NO. DESCRIPTION Q'TY I R
(A) (B) (C) (D) (E) (F)
1 1 729927-92680 GASKET SET(NON-ASB.) 1 1
2 2 129907-01331 GASKET,CYLINDER HEAD 1
3 2 129900-32030 O-RING P20 2
4 2 129900-32040 O-RING P14 1
5 2 24311-000070 O-RING 1A P-7.0 1
6 2 24351-030750 PACKING, 3075 1
7 2 24311-000320 O-RING 1A P-32.0 3
8 2 119803-11340 SEAL, VALVE STEM(EXH 8
9 2 124160-11340 SEAL, VALVE STEM(INT 8
10 2 119802-11870 PROTECTOR, NOZZLE 4
11 2 119625-11880 SEAT, NOZZLE 4
12 2 24311-000120 O-RING 1A P 12.0 8
13 2 129933-11310 GASKET, BONNET 1
14 2 129907-12110 PACKING(INT.MANIFOLD 1
15 2 119129-77020 GASKET 1
16 2 121850-77021 GASKET, (NON-ASB.) 1
17 2 129900-13251 GASKET 1
18 2 129927-13810 GASKET, EGR PIPE 1
19 2 129927-13910 GASKET(EGR-V IN 1
20 2 129927-13920 GASKET(EGR-V OUT 1
21 2 129930-13201 GASKET, SILENCER 1
22 2 24341-000530 O-RING 1A S-53.0 1
23 2 24321-000600 O-RING 1A G-60.0 1
24 2 22190-080002 SEAL WASHER 8S 7
25 2 129900-42020 GASKET, CW-P 1
26 2 121850-49540 GASKET, THERMOSTAT 1
27 2 121850-49550 GASKET, THERMOSTAT 1
28 2 22190-120002 SEAL WASHER 12 1
29 2 129900-49870 GASKET, CASE 1
30 2 23414-080000 GASKET 8, ROUND 1
31 2 124465-44950 GASKET 16 2
32 2 123907-59550 PACKING,FUEL RETURN 5
33 1 129400-92450 FLEX HONE 1 1
34 1 977770-1207F GASKET.LIQUID 1 1

Remarks
(1) OPTIONAL PART.
(C)Copy Rights YANMAR CO.,LTD.
 Part Number Index
All parts are stipulated in the order of part numbers.
(Depending on the area in which the part is used.)
This index will display the location of the part according to each part number.
MODEL : 4TNV98-ZWVC4U
PC NO : 0CW10-G29100
PARTS No. INDEX
PARTS No. Fig. Ref.No. PARTS No. Fig. Ref.No. PARTS No. Fig. Ref.No. PARTS No. Fig. Ref.No.
105025-59750 14 7 119852-51630 11 68 123907-59550 19 32 129457-59010 14 4
114250-53080 13 2 119852-51640 11 69 123907-59560 14 20 129457-96200 17 1
114250-53120 13 6 119852-51650 11 71 123912-33050 9 2 8
114250-53130 13 7 119934-59910 11 129 123912-33100 9 3 129457-96230 17 2
114250-53140 13 8 120130-22301 8 21 124160-01751 2 24 9
114250-53210 13 9 121254-77590 15 39 4 51 129466-49300 9 9
114250-53400 13 13 121254-77810 15 29 124160-11340 4 17 129612-52100 14 22
114371-79070 15 30 121450-42450 10 33 19 9 129657-51590 11 58
119005-35160 9 19 121520-34810 9 15 124160-11360 4 67 129657-51600 11 59
119005-77051 5 9 121750-59890 14 12 124465-44950 10 34 129795-01900 16 1
119129-77020 5 7 121850-21130 8 11 19 31 129900-01200 1 27
19 15 121850-21290 8 4 124722-59050 14 18 129900-01250 1 4
119129-77520 5 10 121850-21920 8 5 124766-59050 14 5 129900-01620 3 2
119131-18320 6 5 121850-49540 10 22 9 129900-01740 2 26
119131-77550 15 25 19 26 128401-77440 16 12 129900-01850 2 35
119578-91351 18 13 121850-49550 10 23 129001-91810 2 27 129900-01870 2 36
22 19 27 37 129900-02020 1 6
119593-11301 4 31 121850-49800 10 24 129004-55612 14 1 129900-02341 1 32
119620-01750 3 4 121850-77021 5 8 129005-59830 9 33 129900-02410 1 9
119620-11180 4 15 19 16 129008-61301 12 19 129900-02931 1 24
119620-77461 16 13 121851-96240 17 4 129052-77380 16 4 129900-02941 1 35
119620-77471 16 14 123472-59120 13 26 129052-77422 16 7 129900-13251 6 3
119620-77490 16 15 123501-79240 16 5 129052-79260 16 17 19 17
119620-79200 16 8 123900-25060 7 9 129052-79270 16 18 129900-14100 7 6
119620-79210 16 9 123900-77010 15 1 -1 129100-01580 2 1 129900-21200 8 3
119620-79220 16 10 123900-77400 15 31 3 1 129900-21600 8 14
119620-79230 16 11 123900-77440 15 34 129103-49301 9 8 129900-23001 8 23
119620-79250 16 6 123900-77450 15 35 129136-59110 14 10 129900-23200 8 26
119620-79290 16 19 38 129150-02450 7 4 129900-23601 8 27
119620-79300 16 20 123900-77460 15 36 129150-11230 4 39 129900-23611 8 30
119620-79310 16 21 123900-77480 15 37 43 129900-23911 8 29
119620-79320 16 22 123900-77510 15 21 129150-11750 4 20 129900-25100 7 10
119620-79330 16 23 123900-77520 15 22 40 129900-32001 2 4
119620-79340 16 24 123900-77540 15 24 44 129900-32030 2 16
119620-79350 16 25 123900-77610 15 41 129150-14200 7 1 9 20
119625-11880 4 27 123900-77640 15 43 129150-25920 7 13 19 3
19 11 123900-77650 15 44 129150-59120 13 27 129900-32040 2 17
119626-77210 16 2 123900-77710 15 45 129150-59131 13 30 19 4
119626-77450 16 26 123907-03100 4 56 129242-55710 14 23 129900-42020 10 11
119626-77710 16 16 123907-03110 4 57 129242-55720 14 24 19 25
119640-61400 4 62 123907-03120 4 58 129242-55730 14 25 129900-49870 10 29
119761-39450 9 28 123907-03140 4 59 129242-55740 14 26 19 29
119802-11870 4 26 123907-11280 4 36 129242-55750 14 27 129900-77591 15 40
19 10 123907-11550 4 4 129242-55760 14 28 129900-77620 15 42
119802-13680 6 4 123907-11601 13 25 129242-55770 14 29 129902-21000 8 1
119802-51680 11 63 123907-11820 4 22 129263-13210 6 2 129906-01640 3 9
119802-51690 11 64 123907-11830 4 21 129263-49750 14 17 129906-01700 3 8
119803-11340 4 16 123907-39500 9 31 129263-77941 11 122 129906-07200 9 18
19 8 123907-59540 14 14 129400-92450 19 33 129906-34851 9 16
119810-77340 16 29 123907-59550 14 15 129418-18320 6 6 129906-35150 9 17

-1-
MODEL : 4TNV98-ZWVC4U
PC NO : 0CW10-G29100
PARTS No. INDEX
PARTS No. Fig. Ref.No. PARTS No. Fig. Ref.No. PARTS No. Fig. Ref.No. PARTS No. Fig. Ref.No.
129906-51580 11 56 129927-13910 19 19 129940-77200 15 12 729927-22950 8 34
129906-96930 17 11 129927-13920 6 14 129940-77210 15 13 729927-53300 13 1
129906-96950 17 7 19 20 129940-77220 15 14 729927-92680 19 1
129907-01331 1 28 129927-22050 8 17 129940-77230 15 15 729939-51330 11 1
19 2 129927-22080 8 15 129940-77240 15 16 977770-1207F 19 34
129907-03011 4 53 129927-39060 9 29 129940-77250 15 17 X2240610100 15 23
129907-03061 4 54 129927-42000 10 1 129940-77260 15 18 X9490561001 16 3
129907-03070 4 55 129927-44900 10 18 129940-77270 15 19
129907-07900 4 1 129927-49610 10 35 129940-77280 15 20
129907-11100 4 12 129927-51250 11 136 129944-01500 2 3
129907-11110 4 13 129927-51300 11 21 129953-25300 7 15
129907-11120 4 14 129927-51340 11 31 129953-35000 9 21
129907-11250 4 33 129927-51650 11 120 129957-59120 14 6
129907-11260 4 34 129927-51660 11 121 129960-21640 8 8
129907-11270 4 35 129927-51670 11 124 129961-59110 14 11
129907-11341 4 32 129927-53100 13 3 129961-59310 14 8
129907-11510 4 18 129927-53300 13 10 144626-51090 11 9
129907-11650 4 37 129927-59550 14 16 158552-51570 11 54
129907-11660 4 41 129927-59810 13 32 158552-51580 11 57
129907-11800 4 25 129927-59820 13 33 158552-51670 11 125
129907-11910 4 28 129927-59830 13 34 158552-51781 11 96
129907-11920 4 45 129927-59840 13 35 158552-52100 11 127
129907-11950 4 29 129927-75900 18 19 158552-52310 11 102
129907-12110 5 1 129927-77600 18 11 158552-52400 11 103
19 14 20 158552-52500 11 128
129907-14400 7 2 129927-77680 18 12 158553-51670 11 62
129907-21510 8 12 21 158553-51680 11 74
129907-25900 7 16 129927-77690 16 31 158553-61780 12 23
129907-33010 9 1 129930-13201 6 17 158557-51570 11 55
129907-42450 10 14 19 21 158557-61720 12 22
129907-49050 9 5 129933-11310 4 61 158560-51600 11 67
129907-49630 9 10 19 13 158560-61050 12 2
129907-49650 9 12 129936-55800 14 2 158563-51150 7 17
129907-51560 11 53 129939-07920 4 2 11 12
129907-59140 14 13 129939-12100 5 3 158563-51281 11 19
129908-14581 7 3 129939-12150 5 2 20
129908-33101 9 4 129939-13120 6 1 158563-51330 11 30
129916-01790 3 7 129939-49630 10 39 158600-51270 11 18
129916-01800 2 34 129939-49800 10 17 158601-51550 11 52
129916-21610 8 7 129939-75060 18 1 158601-51650 11 123
129916-21680 8 9 129940-42290 10 16 158601-51770 11 95
129916-49530 10 20 129940-77010 15 1 158601-51790 11 97
129916-77300 16 28 129940-77100 15 2 171008-77750 15 46
129927-11320 4 52 129940-77130 15 5 171031-11741 2 30
129927-11700 4 5 129940-77140 15 6 171051-01921 1 5
129927-13800 6 8 129940-77150 15 7 175339-79700 4 63
129927-13810 6 9 129940-77160 15 8 729900-02801 1 29
19 18 129940-77170 15 9 729906-01550 2 32
129927-13900 6 12 129940-77180 15 10 729927-01560 1 1
129927-13910 6 13 129940-77190 15 11 729927-22900 8 32

-2-