Generac Power Systems 5254, 5252, 5251, 5255, 5253 owner manual Description QTY

Section 9 — Exploded Views and Parts Lists

Air-cooled Generators

13 & 16kW, GT-990 Engine – Drawing No. 0F9430-E - Part 1

ITEM	PART NO.	QTY.	DESCRIPTION		ITEM	PART NO.	QTY.	DESCRIPTION
1	0C5729	1	ASSEMBLY, CRANKCASE HOUSING WITH	34		043790	1	BARBED ELBOW 90 3/8NPT X 3/8
			SLEEVE	35		0E9842	1	SEAL, 42 I.D. CRANKSHAFT
2	0E9843	1	SEAL, 38 I.D. CRANKSHAFT	36		0C5731	1	ASSEMBLY, HOUSING COVER WITH
3	090388	3	SCREW, TAPTITE M6-1.0 X 12 YC					SLEEVE
4	0C5372	1	ASSEMBLY, BREATHER	37		0C3006	10	SCREW, HHFC M10-1.5 X 55
5	0C3005	1	GASKET, BREATHER COVER	38		080318	8	SCREW HHFC M6-1.0 X 25
6	0E3372B	1	SEPARATOR, OIL BREATHER	39		093064	1	ASSEMBLY, OIL FILL CAP
7	0D8067A	1	ASSEMBLY, HEAD #1 G&S	40		0G1839	2	LIFT HOOK GT990/760
8	071983	4	RETAINER, PISTON PIN 20	41		0D2723D	1	ROCKER, COVER WITH OIL FILL
9	0C2981F	1	ROCKER, COVER NO OIL FILL	42		0C2979	2	GASKET, VALVE COVER
11	0E2985	2	PISTON, HC	43		086515	8	KEEPER, VALVE SPRING
12	021533	2	SET, PISTON RING 90MM	44		0D2274	4	RETAINER, VALVE SPRING
13	0E1466	2	PIN PISTON	45		0D3867	4	SPRING, VALVE
14	0D4041	1	ASSEMBLY, CAMSHAFT & GEAR	46		078672	2	SEAL, VALVE STEM D7
15	0C2977	1	GASKET, CRANK CASE	47		0C5371	4	WASHER, VALVE SPRING
16	0C5943	1	SEAL, OIL PASSAGE	48		072694	4	STUD, ROCKER ARM PIVOT
17	0G0140E	1	ASSEMBLY, CRANKSHAFT HORIZONTAL	49		0D5313	4	ROCKER ARM
			DIRECT DRIVE	50		0D3998	4	NUT HEX M8-1.0 G8 YEL CHR
18	0E3223	2	ASSEMBLY, CONNECTING ROD	51		0D6024	2	PLATE, PUSH ROD GUIDE
19	0D2157	2	SCREW SHC M6-1.0 X 50 G8.8	52		0C2976	12	SCREW HHFC M8-1.25 X 65
20	0E6098	1	SCREEN, OIL PICKUP	53		086516	2	VALVE, EXHAUST
21	0D4123A	1	ASSEMBLY, OIL PUMP	54		0C2229	2	VALVE, INTAKE
22	0E8152	1	O-RING .49 ID X .07 THICK	55		083897	4	TAPPET, SOLID
23	0C3011	2	COVER, OIL RELIEF	56		0D8067B	1	ASSEMBLY, HEAD #2 G&S
24	0C3009	2	SPRING, OIL RELIEF	57		0D9853D	4	PUSHROD, 147
25	0C3010	2	BALL, 1/2D OIL RELIEF	58		0C2978	2	GASKET, HEAD
26	093873	2	WASHER, LOCK RIB M6	59		0D4010	1	KIT GASKET
27	0F5458	1	SCREW, PLASTITE HI-LOW #10	60		0D4012	1	KIT BREATHER ASSEMBLY
28	0C3027	3	O-RING, 3/8” X 1/2”	61		0D8675A	1	KIT HEAD ASSEMBLY CYLINDER 1
29	0C5998	1	CLAMP, OIL TUBE	62		0D8675B	1	KIT HEAD ASSEMBLY CYLINDER 2
30	0D4497	1	PLUG-CRANKCASE	63		0D4015	1	KIT OIL RELIEF
31	0F2664C	1	ASSEMBLY, DIPSTICK WITH HANDLE	64		078699C	2	SLEEVE DOWEL PIN 14 DIA.
32	0C5305	1	TUBE, DIPSTICK	65		078699B	4	SLEEVE DOWEL PIN 12 DIA.
33	0D6147	7	SCREW HHFC M6-1.0 X 10mm

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