EC55B Main control valve, boom 1 and bucket and dipper arm 2 and outlet. None 8278836-8278837 NoneNone None Autodata Volvo online

Volvo EC55B None

S/N start	S/N end	Variant
30001	None	134015
50001	None	134015

912.500. Main control valve, boom 1 and bucket and dipper arm 2 and outlet. 8278836-8278837 `

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Parts on group Main control valve, boom 1 and bucket and dipper arm 2 and outlet.:

Pos.	Part No	Qty	Parts name	Comments
	SA7250M21814	[1]	Valve_assy	Boom 1 SER NO 30001-34475
	SA14540307M	[1]	Valve_assy	SER NO 34476- SER NO 50130-
1.	SA7251-20712	[1]	Body
2.	VOE990677	[1]	O-ring
3.	VOE14540308	[1]	Spool
4.	SA7253-03021	[1]	Guide
5.	VOE14507529	[1]	Spring
6.	SA7253-03041	[1]	Washer
7.	SA7253-03051	[1]	Bolt
8.	VOE978129	[2]	O-ring
9.	SA7253-03121	[1]	Cap
10.	SA7253-03150	[1]	Cap
11.	VOE955919	[4]	Spring washer
12.	SA9016-10605	[4]	Hex. socket screw
13.	VOE15173389	[2]	Relief valve
14.	VOE990549	[2]	O-ring	SER NO 30001-34475 SER NO 50001-50129
15.	SA7253-03272	[2]	Control plunger	SER NO 30001-34475 SER NO 50001-50129
	SA7253-03272	[1]	Control plunger	SER NO 34476- SER NO 50130-
16.	SA7253-03211	[1]	Stay
17.	SA7253-03221	[1]	Spring
18.	SA7253-03231	[1]	Stay
19.	SA7253-03191	[1]	Spring
20.	SA7253-03200	[1]	Cap
21.	VOE990557	[1]	O-ring
22.	VOE983495	[1]	O-ring
23.	SA9415-11012	[1]	Plug
24.	VOE14607601	[1]	Valve
25.	SA7253-03260	[1]	Spring
26.	SA7253-03281	[1]	Pin	SER NO 30001-34500
27.	SA7253-03292	[1]	Plunger	SER NO 30001-34500
28.	SA7253-03304	[1]	Sleeve	SER NO 30001-34475 SER NO 50001-50129
	VOE14540309	[1]	Valve	SER NO 34476- SER NO 50130-
29.	SA7253-03311	[1]	Cap	SER NO 30001-34500
30.	SA7253-03330	[1]	Ring	SER NO 30001-34500
31.	VOE14880635	[4]	Plug
32.	VOE990563	[2]	O-ring	SER NO 30001-34500
33.	VOE990547	[1]	O-ring	SER NO 30001-34500
34.	SA7253-03471	[1]	Block	SER NO 30001-34500
	SA7250M21824	[1]	Valve_assy	Bucket
35.	SA7251-20693	[1]	Body
36.	VOE990677	[1]	O-ring
37.	SA7252-01103	[1]	Spool
38.	SA7253-03021	[1]	Guide
39.	VOE14507529	[1]	Spring
40.	SA7253-03041	[1]	Washer
41.	SA7253-03051	[1]	Bolt
42.	VOE978129	[2]	O-ring
43.	SA7253-03121	[1]	Cap
44.	SA7253-03150	[1]	Cap
45.	VOE955919	[4]	Spring washer
46.	SA9016-10605	[4]	Hex. socket screw
47.	VOE15173389	[2]	Relief valve
48.	SA7253-03211	[1]	Stay
49.	SA7253-03221	[1]	Spring
50.	SA7253-03231	[1]	Stay
51.	SA7253-03191	[1]	Spring
52.	SA7253-03200	[1]	Cap
53.	VOE990557	[1]	O-ring
	SA14519805M	[1]	Valve_assy	Arm 2
54.	VOE14503808	[1]	Body
55.	VOE990677	[1]	O-ring
56.	VOE14516666	[1]	Spool
57.	SA7253-03021	[1]	Guide
58.	SA7253-03111	[1]	Spring
59.	SA7253-03041	[1]	Washer
60.	SA7253-03051	[1]	Bolt
61.	VOE978129	[2]	O-ring
62.	SA7253-03121	[1]	Cap
63.	SA7253-03150	[1]	Cap
64.	VOE955919	[4]	Spring washer
65.	SA9016-10605	[4]	Hex. socket screw
66.	SA7253-03211	[1]	Stay
67.	SA7253-03221	[1]	Spring
68.	SA7253-03200	[1]	Cap
69.	VOE990557	[1]	O-ring
70.	SA7253-03231	[1]	Stay
71.	SA7253-03191	[1]	Spring
	SA7250M21842	[1]	Valve	Outlet
72.	SA7251-30531	[1]	Cover
73.	SA9415-11022	[1]	Plug
74.	VOE983502	[1]	O-ring
75.	VOE990677	[1]	O-ring
100.	VOE14504879	[1]	Sealing Kit