Delavan
Farming

Model # 9904 Official Delavan boom control valve

Here are the diagrams and repair parts for Official Delavan 9904 boom control valve, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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Showing 10 of 17 parts  |

Body-9902 5597
#2A

Select-a-spray control valve models diagram

Body-9902

Part #5597

The manufacturer no longer makes this part, and there's no substitute part

Body-9904 5599
#2C

Select-a-spray control valve models diagram

Body-9904

Part #5599

The manufacturer no longer makes this part, and there's no substitute part

Shaft 10028
#5

Select-a-spray control valve models diagram

Shaft

Part #10028

The manufacturer no longer makes this part, and there's no substitute part

Body-9901 5596
#2

Select-a-spray control valve models diagram

Body-9901

Part #5596

The manufacturer no longer makes this part, and there's no substitute part

Roll Pin 680
Roll pin

Part #680

The manufacturer no longer makes this part, and there's no substitute part

Disc 674A
#7

Select-a-spray control valve models diagram

Disc

Part #674A

The manufacturer no longer makes this part, and there's no substitute part

Gasket 678
#9

Select-a-spray control valve models diagram

Gasket

Part #678

The manufacturer no longer makes this part, and there's no substitute part

3/4" Tube (includes #25-8175 Lower Spring Grip) N/P

#NI

All parts diagram

3/4" tube (includes #25-8175 lower spring grip)

Part #N/P

The manufacturer no longer makes this part, and there's no substitute part

Spring W/plg 10026
#12

Select-a-spray control valve models diagram

Spring w/plg

Part #10026

The manufacturer no longer makes this part, and there's no substitute part

Screw 683
#13

Select-a-spray control valve models diagram

Screw

Part #683

The manufacturer no longer makes this part, and there's no substitute part

Repair guides for canister vacuums

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How to replace a vacuum suction motor

The suction motor on a vacuum creates the draw of air at the cleaning head that picks up dirt. If the vacuum won't run, …

Repair difficulty
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How to replace a vacuum power head ribbed drive belt

How to replace a vacuum power head ribbed drive belt

Some canister vacuums have a ribbed drive belt that spins the brush roll on a power brush attachment. If the brush roll …

Repair difficulty
Time required
 30 minutes or less
How to replace a vacuum power head cogged drive belt

How to replace a vacuum power head cogged drive belt

If the power brush isn't working well because the cogged drive belt is slipping, take a few minutes to replace the belt.…

Repair difficulty
Time required
 15 minutes or less