Valves not working correctly?

[Chris]

I am having a problem with the roof/side nozzles not coming on or off at all or sometimes at the same time? any suggestions?

 

[DiamondWash]

What equipment are speaking of here?
Tunnel wash, IBA ???

 

[Chris]

Karcher CWP 8000

Sorry it is a Karcher CWP 8000

 

[BoomerSooner]

Hey Chris, where in TX are you located?

 

[mr-gte]

Zone valves

Look for worn ball valve assembly
Private message me for more details.
Mike