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3 - Description
Boom Prime
BoomPr ime is a low pressure circulation system, which primes the spray boom tubes pr ior to spr aying, ensuring a
homogeneous fluid in the boom tubes and in the main tank. Be low the illustration shows the BoomPrime system for the
boom. Components are explained in the diagrams for the liquid systems.
A
B
• The BoomPrime system is attached to each end of a boom section (A).
• The boom spray sections are fe d into the middle of each section (B).
Liquid for BoomPrime is led through a valve (D) just before the flowmeter (F). This valve operates in opposite phase:
Operating state
Section valves
Spraying
Open
Not spraying
Closed
When priming, the direction of liquid flow will be re versed. The liquid will be fed into the nozzle pipes from e ach end, and
they will then retur n any water back to the main tank through the return line for EFC section valves (C).
The BoomPrime pressure is adjusted by the handle on the control valve (E), which includes a pressure gauge.
For adjustment, see the se ction "BoomPrime Adjustment".
50
C
A
A
B
BoomPrime valve
Closed
Open
A
A
B
D
A
A
B
A
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