Cleaning an airblast sprayer

Next to sprayer math, cleaning the sprayer is one of the more distasteful aspects of airblast spraying. It’s time-consuming, you never really know when you’re finished, and sprayer manufacturers and pesticide labels offer only limited guidance. Clean sprayer rinsate often looks and smells exactly like contaminated sprayer rinsate. When airblast sprayers are not cleaned as […]

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Remove and scrub your filters

This article was co-developed by Mike Cowbrough, OMAFRA Weed Management Specialist in Field Crops Why scrub filters? Why do we ask you to manually scrub residue from sprayer filters and housings before changing chemistries? Here are three reasons why rinsing in-place may not be good enough: There is potential for biologically-active levels of residue to […]

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Continuous rinsing for airblast sprayers

Why Rinse? Airblast sprayers are not rinsed as frequently or as diligently as field sprayers. This is primarily because they are not used to spray herbicides, so residue carry-over doesn’t incur an immediately obvious penalty. The typical operator rinses prior to long-term storage or when cross contamination might cause some form of antagonism (e.g. dormant […]

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Is Your Pressure Gauge Accurate?

AAMS-SALVARANI Gauge tester

Here’s an oldie-but-a-goodie filmed in New Hampshire in June, 2014. It’s something to keep in mind when you’re getting your sprayer ready for spring service. We were at a train-the-trainer event when someone asked: If pressure is critical to spray quality and rate, how do you know if your gauge is accurate? A great question, […]

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Recirculating Booms – Introduction to the Concept

A lot of people are intimidated by sprayer plumbing. One look at the spaghetti bowl of spray mix and hydraulic hoses and valves, and they walk away. It hasn’t helped that much of it is concealed under the frame and all of it is in the same black colour, so figuring it out on your […]

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