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Maintenance
Recommended Maintenance Schedule(s)
Maintenance Service
Interval
Every 200 hours
Cleaning the Flowmeter
Service Interval: Every 200 hours
1.
Thoroughly rinse and drain the entire spraying
system.
2.
Remove the flowmeter from the sprayer and
flush it with clean water.
3.
Remove the retainer ring on the upstream side
(Figure
22).
Figure 22
1. Modified flanged body
2. Rotor or magnet assembly 7. Cable clamp
3. Hub or bearing assembly
4. Hub assembly (with
keyway up)
5. Retainer ring
4.
Clean the turbine and the turbine hub to remove
metal filings and any wettable powders.
5.
Inspect the turbine blades for wear.
Note:
Hold the turbine in your hand and spin
it. It should spin freely with very little drag. If it
does not spin freely, replace it.
6.
Assemble the flowmeter.
7.
Install the sensor until it gently touches the
bottom of the housing.
8.
Carefully tighten the sensor retaining nuts.
Maintenance Procedure
• Clean the flowmeter (more often when using wettable powders).
g012934
6. Turbine-stud assembly
8. Thread screw
9. Sensor assembly
9.
Use a low pressure (50 kPa or 5 psi) air jet to
ensure that the turbine spins freely. If it does not
spin freely, loosen the hex stud on the bottom of
the turbine hub by 1/16 of a turn until the turbine
spins freely.
Cleaning the Display
Screen
Clean the screen, when needed, with mild soap and
water.
Note:
Avoid using window cleaners and any cleaners
with solvents.
15
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