46
VERSION 05/2018
ORDER NUMBER DOC 2312956
GA 4000ACIC
9
TROUBLESHOOTING AND RECTIFICATION
Functional fault
Cause
Remedy
See Chapter
Insufficient product
output
Nozzle too small
Select larger nozzle.
Product pressure too
low.
Increase product pressure.
Filter upstream of gun
or high-pressure filter
clogged at pump.
Clean or replace filter.
Nozzle clogged.
Clean the nozzle.
The valve rod path is too
short.
Increase the control air pressure.
Replace the valve rod.
Poor spray pattern
Atomizing air incorrectly
adjusted.
Readjust the atomizing air.
Nozzle is too large.
Select a smaller nozzle.
Nozzle worn.
Replace the nozzle.
Product pressure too
low.
Increase the product pressure at
pump.
The product viscosity is
too high.
Dilute the spray product
in accordance with the
manufacturer's instructions.
Nozzle partially clogged. Clean the nozzle.
The drilled holes in the
air cap are damaged or
clogged.
Clean or replace the air cap.
Incorrectly selected air
cap.
Use suitable air cap (high
viscosity/low viscosity).
Air valve leaking / air
leaks
The seals on the valve
rod are damaged or
the valve rod itself is
damaged.
Replace the entire valve rod or
the individual seals.
Air valve seals are leaky.
Replace the air valve seal.
Packing leaking.
Packing worn.
Replace packing.
Spray gun will not shut
off correctly/product
valve leaking.
The valve seat or the
valve ball is damaged.
Replace the parts.
Содержание GA 4000ACIC-S
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