7
TROUBLESHOOTING
Certain conditions could occur to cause a malfunction or unsatisfactory
operation of the spray nozzle. These conditions are addressed in the table
below:
Problem
Possible Cause
Poor spray
performance
Clogged spray tip. Remove spray tip and clean orifice or
replace tip.
No fluid flow
Clogged spray tip. Remove spray tip and clean orifice or
replace tip.
Debris in fluid passages. Disassemble nozzle and clean fluid
passages.
Plunger not operational. Check coil for nominal resistance of
67 Ohms. If open or shorted, replace nozzle.
Check fuse. If open, replace with 3/10 amp fast acting fuse.
No shut-off
Debris in fluid passages. Disassemble nozzle and clean fluid
passages.
Broken spring. Disassemble nozzle and replace spring.
Worn seat. Disassemble nozzle and replace with
AB10000AUH-03-Z1-EPFC spare parts kit.
