Ecolab AQUANOMIC EU IV, Installation And Operation Manual, Page: 17 / 19

6.0 Troubleshooting
Symptom Possible Cause Action
6.1 Product not dispensing 1. Product Capsule switch
a. Use ohm meter and check
continuity through the
switch. Switch is normally
open.
2. Bad product valve a. Solenoid diaphragm failed
b. Coil failed
c. With cabinet dispensing
product, check for 24 VAC
on the coil leads. Remove the
leads from the coil to test.
d. If 24 VAC is present, replace
the coil.
e. If 24 VAC is not present,
replace the CPU module.
SCLS IV/AQUANOMIC EU IV Dispensing Module Installation & Operation Manual
6-1