Troubleshooting
16 332511A
Troubleshooting
Before performing any troubleshooting procedure:
1. Perform Pressure Relief Procedure In the Exact-
aBlend AGP Advanced Glazing Proportioner,
Setup-Operation manual.
2. Turn off main disconnect at the machine.
3. Allow equipment to cool.
Try the recommended solutions in the order given for
each problem, to avoid unnecessary repairs. Also,
determine that all circuit breakers, switches, and con-
trols are properly set and wiring is correct before assum-
ing there is a problem.
Common Problems
Problem Cause Verification Solution
Heating is slow. Low power. Measure voltage across cir-
cuit breakers. Voltage
should measure between
190 and 264 Vac.
1. If voltage is lower than
expected, use electrical
schematic to locate
faulty wiring or connec-
tion.
2. Have a qualified electri-
cian service electrical
components.
Heating over shoots. Defective solid state relay. Verify for given zone that
temperature does not
increase when zone is dis-
abled.
Verify RTD wire or heater
power cord is attached to
correct heat module.
Replace relay.
