Troubleshooting
16
332511B
Troubleshooting
Before performing any troubleshooting procedure:
1. Perform
Pressure Relief Procedure
In the Exacta
Blend 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.
