Graco 24G952 Instructions - Parts Manual page 22

Troubleshooting
Problem
Material is not cooling.
22
Cause
Chiller control solenoid not working.
Intermittent electrical connections
Material temperature variations.
FCM errors.
Solution
Ensure the system main power is ON.
Replace chiller control solenoid.
Ensure all electrical connections to the
chiller control solenoid are secure. See elec-
trical schematic in either the HFR or VRM
Repair-Parts manual.
Check tank stand circuit breaker in base
cube to see if it has tripped. See electrical
schematic in either the HFR or VRM
Repair-Parts manual.
Ensure the tank RTD connections are
secure. See electrical schematic in either
the HFR or VRM Repair-Parts manual.
Replace tank RTD.
Check FCM circuit breaker in base cube to
see if it has tripped. See electrical schematic
in either the HFR or VRM Repair-Parts man-
ual.
Check FCM. A red LED indicates a problem
with the module. See electrical schematic in
either the HFR or VRM Repair-Parts man-
ual.
Replace FCM
3A1299K