Technical information

UGH024/1103 Portable Chillers
TROUBLESHOOTING
6-15
TIC C
ONTROL
ALARM
CONDITIONS
Alarm
Flow fault (pump
and compressor are
off) “FAL”
Possible cause
The To Process and/or
From Process valves are
closed.
The Optional Process
Fluid strainer is clogged.
Water level in reservoir is
low.
The evaporator is fouled.
Pump is not running.
Pump is running back-
wards.
Solution
Open valve(s).
Clean the strainer.
Fill the reservoir. See Making
Process Plumbing
Connections, in the Installation
section.
Clean Evaporator. See
Cleaning the Evaporator or
Water-cooled Condenser, in the
Maintenance section.
Check overload module.
Replace as needed. See
Replacing Overload Modules,
in the Troubleshooting section.
Switch any two of the three
main power leads to the pump.