Q Q Alarm Conditions - Conair W1-1.5 User Manual

Alarm
ALM 02
Flow Fault alarm
UGH017/0500
Possible cause
The To Process and From
Process valves are closed.
The Process Fluid strain-
er is clogged.
Process fluid level in
reservoir is low and float
switch failed.
The evaporator is fouled.
Pump is not running.
Pump is running back-
wards; no pump pressure
is indicated on pump dis-
charge pressure gauge.
The evaporator is frozen.
Series 1 Portable Chillers, PLC Control
A
LARM
C
ONDITIONS
'
CONT
Solution
Open/adjust valve(s).
Clean the strainer.
Fill the reservoir. See
Process Plumbing
Connections, in the Installation
section.
Clean Evaporator. See
Cleaning the Evaporator or
Water-cooled Condenser, in the
Maintenance section.
Check overload module. Reset
or replace as needed. See
Replacing Overload Modules,
in the Troubleshooting section.
Switch any two of the three
main power leads to the pump.
Check for proper percentage of
glycol mixture; adjust as need-
ed (see Setting Percent
in the Operations section).
T
ROUBLESHOOTING
D
Making
Glycol,
6-9