Barrier M
Operation
5.
77
Temperature alarm
*Water Temp. ?
LED
"TEMPERATURE"
lights up red
UV disinfection
unit switches off
immediately
•
Water temperature is hig-
her than the programmed
limit value for the water
temperature.
•
Check whether the water flow rate is suf-
ficient. Provide a sufficient flow rate.
•
Check the bleed valve to ensure that it is
functioning correctly. Water should be
dripping from the bleed hose at a steady
rate (only when flowing horizontally)!
•
Measure the water temperature using an
external thermometer to check whether
the temperature sensor is working and
have the temperature sensor replaced
by a service technician if necessary.
Temperature alarm
*Temp. Cabinet ?
LED
"TEMPERATURE"
lights up red
UV disinfection
unit switches off
immediately
•
The control cabinet tempe-
rature on the mounting
plate is higher than the per-
manently set limit value of
approximately 65°C.
•
Check that the control cabinet fan is able
to draw in and discharge air freely.
Cleaning alarm
*Cleaning ?
-
LED "CLEANING"
lights up red
UV disinfection
unit switches off
immediately
•
The automatic cleaning
mechanism has failed
•
If the motor fails for thermal reasons, it
must first cool down before it can be
switched on again. Once it has cooled
down, press the acknowledge key under
the menu item "Alarm Reset" in the ope-
rator menu to reset the alarm. If the
alarm persists, notify Evoqua customer
service.
Flow rate alarm
*Flow ?
LED "FLOW RATE"
lights up red
UV disinfection
unit switches off
immediately
•
The set minimum or maxi-
mum limit values for the
flow rate have been excee-
ded or not reached
•
Check whether the flow rate measure-
ment is working properly
•
Ensure that flow rate is within the
prescribed range (see setting data confi-
guration sheet on page 2 of the opera-
ting manual)
"UV "
LED
does not light up
•
The programmed mini-
mum UV intensity is not yet
reached during a heat-up
time of approximately 4
minutes.
•
Wait for the heat-up time of 4 minutes to
elapse!
Error message /
Fault
Cause
Remedy
Summary of Contents for WALLACE & TIERNAN Barrier M 1200
Page 1: ...WALLACE TIERNAN UV DISINFECTION UNIT BARRIER M OPERATING MANUAL...
Page 2: ...2 WT 090 370 000 DE IM 0715 Barrier M Please note Original manual...
Page 96: ...96 WT 090 370 000 DE IM 0715 Spare parts maintenance schedule Barrier M 6...
Page 100: ...100 WT 090 370 000 DE IM 0715 Table of UV alarm levels Barrier M 7...
Page 102: ...102 WT 090 370 000 DE IM 0715 Certificates declarations and statements Barrier M 8...
Page 103: ...Barrier M Certificates declarations and statements 8 103 8 2 QPS certificate...
Page 104: ...104 WT 090 370 000 DE IM 0715 Certificates declarations and statements Barrier M 8...
Page 105: ...Barrier M Certificates declarations and statements 8 105 8 3 NSF certficate...
Page 106: ...106 WT 090 370 000 DE IM 0715 Certificates declarations and statements Barrier M 8...
Page 109: ...Barrier M 109...