Interruption Symbol And Warning Signal Appear; The Pump, Which Is Connected To The Controller, Is Not Running, Although Its Switch-On Conditions Have Been Fulfilled - Honeywell ASC02-01WM Installation And Operating Instructions Manual

Temperature differential controller 2 inputs, 1 output
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Maintenance
9.1.3
Symbol
T1 temperature sensor with
interruption symbol and
warning sign (example)
9.1.4
Symbol
C
Pump symbol display
(example)
C
T1 temperature sensor with
temperature reading and
"off " display (example)
30

Interruption symbol and warning signal appear

Possible cause
Temperature sensor T1 or T2
or its supply cable is
interrupted
The pump, which is connected to the controller, is not
running, although its switch-on conditions have been fulfilled
Secondary symptoms
• The pump symbol is shown
in the display
• The pump symbol is not
shown in the display
• "Off" is displayed in
alternation with the
temperature reading
Remedy
Have professional personnel
check the supply cables of
the temperature sensors and
that they are correctly
connected to the controller.
Possible cause / remedy
The pump connecting cable is
not connected, inter-rupted or
the fuse in the controller is
burned out
If necessary, have profes-
sional personnel replace the
fuse
Operating switch is set to Off
► Set the operating switch to
automatic operation
EN2B-0365GE51 R0710
ASC02-01WM

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