Remedying Faults - Lauda Integral XT 150 Operating Instructions Manual

9.4

Remedying faults

Before you contact the LAUDA Service Constant Temperature Equipment (þ 9.5), check whether the prob-
lem can be remedied with the following instructions:
a) Process thermostats
Fault
Device does not cool or only very slowly.
Device does not heat up or only very slowly.
Pump levels cannot be set.
Degassing does not function very well.
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Possible remedy
1. The module "Smart Cool" is set to "off" à
Switch on "Smart Cool" module (þ 7.15.7.1
and 8.2).
2. Actuating signal limitation is active à Switch
off actuating signal limitation (þ 7.15.7.1).
3. Dirty condenser à clean condenser (þ 9.3.2).
4. Temperature limit Til too high. à Reduce tem-
perature limit Til (þ 7.10.2).
1. Actuating signal limitation is active à Switch
off actuating signal limitation (þ 7.15.7.1).
2. Temperature limit Tih too low à Increase tem-
perature limit Tih (þ 7.10.2).
3. Dynamic heating power limit active à Switch
off dynamic heating power limit (þ 7.15.7.2).
4. At small pump levels the heating power is reg-
ulated automatically by the dynamic heating
power control.(þ 7.15.7.3) à increase pump
level.
1. Pump pressure control is active. à Switch off
pump pressure control (þ 7.9.4).
1. Pump pressure control is active. à Switch off
pump pressure control (þ 7.9.4).
2. Pump level too high. à Select a lower pump
level (þ 7.9.3).
3. Heater power too high. à Reduce heater pow-
er (þ 7.15.7.1).
4. Cooling unit active. à Switch off cooling unit
(þ 7.15.7.1).
5. Heat transfer liquid heavily contaminated. à
Change heat transfer liquid; to do this, com-
pletely drain the device, working with the
cleaning procedure if required (þ 7.8).
6. Filling point cover closed. à Open filling point
cover.
Maintenance
Integral XT
YAWE0028 / 24/06/2016